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St. Louis Lambert International Airport to Pittsburgh International Airport flight
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Cheap Flight Deals from St. Louis Lambert International Airport to Pittsburgh International Airport

Search for flights from St. Louis to Pittsburgh and check out affordable one-way and round-trip options.

  • One way
  • Return
sortSort: Price (Lowest)
  • Sort: Price (Lowest)
  • Sort: Departure (Earliest)
      • STL14:35
        7h 33m
        1 stop
        PIT23:08
        St. Louis - Pittsburgh|Tue, Jun 4|Spirit Airlines
        US$ 51US$ 165
        69% OFF
        69% OFF
        US$ 165US$ 51
      • STL08:47
        8h 39m
        1 stop
        PIT18:26
        St. Louis - Pittsburgh|Wed, May 29|Frontier Airlines
        US$ 64US$ 165
        61% OFF
        61% OFF
        US$ 165US$ 64
      • STL11:47
        4h 29m
        1 stop
        PIT17:16
        St. Louis - Pittsburgh|Sat, Jul 13|Frontier Airlines
        US$ 79US$ 165
        52% OFF
        52% OFF
        US$ 165US$ 79
      • STL08:57
        8h 9m
        1 stop
        PIT18:06
        St. Louis - Pittsburgh|Sat, Jun 1|Frontier Airlines
        US$ 88
        US$ 88
      • STL11:40
        8h 20m
        1 stop
        PIT21:00
        St. Louis - Pittsburgh|Wed, May 29|American Airlines
        US$ 99
        US$ 99
      • STL06:00
        8h 16m
        1 stop
        PIT15:16
        St. Louis - Pittsburgh|Tue, Jun 25|American Airlines
        US$ 100
        US$ 100
      • STL06:30
        4h 41m
        1 stop
        PIT12:11
        St. Louis - Pittsburgh|Sun, Jun 16|Sun Country Airlines
        US$ 112
        US$ 112
      • STL05:55
        5h 45m
        1 stop
        PIT12:40
        St. Louis - Pittsburgh|Thu, May 30|American Airlines
        US$ 114
        US$ 114
      • STL18:10
        3h 42m
        1 stop
        PIT22:52
        St. Louis - Pittsburgh|Wed, Jun 12|Delta Air Lines
        US$ 115
        US$ 115
      • STL06:00
        3h 41m
        1 stop
        PIT10:41
        St. Louis - Pittsburgh|Wed, Jun 12|American Airlines
        US$ 116
        US$ 116
      • STL13:00
        3h 5m
        Direct
        PIT14:00
        St. Louis - Pittsburgh|Thu, May 30|Spirit Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Selected Airlines from St. Louis Lambert International Airport to Pittsburgh International Airport

See which airlines fly from St. Louis to Pittsburgh. Find the airline that best meets your travel needs by comparing prices and treat yourself to an enjoyable journey.

Spirit Airlines
From US$ 51
Frontier Airlines
From US$ 64
American Airlines
From US$ 99
Sun Country Airlines
From US$ 112
Delta Air Lines
From US$ 115
United Airlines
From US$ 142
Southwest Airlines
From US$ 169
Southern Airways Express
From US$ 177
Alaska Airlines
From US$ 228
ANA airlines

Find more flights and airlines

Flight Schedule from St. Louis Lambert International Airport to Pittsburgh International Airport

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

Flight info.
Departure
Arrival
Weekly Schedule

  1. DL1546

    Delta Air Lines

    06:00

    STL

    1.5h

    08:32

    ATL

    SMTWTFS
    Search

  2. DL1728

    Delta Air Lines

    10:17

    ATL

    1.7h

    11:59

    PIT

    SMTWTFS

  3. AA629

    American Airlines

    06:06

    STL

    1.3h

    07:25

    ORD

    SMTWTF-
    Search

  4. AA1936

    American Airlines

    08:31

    ORD

    1.5h

    11:02

    PIT

    SMTWTF-

  5. AA858

    American Airlines

    07:00

    STL

    1.9h

    09:55

    CLT

    SMTWTFS
    Search

  6. AA2254

    American Airlines

    11:37

    CLT

    1.5h

    13:09

    PIT

    SMTWTFS

  7. UA4183

    United Airlines

    08:05

    STL

    1.5h

    09:36

    ORD

    SMTWTFS
    Search

  8. UA2203

    United Airlines

    10:35

    ORD

    1.6h

    13:11

    PIT

    S--WT--

  9. DL2277

    Delta Air Lines

    13:00

    STL

    1.5h

    15:32

    ATL

    SMTWT--
    Search

  10. DL1157

    Delta Air Lines

    19:45

    ATL

    1.7h

    21:25

    PIT

    SMTWT--

  11. UA3611

    United Airlines

    13:27

    STL

    1.5h

    14:55

    ORD

    SM-WTFS
    Search

  12. UA2207

    United Airlines

    14:20

    ORD

    1.6h

    16:55

    PIT

    SMTWT--

  13. WN3940

    Southwest Airlines

    16:40

    STL

    1.6h

    Direct

    19:15

    PIT

    S--WT-S
    Search

  14. DL2772

    Delta Air Lines

    17:07

    STL

    1.6h

    19:44

    ATL

    S--WTFS
    Search

  15. DL2603

    Delta Air Lines

    22:24

    ATL

    1.8h

    00:10

    PIT

    SMTWTFS

  16. UA2144

    United Airlines

    17:18

    STL

    1.3h

    18:34

    ORD

    S-----S
    Search

  17. UA3464

    United Airlines

    21:05

    ORD

    1.6h

    23:42

    PIT

    SMTWTFS

  18. UA2154

    United Airlines

    17:18

    STL

    1.3h

    18:34

    ORD

    SMTWTFS
    Search

  19. UA3464

    United Airlines

    21:05

    ORD

    1.6h

    23:42

    PIT

    SMTWTFS
Find more flights and airlines

St. Louis Lambert International Airport to Pittsburgh International Airport Flights Info

Flight distance888.03km
Cheapest one-way ticket priceUS$ 50
Cheapest return ticket priceUS$ 149

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

  • How long is the flights from St. Louis Lambert International Airport (STL) to Pittsburgh International Airport (PIT)?

    It takes around 1 hour 35 minutes to fly from St. Louis Lambert International Airport (STL) to Pittsburgh International Airport (PIT).

  • How many daily flights are there from St. Louis Lambert International Airport (STL) to Pittsburgh International Airport (PIT)?

    There are around 1 daily flights from St. Louis Lambert International Airport (STL) to Pittsburgh International Airport (PIT).

  • When are flight from St. Louis Lambert International Airport (STL) to Pittsburgh International Airport (PIT) the cheapest?

    Tickets cost around US$ 169 in May, making it the cheapest month to book. St. Louis Lambert International Airport (STL) to Pittsburgh International Airport (PIT) is a popular route, so don't forget to book your tickets in advance.

  • When are flight from St. Louis Lambert International Airport (STL) to Pittsburgh International Airport (PIT) most expensive?

    The route from St. Louis Lambert International Airport (STL) to Pittsburgh International Airport (PIT) is quite popular. Without considering departure times or holidays, tickets cost around US$ 169 in May, the most expensive month to book this route.

  • What is the transportation method from the main airport to downtown in Pittsburgh?

    • The distance from Pittsburgh International Airport to downtown is about 21km, by taxi about 40 minutes.

  • What's the closest airport to Pittsburgh International Airport (PIT)?

    The closest airport to Pittsburgh International Airport (PIT) is Arnold Palmer Regional Airport. The distance is around 74km.

  • Which airline operates the most direct flights from St. Louis Lambert International Airport (STL) to Pittsburgh International Airport (PIT)?

    Southwest Airlines is a very popular airline operating an average of 34 flights per month.

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