Fare Guide

Estimated lowest fares found within 7 days

Cheapest Airline Frontier Airlines

The cheapest airline(s) flying from Saint Louis to Philadelphia is Frontier Airlines.

  • Frontier Airlines Frontier Airlines
  • American Airlines American Airlines
  • Delta Air Lines Delta Air Lines
  • United Airlines United Airlines
  • Spirit Airlines Spirit Airlines
  • Alaska Airlines Alaska Airlines
Cheapest Month August

Travel Period: July 2024 - June 2025

The cheapest month(s) to fly from Saint Louis to Philadelphia is August.

  • Jul 2024
  • Aug 2024
  • Sep 2024
  • Oct 2024
  • Nov 2024
  • Dec 2024
  • Jan 2025
  • Feb 2025
  • Mar 2025
  • Apr 2025
  • May 2025
  • Jun 2025
Cheapest Day of the Week Friday

The cheapest day(s) of the week to fly from Saint Louis to Philadelphia is Friday.

  • Sun Sunday
  • Mon Monday
  • Tue Tuesday
  • Wed Wednesday
  • Thu Thursday
  • Fri Friday
  • Sat Saturday
Cheapest Time 9pm

The cheapest time of the day to fly from Saint Louis to Philadelphia is in the evening.

Early Morning 12:01am - 06:00am
Morning 6:01am - 12:00pm
Afternoon 12:01pm - 6:00pm
Evening 6:01pm to 12:00am
12am
6am
12pm
6pm

Flight Schedules

Last Updated: Sun, 2 Jun, 2024

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  • Availability
    • M
    • T
    • W
    • T
    • F
    • S
    • S
  • 19:35 - 22:45
    STL - PHL
  • 19:35 (STL)St Louis Lambert Intl Airport
  • 22:45 (PHL)Philadelphia International Airport
  • Southwest Airlines (WN 3526)Boeing 737 800
  • 02h 10m
  • Direct
    • -
    • -
    • W
    • -
    • -
    • -
    • -
  • Boeing 737 800
  • 20:05 - 23:15
    STL - PHL
  • 20:05 (STL)St Louis Lambert Intl Airport
  • 23:15 (PHL)Philadelphia International Airport
  • Southwest Airlines (WN 3526)Boeing 737 Max 8 Passenger
  • 02h 10m
  • Direct
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • Boeing 737 Max 8 Passenger
  • 20:45 - 23:55
    STL - PHL
  • 20:45 (STL)St Louis Lambert Intl Airport
  • 23:55 (PHL)Philadelphia International Airport
  • Southwest Airlines (WN 3526)Boeing 737 Max 8 Passenger
  • 02h 10m
  • Direct
    • -
    • -
    • -
    • T
    • F
    • -
    • -
  • Boeing 737 Max 8 Passenger
  • 21:05 - 00:15+ 1
    STL - PHL
  • 21:05 (STL)St Louis Lambert Intl Airport
  • 00:15 (PHL)Philadelphia International Airport + 1
  • Southwest Airlines (WN 3526)Boeing 737 700
  • 02h 10m
  • Direct
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • Boeing 737 700
  • 22:36 - 01:48+ 1
    STL - PHL
  • 22:36 (STL)St Louis Lambert Intl Airport
  • 01:48 (PHL)Philadelphia International Airport + 1
  • Frontier Airlines (F9 3502)Airbus A320 Neo
  • 02h 12m
  • Direct
    • -
    • -
    • -
    • -
    • F
    • -
    • -
  • Airbus A320 Neo
  • 06:08 - 09:25
    STL - PHL
  • 06:08 (STL)St Louis Lambert Intl Airport
  • 09:25 (PHL)Philadelphia International Airport
  • American Airlines (AA 1308)Airbus
  • 02h 17m
  • Direct
    • -
    • -
    • W
    • T
    • F
    • S
    • S
  • Airbus
  • 07:55 - 11:05
    STL - PHL
  • 07:55 (STL)St Louis Lambert Intl Airport
  • 11:05 (PHL)Philadelphia International Airport
  • Southwest Airlines (WN 854)Boeing 737 800
  • 02h 10m
  • Direct
    • -
    • -
    • -
    • T
    • F
    • -
    • -
  • Boeing 737 800
  • 08:00 - 11:10
    STL - PHL
  • 08:00 (STL)St Louis Lambert Intl Airport
  • 11:10 (PHL)Philadelphia International Airport
  • Southwest Airlines (WN 854)Boeing 737 800
  • 02h 10m
  • Direct
    • -
    • -
    • W
    • -
    • -
    • -
    • -
  • Boeing 737 800
  • 09:00 - 12:10
    STL - PHL
  • 09:00 (STL)St Louis Lambert Intl Airport
  • 12:10 (PHL)Philadelphia International Airport
  • Southwest Airlines (WN 854)Boeing 737 Max 8 Passenger
  • 02h 10m
  • Direct
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • Boeing 737 Max 8 Passenger
  • 09:06 - 12:24
    STL - PHL
  • 09:06 (STL)St Louis Lambert Intl Airport
  • 12:24 (PHL)Philadelphia International Airport
  • American Airlines (AA 4345)Embraer Emb 175
  • 02h 18m
  • Direct
    • -
    • -
    • W
    • T
    • F
    • S
    • S
  • Embraer Emb 175
  • 11:15 - 14:25
    STL - PHL
  • 11:15 (STL)St Louis Lambert Intl Airport
  • 14:25 (PHL)Philadelphia International Airport
  • Southwest Airlines (WN 854)Boeing 737 800
  • 02h 10m
  • Direct
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • Boeing 737 800
  • 12:56 - 16:12
    STL - PHL
  • 12:56 (STL)St Louis Lambert Intl Airport
  • 16:12 (PHL)Philadelphia International Airport
  • American Airlines (AA 2275)Airbus
  • 02h 16m
  • Direct
    • -
    • -
    • W
    • T
    • F
    • S
    • S
  • Airbus
  • 15:08 - 18:20
    STL - PHL
  • 15:08 (STL)St Louis Lambert Intl Airport
  • 18:20 (PHL)Philadelphia International Airport
  • Frontier Airlines (F9 2182)Airbus A320 Neo
  • 02h 12m
  • Direct
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • Airbus A320 Neo
  • 16:45 - 20:02
    STL - PHL
  • 16:45 (STL)St Louis Lambert Intl Airport
  • 20:02 (PHL)Philadelphia International Airport
  • American Airlines (AA 1699)Airbus
  • 02h 17m
  • Direct
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • Airbus
  • 16:48 - 20:04
    STL - PHL
  • 16:48 (STL)St Louis Lambert Intl Airport
  • 20:04 (PHL)Philadelphia International Airport
  • American Airlines (AA 1699)Airbus
  • 02h 16m
  • Direct
    • -
    • -
    • W
    • T
    • F
    • -
    • S
  • Airbus

Connecting Flights

  • 19:06 - 21:50+ 1
    STL - ATL
    22:35 - 00:37+ 1
    ATL - PHL
  • 19:06 (STL)St Louis Lambert Intl Airport
    22:35 (ATL)Atlanta Hartsfield-Jackson Intl Airport
  • 21:50 (ATL)Atlanta Hartsfield-Jackson Intl Airport + 1
    00:37 (PHL)Philadelphia International Airport
  • Delta Air Lines (DL 1393)Boeing 737 900
    Delta Air Lines (DL 2642)Airbus
  • 04h 31m (00h 45m)
  • ATL Atlanta 00h 45m
    • M
    • -
    • -
    • T
    • F
    • -
    • S
  • 05:10 - 07:45
    STL - ATL
    08:35 - 10:40
    ATL - PHL
  • 05:10 (STL)St Louis Lambert Intl Airport
    08:35 (ATL)Atlanta Hartsfield-Jackson Intl Airport
  • 07:45 (ATL)Atlanta Hartsfield-Jackson Intl Airport
    10:40 (PHL)Philadelphia International Airport
  • Southwest Airlines (WN 121)Boeing 737 700
    Southwest Airlines (WN 4845)Boeing 737 700
  • 04h 30m (00h 50m)
  • ATL Atlanta 00h 50m
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • 05:15 - 08:11
    STL - CLT
    08:55 - 10:34
    CLT - PHL
  • 05:15 (STL)St Louis Lambert Intl Airport
    08:55 (CLT)Charlotte Airport
  • 08:11 (CLT)Charlotte Airport
    10:34 (PHL)Philadelphia International Airport
  • American Airlines (AA 421)Boeing 737 800
    American Airlines (AA 1121)Boeing 737 800
  • 04h 19m (00h 44m)
  • CLT Charlotte 00h 44m
    • -
    • -
    • -
    • -
    • -
    • S
    • S
  • 05:25 - 06:35
    STL - MDW
    09:00 - 11:55
    MDW - PHL
  • 05:25 (STL)St Louis Lambert Intl Airport
    09:00 (MDW)Chicago Midway Airport
  • 06:35 (MDW)Chicago Midway Airport
    11:55 (PHL)Philadelphia International Airport
  • Southwest Airlines (WN 3786)Boeing 737 800
    Southwest Airlines (WN 852)Boeing 737 Max 8 Passenger
  • 05h 30m (02h 25m)
  • MDW Chicago 02h 25m
    • M
    • -
    • -
    • T
    • F
    • -
    • -
  • 05:30 - 06:40
    STL - MDW
    09:40 - 12:35
    MDW - PHL
  • 05:30 (STL)St Louis Lambert Intl Airport
    09:40 (MDW)Chicago Midway Airport
  • 06:40 (MDW)Chicago Midway Airport
    12:35 (PHL)Philadelphia International Airport
  • Southwest Airlines (WN 3153)Boeing 737 700
    Southwest Airlines (WN 479)Boeing 737 Max 8 Passenger
  • 06h 05m (03h 00m)
  • MDW Chicago 03h 00m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 05:55 - 07:05
    STL - BNA
    09:50 - 12:55
    BNA - PHL
  • 05:55 (STL)St Louis Lambert Intl Airport
    09:50 (BNA)Nashville Airport
  • 07:05 (BNA)Nashville Airport
    12:55 (PHL)Philadelphia International Airport
  • Southwest Airlines (WN 4475)Boeing 737 700
    Southwest Airlines (WN 4521)Boeing 737 800
  • 06h 00m (02h 45m)
  • BNA Nashville 02h 45m
    • M
    • -
    • -
    • T
    • F
    • -
    • -
  • 06:00 - 08:37
    STL - ATL
    10:00 - 12:04
    ATL - PHL
  • 06:00 (STL)St Louis Lambert Intl Airport
    10:00 (ATL)Atlanta Hartsfield-Jackson Intl Airport
  • 08:37 (ATL)Atlanta Hartsfield-Jackson Intl Airport
    12:04 (PHL)Philadelphia International Airport
  • Delta Air Lines (DL 1524)Boeing 737 900
    Delta Air Lines (DL 2270)Airbus
  • 05h 04m (01h 23m)
  • ATL Atlanta 01h 23m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 06:00 - 07:22
    STL - ORD
    08:10 - 11:17
    ORD - PHL
  • 06:00 (STL)St Louis Lambert Intl Airport
    08:10 (ORD)Chicago O'Hare International Airport
  • 07:22 (ORD)Chicago O'Hare International Airport
    11:17 (PHL)Philadelphia International Airport
  • American Airlines (AA 439)Boeing 737 800
    American Airlines (AA 2777)Airbus
  • 04h 17m (00h 48m)
  • ORD Chicago 00h 48m
    • -
    • -
    • -
    • -
    • -
    • S
    • S
  • 06:00 - 07:22
    STL - ORD
    09:45 - 12:52
    ORD - PHL
  • 06:00 (STL)St Louis Lambert Intl Airport
    09:45 (ORD)Chicago O'Hare International Airport
  • 07:22 (ORD)Chicago O'Hare International Airport
    12:52 (PHL)Philadelphia International Airport
  • American Airlines (AA 439)Boeing 737 800
    American Airlines (AA 1926)Airbus
  • 05h 52m (02h 23m)
  • ORD Chicago 02h 23m
    • -
    • -
    • -
    • -
    • -
    • S
    • S
  • 06:05 - 08:42
    STL - ATL
    10:00 - 12:04
    ATL - PHL
  • 06:05 (STL)St Louis Lambert Intl Airport
    10:00 (ATL)Atlanta Hartsfield-Jackson Intl Airport
  • 08:42 (ATL)Atlanta Hartsfield-Jackson Intl Airport
    12:04 (PHL)Philadelphia International Airport
  • Delta Air Lines (DL 1524)Boeing 737 900
    Delta Air Lines (DL 2270)Airbus
  • 04h 59m (01h 18m)
  • ATL Atlanta 01h 18m
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • 06:09 - 09:11
    STL - DCA
    11:30 - 12:33
    DCA - PHL
  • 06:09 (STL)St Louis Lambert Intl Airport
    11:30 (DCA)Washington Ronald Reagan National Airport
  • 09:11 (DCA)Washington Ronald Reagan National Airport
    12:33 (PHL)Philadelphia International Airport
  • American Airlines (AA 2808)Airbus
    American Airlines (AA 4525)Embraer Emb 175
  • 05h 24m (02h 19m)
  • DCA Washington 02h 19m
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • 06:10 - 07:20
    STL - BNA
    10:05 - 13:10
    BNA - PHL
  • 06:10 (STL)St Louis Lambert Intl Airport
    10:05 (BNA)Nashville Airport
  • 07:20 (BNA)Nashville Airport
    13:10 (PHL)Philadelphia International Airport
  • Southwest Airlines (WN 503)Boeing 737 Max 8 Passenger
    Southwest Airlines (WN 4521)Boeing 737 800
  • 06h 00m (02h 45m)
  • BNA Nashville 02h 45m
    • -
    • T
    • W
    • -
    • -
    • -
    • -
  • 06:11 - 09:34
    STL - LGA
    12:15 - 13:30
    LGA - PHL
  • 06:11 (STL)St Louis Lambert Intl Airport
    12:15 (LGA)New York La Guardia Airport
  • 09:34 (LGA)New York La Guardia Airport
    13:30 (PHL)Philadelphia International Airport
  • American Airlines (AA 4427)Embraer Emb 175
    American Airlines (AA 4302)Embraer Emb 175
  • 06h 19m (02h 41m)
  • LGA New York City 02h 41m
    • M
    • T
    • W
    • T
    • F
    • -
    • -
  • 06:30 - 09:05
    STL - DTW
    10:05 - 11:38
    DTW - PHL
  • 06:30 (STL)St Louis Lambert Intl Airport
    10:05 (DTW)Detroit Wayne County
  • 09:05 (DTW)Detroit Wayne County
    11:38 (PHL)Philadelphia International Airport
  • Delta Air Lines (DL 1626)Boeing 717
    Delta Air Lines (DL 2189)Boeing 717
  • 04h 08m (01h 00m)
  • DTW Detroit 01h 00m
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • 07:00 - 09:56
    STL - CLT
    12:07 - 13:49
    CLT - PHL
  • 07:00 (STL)St Louis Lambert Intl Airport
    12:07 (CLT)Charlotte Airport
  • 09:56 (CLT)Charlotte Airport
    13:49 (PHL)Philadelphia International Airport
  • American Airlines (AA 858)Boeing 737 800
    American Airlines (AA 2817)Airbus A321 Neo
  • 05h 49m (02h 11m)
  • CLT Charlotte 02h 11m
    • -
    • -
    • -
    • -
    • -
    • S
    • S
  • 07:00 - 09:56
    STL - CLT
    11:07 - 12:47
    CLT - PHL
  • 07:00 (STL)St Louis Lambert Intl Airport
    11:07 (CLT)Charlotte Airport
  • 09:56 (CLT)Charlotte Airport
    12:47 (PHL)Philadelphia International Airport
  • American Airlines (AA 858)Boeing 737 800
    American Airlines (AA 1818)Airbus
  • 04h 47m (01h 11m)
  • CLT Charlotte 01h 11m
    • -
    • -
    • -
    • -
    • -
    • S
    • S
  • 07:04 - 10:30
    STL - LGA
    12:15 - 13:30
    LGA - PHL
  • 07:04 (STL)St Louis Lambert Intl Airport
    12:15 (LGA)New York La Guardia Airport
  • 10:30 (LGA)New York La Guardia Airport
    13:30 (PHL)Philadelphia International Airport
  • American Airlines (AA 4427)Embraer Emb 175
    American Airlines (AA 4302)Embraer Emb 175
  • 05h 26m (01h 45m)
  • LGA New York City 01h 45m
    • -
    • -
    • W
    • T
    • F
    • -
    • -
  • 07:15 - 09:55
    STL - ATL
    12:00 - 13:56
    ATL - PHL
  • 07:15 (STL)St Louis Lambert Intl Airport
    12:00 (ATL)Atlanta Hartsfield-Jackson Intl Airport
  • 09:55 (ATL)Atlanta Hartsfield-Jackson Intl Airport
    13:56 (PHL)Philadelphia International Airport
  • Delta Air Lines (DL 1536)Boeing 737 900
    Delta Air Lines (DL 2279)Boeing 757
  • 05h 41m (02h 05m)
  • ATL Atlanta 02h 05m
    • -
    • -
    • -
    • -
    • -
    • S
    • S
  • 07:45 - 08:55
    STL - BNA
    09:35 - 12:35
    BNA - PHL
  • 07:45 (STL)St Louis Lambert Intl Airport
    09:35 (BNA)Nashville Airport
  • 08:55 (BNA)Nashville Airport
    12:35 (PHL)Philadelphia International Airport
  • Southwest Airlines (WN 503)Boeing 737 800
    Southwest Airlines (WN 4521)Boeing 737 Max 8 Passenger
  • 03h 50m (00h 40m)
  • BNA Nashville 00h 40m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 07:45 - 08:55
    STL - MDW
    12:10 - 15:05
    MDW - PHL
  • 07:45 (STL)St Louis Lambert Intl Airport
    12:10 (MDW)Chicago Midway Airport
  • 08:55 (MDW)Chicago Midway Airport
    15:05 (PHL)Philadelphia International Airport
  • Southwest Airlines (WN 4815)Boeing 737 700
    Southwest Airlines (WN 479)Boeing 737 Max 8 Passenger
  • 06h 20m (03h 15m)
  • MDW Chicago 03h 15m
    • -
    • T
    • W
    • -
    • -
    • -
    • -
  • 07:45 - 08:55
    STL - BNA
    09:30 - 12:30
    BNA - PHL
  • 07:45 (STL)St Louis Lambert Intl Airport
    09:30 (BNA)Nashville Airport
  • 08:55 (BNA)Nashville Airport
    12:30 (PHL)Philadelphia International Airport
  • Southwest Airlines (WN 503)Boeing 737 700
    Southwest Airlines (WN 4521)Boeing 737 Max 8 Passenger
  • 03h 45m (00h 35m)
  • BNA Nashville 00h 35m
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • 07:47 - 10:56
    STL - DCA
    11:40 - 12:45
    DCA - PHL
  • 07:47 (STL)St Louis Lambert Intl Airport
    11:40 (DCA)Washington Ronald Reagan National Airport
  • 10:56 (DCA)Washington Ronald Reagan National Airport
    12:45 (PHL)Philadelphia International Airport
  • American Airlines (AA 5454)Crj 700 Canadair Regional
    American Airlines (AA 4525)Embraer Emb 175
  • 03h 58m (00h 44m)
  • DCA Washington 00h 44m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 08:05 - 09:39
    STL - ORD
    11:15 - 14:24
    ORD - PHL
  • 08:05 (STL)St Louis Lambert Intl Airport
    11:15 (ORD)Chicago O'Hare International Airport
  • 09:39 (ORD)Chicago O'Hare International Airport
    14:24 (PHL)Philadelphia International Airport
  • United Airlines (UA 4183)Canadair Regional Jet 550
    United Airlines (UA 225)Boeing 737 800
  • 05h 19m (01h 36m)
  • ORD Chicago 01h 36m
    • -
    • -
    • -
    • -
    • -
    • S
    • S
  • 08:05 - 09:39
    STL - ORD
    11:15 - 14:24
    ORD - PHL
  • 08:05 (STL)St Louis Lambert Intl Airport
    11:15 (ORD)Chicago O'Hare International Airport
  • 09:39 (ORD)Chicago O'Hare International Airport
    14:24 (PHL)Philadelphia International Airport
  • United Airlines (UA 4183)Canadair Regional Jet 550
    United Airlines (UA 791)Airbus
  • 05h 19m (01h 36m)
  • ORD Chicago 01h 36m
    • -
    • -
    • -
    • T
    • F
    • S
    • S
  • 08:25 - 11:35
    STL - IAD
    12:45 - 13:52
    IAD - PHL
  • 08:25 (STL)St Louis Lambert Intl Airport
    12:45 (IAD)Washington Dulles International Airport
  • 11:35 (IAD)Washington Dulles International Airport
    13:52 (PHL)Philadelphia International Airport
  • United Airlines (UA 4506)Canadair Regional Jet 550
    United Airlines (UA 4819)Embraer
  • 04h 27m (01h 10m)
  • IAD Washington 01h 10m
    • -
    • -
    • -
    • T
    • F
    • S
    • S
  • 09:22 - 12:18
    STL - CLT
    14:45 - 16:25
    CLT - PHL
  • 09:22 (STL)St Louis Lambert Intl Airport
    14:45 (CLT)Charlotte Airport
  • 12:18 (CLT)Charlotte Airport
    16:25 (PHL)Philadelphia International Airport
  • American Airlines (AA 2475)Boeing 737 800
    American Airlines (AA 2236)Airbus A321 Neo
  • 06h 03m (02h 27m)
  • CLT Charlotte 02h 27m
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • 09:22 - 12:18
    STL - CLT
    13:10 - 14:49
    CLT - PHL
  • 09:22 (STL)St Louis Lambert Intl Airport
    13:10 (CLT)Charlotte Airport
  • 12:18 (CLT)Charlotte Airport
    14:49 (PHL)Philadelphia International Airport
  • American Airlines (AA 2475)Boeing 737 800
    American Airlines (AA 641)Airbus
  • 04h 27m (00h 52m)
  • CLT Charlotte 00h 52m
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • 09:23 - 12:19
    STL - CLT
    13:10 - 14:49
    CLT - PHL
  • 09:23 (STL)St Louis Lambert Intl Airport
    13:10 (CLT)Charlotte Airport
  • 12:19 (CLT)Charlotte Airport
    14:49 (PHL)Philadelphia International Airport
  • American Airlines (AA 2475)Boeing 737 800
    American Airlines (AA 641)Airbus
  • 04h 26m (00h 51m)
  • CLT Charlotte 00h 51m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 09:23 - 12:19
    STL - CLT
    14:45 - 16:25
    CLT - PHL
  • 09:23 (STL)St Louis Lambert Intl Airport
    14:45 (CLT)Charlotte Airport
  • 12:19 (CLT)Charlotte Airport
    16:25 (PHL)Philadelphia International Airport
  • American Airlines (AA 2475)Boeing 737 800
    American Airlines (AA 2236)Airbus A321 Neo
  • 06h 02m (02h 26m)
  • CLT Charlotte 02h 26m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 09:44 - 11:37
    STL - DFW
    12:19 - 16:41
    DFW - PHL
  • 09:44 (STL)St Louis Lambert Intl Airport
    12:19 (DFW)Dallas/Fort Worth Intl Airport
  • 11:37 (DFW)Dallas/Fort Worth Intl Airport
    16:41 (PHL)Philadelphia International Airport
  • American Airlines (AA 2897)Airbus
    American Airlines (AA 2317)Airbus
  • 05h 57m (00h 42m)
  • DFW Dallas 00h 42m
    • -
    • -
    • -
    • -
    • -
    • S
    • S
  • 09:47 - 11:07
    STL - ORD
    11:45 - 14:44
    ORD - PHL
  • 09:47 (STL)St Louis Lambert Intl Airport
    11:45 (ORD)Chicago O'Hare International Airport
  • 11:07 (ORD)Chicago O'Hare International Airport
    14:44 (PHL)Philadelphia International Airport
  • American Airlines (AA 3564)Embraer Emb 175
    American Airlines (AA 2098)Boeing 737 800
  • 03h 57m (00h 38m)
  • ORD Chicago 00h 38m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 10:05 - 11:42
    STL - MSP
    12:59 - 16:36
    MSP - PHL
  • 10:05 (STL)St Louis Lambert Intl Airport
    12:59 (MSP)Minneapolis International Airport
  • 11:42 (MSP)Minneapolis International Airport
    16:36 (PHL)Philadelphia International Airport
  • Delta Air Lines (DL 2106)Boeing 717
    Delta Air Lines (DL 2700)Airbus
  • 05h 31m (01h 17m)
  • MSP Minneapolis 01h 17m
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • 10:15 - 12:47
    STL - ATL
    15:30 - 17:34
    ATL - PHL
  • 10:15 (STL)St Louis Lambert Intl Airport
    15:30 (ATL)Atlanta Hartsfield-Jackson Intl Airport
  • 12:47 (ATL)Atlanta Hartsfield-Jackson Intl Airport
    17:34 (PHL)Philadelphia International Airport
  • Delta Air Lines (DL 1571)Boeing 737 900
    Delta Air Lines (DL 2842)Airbus
  • 06h 19m (02h 43m)
  • ATL Atlanta 02h 43m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 10:15 - 11:49
    STL - ORD
    14:20 - 17:29
    ORD - PHL
  • 10:15 (STL)St Louis Lambert Intl Airport
    14:20 (ORD)Chicago O'Hare International Airport
  • 11:49 (ORD)Chicago O'Hare International Airport
    17:29 (PHL)Philadelphia International Airport
  • United Airlines (UA 4426)Canadair Regional Jet 550
    United Airlines (UA 1349)Airbus
  • 06h 14m (02h 31m)
  • ORD Chicago 02h 31m
    • M
    • T
    • W
    • T
    • F
    • -
    • -
  • 10:15 - 12:47
    STL - ATL
    15:17 - 17:21
    ATL - PHL
  • 10:15 (STL)St Louis Lambert Intl Airport
    15:17 (ATL)Atlanta Hartsfield-Jackson Intl Airport
  • 12:47 (ATL)Atlanta Hartsfield-Jackson Intl Airport
    17:21 (PHL)Philadelphia International Airport
  • Delta Air Lines (DL 1571)Boeing 737 900
    Delta Air Lines (DL 2842)Airbus
  • 06h 06m (02h 30m)
  • ATL Atlanta 02h 30m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 10:15 - 12:47
    STL - ATL
    13:35 - 15:36
    ATL - PHL
  • 10:15 (STL)St Louis Lambert Intl Airport
    13:35 (ATL)Atlanta Hartsfield-Jackson Intl Airport
  • 12:47 (ATL)Atlanta Hartsfield-Jackson Intl Airport
    15:36 (PHL)Philadelphia International Airport
  • Delta Air Lines (DL 1571)Boeing 737 900
    Delta Air Lines (DL 2131)Airbus
  • 04h 21m (00h 48m)
  • ATL Atlanta 00h 48m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 10:19 - 11:48
    STL - ORD
    14:19 - 17:28
    ORD - PHL
  • 10:19 (STL)St Louis Lambert Intl Airport
    14:19 (ORD)Chicago O'Hare International Airport
  • 11:48 (ORD)Chicago O'Hare International Airport
    17:28 (PHL)Philadelphia International Airport
  • United Airlines (UA 4426)Canadair Regional Jet 550
    United Airlines (UA 1776)Boeing 737 800
  • 06h 09m (02h 31m)
  • ORD Chicago 02h 31m
    • -
    • -
    • -
    • -
    • F
    • -
    • S
  • 10:19 - 11:48
    STL - ORD
    14:25 - 17:34
    ORD - PHL
  • 10:19 (STL)St Louis Lambert Intl Airport
    14:25 (ORD)Chicago O'Hare International Airport
  • 11:48 (ORD)Chicago O'Hare International Airport
    17:34 (PHL)Philadelphia International Airport
  • United Airlines (UA 4426)Canadair Regional Jet 550
    United Airlines (UA 1776)Airbus
  • 06h 15m (02h 37m)
  • ORD Chicago 02h 37m
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • 10:19 - 11:48
    STL - ORD
    14:25 - 17:32
    ORD - PHL
  • 10:19 (STL)St Louis Lambert Intl Airport
    14:25 (ORD)Chicago O'Hare International Airport
  • 11:48 (ORD)Chicago O'Hare International Airport
    17:32 (PHL)Philadelphia International Airport
  • United Airlines (UA 4426)Canadair Regional Jet 550
    United Airlines (UA 1776)Boeing 737 Max 9 Passenger
  • 06h 13m (02h 37m)
  • ORD Chicago 02h 37m
    • -
    • -
    • -
    • T
    • -
    • -
    • -
  • 11:00 - 12:28
    STL - ORD
    14:25 - 17:34
    ORD - PHL
  • 11:00 (STL)St Louis Lambert Intl Airport
    14:25 (ORD)Chicago O'Hare International Airport
  • 12:28 (ORD)Chicago O'Hare International Airport
    17:34 (PHL)Philadelphia International Airport
  • United Airlines (UA 4481)Canadair Regional Jet 550
    United Airlines (UA 1776)Airbus
  • 05h 34m (01h 57m)
  • ORD Chicago 01h 57m
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • 11:03 - 14:29
    STL - LGA
    16:59 - 18:14
    LGA - PHL
  • 11:03 (STL)St Louis Lambert Intl Airport
    16:59 (LGA)New York La Guardia Airport
  • 14:29 (LGA)New York La Guardia Airport
    18:14 (PHL)Philadelphia International Airport
  • American Airlines (AA 4409)Embraer Emb 175
    American Airlines (AA 4423)Embraer Emb 175
  • 06h 11m (02h 30m)
  • LGA New York City 02h 30m
    • M
    • T
    • W
    • T
    • F
    • -
    • -
  • 11:03 - 14:29
    STL - LGA
    15:31 - 16:55
    LGA - PHL
  • 11:03 (STL)St Louis Lambert Intl Airport
    15:31 (LGA)New York La Guardia Airport
  • 14:29 (LGA)New York La Guardia Airport
    16:55 (PHL)Philadelphia International Airport
  • American Airlines (AA 4409)Embraer Emb 175
    American Airlines (AA 4724)Embraer Emb 175
  • 04h 52m (01h 02m)
  • LGA New York City 01h 02m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 11:03 - 14:29
    STL - LGA
    16:29 - 17:43
    LGA - PHL
  • 11:03 (STL)St Louis Lambert Intl Airport
    16:29 (LGA)New York La Guardia Airport
  • 14:29 (LGA)New York La Guardia Airport
    17:43 (PHL)Philadelphia International Airport
  • American Airlines (AA 4409)Embraer Emb 175
    American Airlines (AA 4423)Embraer Emb 175
  • 05h 40m (02h 00m)
  • LGA New York City 02h 00m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 11:03 - 14:29
    STL - LGA
    16:00 - 17:18
    LGA - PHL
  • 11:03 (STL)St Louis Lambert Intl Airport
    16:00 (LGA)New York La Guardia Airport
  • 14:29 (LGA)New York La Guardia Airport
    17:18 (PHL)Philadelphia International Airport
  • American Airlines (AA 4409)Embraer Emb 175
    American Airlines (AA 4724)Embraer Emb 175
  • 05h 15m (01h 31m)
  • LGA New York City 01h 31m
    • M
    • T
    • W
    • T
    • F
    • -
    • -
  • 11:05 - 14:48
    STL - BOS
    16:10 - 17:44
    BOS - PHL
  • 11:05 (STL)St Louis Lambert Intl Airport
    16:10 (BOS)Boston Logan International Airport
  • 14:48 (BOS)Boston Logan International Airport
    17:44 (PHL)Philadelphia International Airport
  • American Airlines (AA 3712)Embraer Emb 175
    American Airlines (AA 2616)Airbus
  • 05h 39m (01h 22m)
  • BOS Boston 01h 22m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 11:15 - 14:58
    STL - BOS
    16:10 - 17:44
    BOS - PHL
  • 11:15 (STL)St Louis Lambert Intl Airport
    16:10 (BOS)Boston Logan International Airport
  • 14:58 (BOS)Boston Logan International Airport
    17:44 (PHL)Philadelphia International Airport
  • American Airlines (AA 3712)Embraer Emb 175
    American Airlines (AA 2616)Airbus
  • 05h 29m (01h 12m)
  • BOS Boston 01h 12m
    • -
    • T
    • -
    • -
    • -
    • -
    • -
  • 11:25 - 13:59
    STL - DTW
    15:50 - 17:27
    DTW - PHL
  • 11:25 (STL)St Louis Lambert Intl Airport
    15:50 (DTW)Detroit Wayne County
  • 13:59 (DTW)Detroit Wayne County
    17:27 (PHL)Philadelphia International Airport
  • Delta Air Lines (DL 2620)Boeing 717
    Delta Air Lines (DL 4143)Canadair Regional
  • 05h 02m (01h 51m)
  • DTW Detroit 01h 51m
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • 11:25 - 12:53
    STL - ORD
    14:19 - 17:28
    ORD - PHL
  • 11:25 (STL)St Louis Lambert Intl Airport
    14:19 (ORD)Chicago O'Hare International Airport
  • 12:53 (ORD)Chicago O'Hare International Airport
    17:28 (PHL)Philadelphia International Airport
  • United Airlines (UA 4481)Canadair Regional Jet 550
    United Airlines (UA 1776)Boeing 737 800
  • 05h 03m (01h 26m)
  • ORD Chicago 01h 26m
    • -
    • -
    • -
    • -
    • F
    • -
    • S
  • 11:25 - 13:59
    STL - DTW
    14:59 - 16:34
    DTW - PHL
  • 11:25 (STL)St Louis Lambert Intl Airport
    14:59 (DTW)Detroit Wayne County
  • 13:59 (DTW)Detroit Wayne County
    16:34 (PHL)Philadelphia International Airport
  • Delta Air Lines (DL 2620)Boeing 717
    Delta Air Lines (DL 1366)Boeing 717
  • 04h 09m (01h 00m)
  • DTW Detroit 01h 00m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 11:25 - 12:53
    STL - ORD
    14:25 - 17:32
    ORD - PHL
  • 11:25 (STL)St Louis Lambert Intl Airport
    14:25 (ORD)Chicago O'Hare International Airport
  • 12:53 (ORD)Chicago O'Hare International Airport
    17:32 (PHL)Philadelphia International Airport
  • United Airlines (UA 4481)Canadair Regional Jet 550
    United Airlines (UA 1776)Boeing 737 Max 9 Passenger
  • 05h 07m (01h 32m)
  • ORD Chicago 01h 32m
    • -
    • -
    • -
    • T
    • -
    • -
    • -
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What’s the fastest flight time from Saint Louis to Philadelphia?

The fastest flight time for direct flights from Saint Louis to Philadelphia is 2 hours 10 minutes. Check latest flight schedules & prices on Wego.

How far is Philadelphia from Saint Louis?

The flight distance between Saint Louis and Philadelphia is 1301km. Check all available flights on Wego.

When is the earliest and latest flight of the day?

The earliest flight of the day departs at 00:06. The last flight of the day departs at 23:30. See the full list of flight times on Wego.

How many airlines offer direct flights from Saint Louis to Philadelphia?

There are 3 airlines that offer direct flights from Saint Louis to Philadelphia. Find out the list of airlines on Wego.