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Philadelphia International Airport to St. Louis Lambert International Airport flight

Explore the cheapest one-way and round-trip flights from Philadelphia International Airport to St. Louis Lambert International Airport over the next 90 days, with one-way fares from ₹ 5,020 and round-trip from ₹ 22,323. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        PHL 15:30
        2h 35m
        Direct
        STL 17:05
        Philadelphia - St. Louis | Sat, Sep 26 | American Airlines
        STL 06:30
        2h 20m
        Direct
        PHL 09:50
        St. Louis - Philadelphia | Thu, Oct 1 | American Airlines
        ₹ 28,143 ₹ 46,708
        40% off
        40% off
        ₹ 46,708 ₹ 28,143
      • PHL 22:00
        2h 43m
        Direct
        STL 23:43
        Philadelphia - St. Louis | Sat, Oct 31 | American Airlines
        STL 06:02
        2h 18m
        Direct
        PHL 09:20
        St. Louis - Philadelphia | Tue, Nov 3 | American Airlines
        ₹ 28,257 ₹ 46,708
        40% off
        40% off
        ₹ 46,708 ₹ 28,257
      • PHL 17:45
        6h 28m
        1 stop
        STL 23:13
        Philadelphia - St. Louis | Mon, Oct 12 | Frontier Airlines
        STL 16:30
        6h 17m
        1 stop
        PHL 23:47
        St. Louis - Philadelphia | Sat, Oct 17 | Frontier Airlines
        ₹ 22,323 ₹ 46,708
        52% off
        52% off
        ₹ 46,708 ₹ 22,323
      • PHL 05:15
        12h 19m
        1 stop
        STL 16:34
        Philadelphia - St. Louis | Sat, Sep 26 | Frontier Airlines
        STL 14:29
        7h 49m
        1 stop
        PHL 23:18
        St. Louis - Philadelphia | Thu, Oct 1 | Frontier Airlines
        ₹ 24,496
        48% off
        ₹ 46,708 ₹ 24,496
      • PHL 19:20
        5h 22m
        1 stop
        STL 23:42
        Philadelphia - St. Louis | Sat, Sep 26 | Delta Air Lines
        STL 17:19
        5h 50m
        1 stop
        PHL 00:09
        St. Louis - Philadelphia | Mon, Sep 28 | Frontier Airlines
        ₹ 26,699
        43% off
        ₹ 46,708 ₹ 26,699
      • PHL 06:00
        12h 54m
        1 stop
        STL 17:54
        Philadelphia - St. Louis | Sat, Oct 31 | Frontier Airlines
        STL 20:10
        2h 5m
        Direct
        PHL 23:15
        St. Louis - Philadelphia | Tue, Nov 3 |
        ₹ 28,872
        38% off
        ₹ 46,708 ₹ 28,872
      • PHL 18:13
        6h 41m
        1 stop
        STL 23:54
        Philadelphia - St. Louis | Sat, Oct 31 | Delta Air Lines
        STL 12:00
        5h 18m
        1 stop
        PHL 18:18
        St. Louis - Philadelphia | Tue, Nov 3 | Delta Air Lines
        ₹ 29,587
        37% off
        ₹ 46,708 ₹ 29,587
      • PHL 18:55
        5h 4m
        1 stop
        STL 22:59
        Philadelphia - St. Louis | Sat, Sep 26 | United Airlines
        STL 17:19
        5h 50m
        1 stop
        PHL 00:09
        St. Louis - Philadelphia | Mon, Sep 28 | Frontier Airlines
        ₹ 29,916
        36% off
        ₹ 46,708 ₹ 29,916
      • PHL 06:10
        4h 39m
        1 stop
        STL 09:49
        Philadelphia - St. Louis | Wed, Oct 14 | Delta Air Lines
        STL 16:30
        6h 13m
        1 stop
        PHL 23:43
        St. Louis - Philadelphia | Sat, Oct 17 | Frontier Airlines
        ₹ 31,032
        34% off
        ₹ 46,708 ₹ 31,032
      • PHL 11:20
        5h 23m
        1 stop
        STL 15:43
        Philadelphia - St. Louis | Sat, Oct 31 | United Airlines
        STL 10:40
        2h 10m
        Direct
        PHL 13:50
        St. Louis - Philadelphia | Tue, Nov 3 |
        ₹ 33,162
        28% off
        ₹ 46,708 ₹ 33,162
      • PHL 13:00
        17h 25m
        1 stop
        STL 14:00
        Philadelphia - St. Louis | Sat, Sep 26 | Normal Airline
        STL 15:00
        6h
        Direct
        PHL 16:00
        St. Louis - Philadelphia | Mon, Sep 28 | Normal Airline
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      • PHL 12:36
        6h 4m
        1 stop
        STL 17:40
        Philadelphia - St. Louis | Thu, Nov 19 | Frontier Airlines
        ₹ 5,020 ₹ 18,651
        73% off
        73% off
        ₹ 18,651 ₹ 5,020
      • PHL 12:36
        7h 3m
        1 stop
        STL 18:39
        Philadelphia - St. Louis | Fri, Nov 20 | Frontier Airlines
        ₹ 6,064 ₹ 18,651
        67% off
        67% off
        ₹ 18,651 ₹ 6,064
      • PHL 17:22
        25h 18m
        1 stop
        STL 17:40
        Philadelphia - St. Louis | Wed, Oct 21 | Frontier Airlines
        ₹ 7,451 ₹ 18,651
        60% off
        60% off
        ₹ 18,651 ₹ 7,451
      • PHL 12:43
        21h 57m
        1 stop
        STL 09:40
        Philadelphia - St. Louis | Wed, Oct 28 | Frontier Airlines
        ₹ 7,937
        56% off
        ₹ 18,651 ₹ 7,937
      • PHL 12:40
        25h 30m
        1 stop
        STL 13:10
        Philadelphia - St. Louis | Wed, Oct 7 | Frontier Airlines
        ₹ 8,595
        54% off
        ₹ 18,651 ₹ 8,595
      • PHL 12:35
        6h 5m
        1 stop
        STL 17:40
        Philadelphia - St. Louis | Tue, Oct 27 | Frontier Airlines
        ₹ 10,654
        43% off
        ₹ 18,651 ₹ 10,654
      • PHL 08:30
        10h 10m
        1 stop
        STL 17:40
        Philadelphia - St. Louis | Tue, Nov 17 | Frontier Airlines
        ₹ 11,355
        39% off
        ₹ 18,651 ₹ 11,355
      • PHL 20:44
        16h 51m
        1 stop
        STL 12:35
        Philadelphia - St. Louis | Fri, Oct 23 | Frontier Airlines
        ₹ 11,827
        37% off
        ₹ 18,651 ₹ 11,827
      • PHL 17:57
        26h 42m
        1 stop
        STL 19:39
        Philadelphia - St. Louis | Thu, Oct 22 | Frontier Airlines
        ₹ 11,898
        36% off
        ₹ 18,651 ₹ 11,898
      • PHL 21:47
        27h 12m
        1 stop
        STL 23:59
        Philadelphia - St. Louis | Sun, Nov 22 | Frontier Airlines
        ₹ 12,084
        35% off
        ₹ 18,651 ₹ 12,084
      • PHL 17:45
        6h 28m
        1 stop
        STL 23:13
        Philadelphia - St. Louis | Sun, Oct 11 | Frontier Airlines
        ₹ 12,256
        34% off
        ₹ 18,651 ₹ 12,256
      • PHL 08:30
        16h 26m
        1 stop
        STL 23:56
        Philadelphia - St. Louis | Mon, Nov 16 | Frontier Airlines
        ₹ 12,413
        33% off
        ₹ 18,651 ₹ 12,413
      • PHL 13:00
        17h 25m
        1 stop
        STL 14:00
        Philadelphia - St. Louis | Sat, Sep 26 | Normal Airline
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Displayed flight fares from Philadelphia International Airport to St. Louis Lambert International Airport are based on average prices across airlines for the next 3 months according to the latest Trip.com data.

Which airline offers the cheapest flights from Philadelphia International Airport to St. Louis Lambert International Airport?

The cheapest airline flying from Philadelphia International Airport to St. Louis Lambert International Airport is Frontier Airlines (from ₹ 3,790) among 5 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Frontier Airlines
From ₹ 3,790
American Airlines
From ₹ 13,271
Delta Air Lines
From ₹ 13,628
United Airlines
From ₹ 17,647
Hahn Air
From ₹ 29,888

Find more flights and airlines

What is the flight schedule from Philadelphia International Airport to St. Louis Lambert International Airport?

Check the schedule for flights from Philadelphia to St. Louis and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. AA1739

    Philadelphia International Airport

    08:54

    PHL

    2h 35m

    10:29

    STL

    S M T W T F S
    Search

  2. F91101

    Philadelphia International Airport

    12:40

    PHL

    2h 21m

    Direct

    15:01

    ATL

    S M T W T F S
    Search

  3. F94473

    Hartsfield–Jackson Atlanta International Airport

    12:25

    ATL

    1h 45m

    Direct

    13:10

    STL

    S - T - T - -

  4. DL2279

    Philadelphia International Airport

    14:12

    PHL

    2h 15m

    Direct

    16:27

    ATL

    S M T W T F S
    Search

  5. DL2833

    Hartsfield–Jackson Atlanta International Airport

    20:05

    ATL

    1h 44m

    Direct

    20:49

    STL

    S M T W T F S

  6. F92415

    Philadelphia International Airport

    05:15

    PHL

    2h 43m

    Direct

    07:58

    MCO

    S - - W T F S
    Search

  7. F92635

    Orlando International Airport

    15:00

    MCO

    2h 34m

    Direct

    16:34

    STL

    S - - W T - S

  8. F92297

    Philadelphia International Airport

    08:41

    PHL

    2h 25m

    Direct

    11:06

    ATL

    S M T W T F S
    Search

  9. F94473

    Hartsfield–Jackson Atlanta International Airport

    12:25

    ATL

    1h 45m

    Direct

    13:10

    STL

    S - T - T - -

  10. F92297

    Philadelphia International Airport

    08:41

    PHL

    2h 25m

    Direct

    11:06

    ATL

    S M T W T F S
    Search

  11. DL1403

    Hartsfield–Jackson Atlanta International Airport

    22:55

    ATL

    1h 44m

    Direct

    23:39

    STL

    S M T W T F S

  12. F91147

    Philadelphia International Airport

    17:32

    PHL

    2h 28m

    Direct

    20:00

    ATL

    S M T W T F S
    Search

  13. F94473

    Hartsfield–Jackson Atlanta International Airport

    12:25

    ATL

    1h 45m

    Direct

    13:10

    STL

    S - T - T - -

  14. F92505

    Philadelphia International Airport

    17:45

    PHL

    2h 46m

    Direct

    20:31

    MCO

    S M T W T F S
    Search

  15. F92635

    Orlando International Airport

    15:00

    MCO

    2h 34m

    Direct

    16:34

    STL

    S - - W T - S

  16. F94173

    Philadelphia International Airport

    15:30

    PHL

    2h 44m

    Direct

    18:14

    MCO

    S M T W T F S
    Search

  17. F92635

    Orlando International Airport

    15:00

    MCO

    2h 34m

    Direct

    16:34

    STL

    S - - W T - S
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About Philadelphia International Airport and St. Louis Lambert International Airport

Learn about Philadelphia International Airport (PHL) and St. Louis Lambert International Airport (STL) — including location, terminals, transportation, and travel tips.

Flight distance 1,307.06km
Cheapest one-way ticket price ₹ 5,020
Cheapest return ticket price ₹ 22,323

FAQs for Philadelphia International Airport to St. Louis Lambert International Airport Flights

  • How long is the flight from Philadelphia International Airport to St. Louis Lambert International Airport?

    Philadelphia International Airport to St. Louis Lambert International Airport takes about 2 hours 1 minute on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 3 daily flights from Philadelphia International Airport (PHL) to St. Louis Lambert International Airport (STL).
  • The earliest flight from Philadelphia International Airport to St. Louis Lambert International Airport departs at 06:20, and the last departs at 20:06, with about 9 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from Philadelphia International Airport (PHL) to St. Louis Lambert International Airport (STL) is quite popular. Without considering departure times or holidays, tickets cost around ₹ 26,742 in October, the most expensive month to book this route.
    • The distance from St. Louis Lambert International Airport to downtown is about 20km, by taxi about 40 minutes.
  • American Airlines is a very popular airline operating an average of 1093 flights per month.
  • One-way flights from Philadelphia International Airport to St. Louis Lambert International Airport currently start from ₹ 5,020, and round-trip fares start from ₹ 22,323. The current lowest fare is a Frontier Airlines flight departing on Thu, Nov 19; prices may vary depending on availability.
  • Yes. American Airlines operate direct flights from Philadelphia International Airport to St. Louis Lambert International Airport, with an average flight time of 1 hour 58 minutes, and around 31 weekly flights. Actual flight frequency may vary by season.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from Philadelphia International Airport to St. Louis Lambert International Airport is ₹ 21,254. Prices may vary depending on the departure date, airline, and availability.
  • Philadelphia International Airport to St. Louis Lambert International Airport operates around 31 weekly flights, mainly by American Airlines. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter Philadelphia International Airport and St. Louis Lambert International Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

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