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Buffalo Niagara International Airport to St. Louis Lambert International Airport flight

Explore the cheapest one-way and round-trip flights from Buffalo Niagara International Airport to St. Louis Lambert International Airport over the next 90 days, with one-way fares from JPY 14,560 and round-trip from JPY 35,680. Based on Trip.com's latest 7-day flight data.

      • BUF 06:00
        5h 18m
        1 stop
        STL 10:18
        Buffalo - St. Louis | Tue, Oct 20 | American Airlines
        STL 11:32
        4h 36m
        1 stop
        BUF 17:08
        St. Louis - Buffalo | Tue, Oct 27 | American Airlines
        JPY 35,680 JPY 65,790
        46% off
        46% off
        JPY 65,790 JPY 35,680
      • BUF 08:00
        5h 35m
        1 stop
        STL 12:35
        Buffalo - St. Louis | Wed, Oct 7 | American Airlines
        STL 07:03
        6h 21m
        1 stop
        BUF 14:24
        St. Louis - Buffalo | Tue, Oct 13 | American Airlines
        JPY 47,090 JPY 65,790
        28% off
        28% off
        JPY 65,790 JPY 47,090
      • BUF 06:10
        4h 15m
        1 stop
        STL 09:25
        Buffalo - St. Louis | Mon, Nov 9 | Delta Air Lines
        STL 18:00
        4h 58m
        1 stop
        BUF 23:58
        St. Louis - Buffalo | Thu, Nov 12 | Delta Air Lines
        JPY 47,180 JPY 65,790
        28% off
        28% off
        JPY 65,790 JPY 47,180
      • BUF 06:10
        5h 19m
        1 stop
        STL 10:29
        Buffalo - St. Louis | Sat, Sep 26 | American Airlines
        STL 10:45
        5h 29m
        1 stop
        BUF 17:14
        St. Louis - Buffalo | Tue, Sep 29 | American Airlines
        JPY 48,730
        26% off
        JPY 65,790 JPY 48,730
      • BUF 06:30
        5h 2m
        1 stop
        STL 10:32
        Buffalo - St. Louis | Thu, Nov 5 | United Airlines
        STL 13:08
        6h 28m
        1 stop
        BUF 20:36
        St. Louis - Buffalo | Mon, Nov 9 | United Airlines
        JPY 50,700
        23% off
        JPY 65,790 JPY 50,700
      • BUF 17:50
        4h 23m
        1 stop
        STL 21:13
        Buffalo - St. Louis | Sat, Oct 17 | American Airlines
        STL 17:08
        5h 51m
        1 stop
        BUF 23:59
        St. Louis - Buffalo | Fri, Oct 23 | American Airlines
        JPY 50,770
        23% off
        JPY 65,790 JPY 50,770
      • BUF 13:44
        8h 11m
        1 stop
        STL 20:55
        Buffalo - St. Louis | Fri, Oct 23 | Frontier Airlines
        STL 17:50
        5h 25m
        1 stop
        BUF 00:15
        St. Louis - Buffalo | Sun, Oct 25 |
        JPY 51,220
        22% off
        JPY 65,790 JPY 51,220
      • BUF 09:06
        5h 47m
        1 stop
        STL 13:53
        Buffalo - St. Louis | Tue, Oct 6 | Delta Air Lines
        STL 18:05
        4h 54m
        1 stop
        BUF 23:59
        St. Louis - Buffalo | Wed, Oct 7 | Delta Air Lines
        JPY 51,900
        21% off
        JPY 65,790 JPY 51,900
      • BUF 15:53
        5h 58m
        1 stop
        STL 20:51
        Buffalo - St. Louis | Tue, Oct 20 | Delta Air Lines
        STL 06:47
        3h 48m
        1 stop
        BUF 11:35
        St. Louis - Buffalo | Tue, Oct 27 | Delta Air Lines
        JPY 52,600
        20% off
        JPY 65,790 JPY 52,600
      • BUF 13:00
        17h 25m
        1 stop
        STL 14:00
        Buffalo - St. Louis | Thu, Sep 24 | Normal Airline
        STL 15:00
        6h
        Nonstop
        BUF 16:00
        St. Louis - Buffalo | Sat, Sep 26 | Normal Airline
        More cheap flights
        More cheap flights
      • BUF 13:13
        21h 27m
        1 stop
        STL 09:40
        Buffalo - St. Louis | Fri, Oct 30 | Frontier Airlines
        JPY 14,560 JPY 29,550
        51% off
        51% off
        JPY 29,550 JPY 14,560
      • BUF 18:55
        23h 45m
        1 stop
        STL 17:40
        Buffalo - St. Louis | Tue, Oct 20 | Delta Air Lines
        JPY 16,200 JPY 29,550
        45% off
        45% off
        JPY 29,550 JPY 16,200
      • BUF 12:21
        25h 49m
        1 stop
        STL 13:10
        Buffalo - St. Louis | Tue, Oct 6 | Delta Air Lines
        JPY 16,290 JPY 29,550
        45% off
        45% off
        JPY 29,550 JPY 16,290
      • BUF 18:36
        24h 4m
        1 stop
        STL 17:40
        Buffalo - St. Louis | Tue, Nov 17 | Delta Air Lines
        JPY 16,760
        43% off
        JPY 29,550 JPY 16,760
      • BUF 13:45
        7h 22m
        1 stop
        STL 20:07
        Buffalo - St. Louis | Sat, Oct 3 | Frontier Airlines
        JPY 18,780
        36% off
        JPY 29,550 JPY 18,780
      • BUF 12:53
        11h 20m
        1 stop
        STL 23:13
        Buffalo - St. Louis | Thu, Oct 15 | Frontier Airlines
        JPY 21,550
        27% off
        JPY 29,550 JPY 21,550
      • BUF 12:49
        28h 45m
        1 stop
        STL 16:34
        Buffalo - St. Louis | Thu, Oct 1 | Frontier Airlines
        JPY 21,550
        27% off
        JPY 29,550 JPY 21,550
      • BUF 13:44
        7h 12m
        1 stop
        STL 19:56
        Buffalo - St. Louis | Sat, Oct 10 | Frontier Airlines
        JPY 21,620
        27% off
        JPY 29,550 JPY 21,620
      • BUF 12:54
        11h 22m
        1 stop
        STL 23:16
        Buffalo - St. Louis | Sun, Nov 1 | Frontier Airlines
        JPY 21,880
        26% off
        JPY 29,550 JPY 21,880
      • BUF 12:54
        11h 22m
        1 stop
        STL 23:16
        Buffalo - St. Louis | Sun, Nov 15 | Frontier Airlines
        JPY 22,280
        25% off
        JPY 29,550 JPY 22,280
      • BUF 09:06
        5h 47m
        1 stop
        STL 13:53
        Buffalo - St. Louis | Fri, Oct 16 | Delta Air Lines
        JPY 23,340
        21% off
        JPY 29,550 JPY 23,340
      • BUF 18:36
        24h 4m
        1 stop
        STL 17:40
        Buffalo - St. Louis | Sun, Nov 15 | Delta Air Lines
        JPY 23,640
        20% off
        JPY 29,550 JPY 23,640
      • BUF 13:00
        17h 25m
        1 stop
        STL 14:00
        Buffalo - St. Louis | Thu, Sep 24 | Normal Airline
        More cheap flights
        More cheap flights

Displayed flight fares from Buffalo Niagara 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 database.

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

The cheapest airline flying from Buffalo Niagara International Airport to St. Louis Lambert International Airport is Frontier Airlines (from JPY 14,560) among 4 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Frontier Airlines
From JPY 14,560
Delta Air Lines
From JPY 16,200
American Airlines
From JPY 27,090
United Airlines
From JPY 28,330

Find more flights and airlines

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

Check on the flight schedule from Buffalo to St. Louis to find the flight that matches your travel plan.

Flight info.
Departure
Arrival
Weekly Schedule

  1. DL2898

    Buffalo Niagara International Airport

    06:25

    BUF

    1h 19m

    Nonstop

    07:44

    DTW

    S M T W T F S
    Search

  2. DL2868

    Detroit Metropolitan Wayne County Airport

    08:50

    DTW

    1h 39m

    Nonstop

    09:29

    STL

    S M T W T F S

  3. UA2747

    Buffalo Niagara International Airport

    17:50

    BUF

    1h 48m

    Nonstop

    18:38

    ORD

    S M T W T F S
    Search

  4. UA1625

    O'Hare International Airport

    19:50

    ORD

    1h 31m

    Nonstop

    21:21

    STL

    - - - W T F -

  5. UA543

    Buffalo Niagara International Airport

    07:00

    BUF

    1h 48m

    Nonstop

    07:48

    ORD

    S M T W T F S
    Search

  6. UA4613

    O'Hare International Airport

    07:00

    ORD

    1h 37m

    Nonstop

    08:37

    STL

    S M T W T F S

  7. AA5096

    Buffalo Niagara International Airport

    05:30

    BUF

    1h 23m

    Nonstop

    06:53

    DCA

    S M T W T F S
    Search

  8. AA4436

    Ronald Reagan Washington National Airport

    08:41

    DCA

    2h 34m

    Nonstop

    10:15

    STL

    S M T W T - S

  9. UA1651

    Buffalo Niagara International Airport

    10:46

    BUF

    1h 59m

    Nonstop

    11:45

    ORD

    - - - W T F -
    Search

  10. UA2000

    O'Hare International Airport

    14:20

    ORD

    1h 18m

    Nonstop

    15:38

    STL

    S M T W T F S

  11. UA543

    Buffalo Niagara International Airport

    07:00

    BUF

    1h 48m

    Nonstop

    07:48

    ORD

    S M T W T F S
    Search

  12. UA1044

    O'Hare International Airport

    10:40

    ORD

    1h 33m

    Nonstop

    12:13

    STL

    - - - W T - -

  13. UA2747

    Buffalo Niagara International Airport

    17:50

    BUF

    1h 48m

    Nonstop

    18:38

    ORD

    S M T W T F S
    Search

  14. UA4576

    O'Hare International Airport

    21:30

    ORD

    1h 24m

    Nonstop

    22:54

    STL

    S - T W T F S
Find more flights and airlines

About Buffalo Niagara International Airport and St. Louis Lambert International Airport

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

Flight distance1,083.96 km
Cheapest one-way ticket priceJPY 14,560
Cheapest return ticket priceJPY 35,680

FAQs for Buffalo Niagara International Airport to St. Louis Lambert International Airport Flights

  • How many daily flights are there from Buffalo Niagara International Airport (BUF) to St. Louis Lambert International Airport (STL)?

    There are around 1 daily flights from Buffalo Niagara International Airport (BUF) to St. Louis Lambert International Airport (STL).
  • The route from Buffalo Niagara International Airport (BUF) to St. Louis Lambert International Airport (STL) is quite popular. Without considering departure times or holidays, tickets cost around JPY 85,670 in December, the most expensive month to book this route.
    • The distance from St. Louis Lambert International Airport to downtown is about 20 km, by taxi about 40 minutes.
  • One-way flights from Buffalo Niagara International Airport to St. Louis Lambert International Airport currently start from JPY 14,560, and round-trip fares start from JPY 35,680. The current lowest fare is a Frontier Airlines flight departing on Fri, Oct 30; prices may vary depending on availability.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from Buffalo Niagara International Airport to St. Louis Lambert International Airport is JPY 32,290. Prices may vary depending on the departure date, airline, and availability.
  • Enter Buffalo Niagara 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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Note: Prices shown on this page are the estimated lowest prices found in the last 24 hours and include all taxes and fees.

Book with no extra fees

Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are clearly shown before you pay. Charges for checked baggage, onboard meals, Wi‑Fi, and other optional services are also included where applicable in the flight cards.

Real-time pricing updates

Prices, availability, and travel details on this page have been updated within the last 24 hours, and for many routes are refreshed in real time. The more popular the route, the more accurate and up-to-date the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.