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St. Louis Lambert International Airport to Boston Logan International Airport flight

Explore the cheapest one-way and round-trip flights from St. Louis Lambert International Airport to Boston Logan International Airport over the next 90 days, with one-way fares from PLN 412 and round-trip from PLN 1,171. Based on Trip.com's latest 7-day flight data.

    • Cheapest nonstop
      STL 6:20 PM
      2h 38m
      Nonstop
      BOS 9:58 PM
      St. Louis - Boston | Mon, Nov 9 | American Airlines
      BOS 7:00 AM
      3h 16m
      Nonstop
      STL 9:16 AM
      Boston - St. Louis | Thu, Nov 12 | American Airlines
      PLN 1,240 PLN 1,477
      16% off
      16% off
      PLN 1,477 PLN 1,240
    • STL 9:56 AM
      2h 37m
      Nonstop
      BOS 1:33 PM
      St. Louis - Boston | Tue, Dec 1 | American Airlines
      BOS 7:00 AM
      3h 29m
      Nonstop
      STL 9:29 AM
      Boston - St. Louis | Thu, Dec 3 | American Airlines
      PLN 1,258 PLN 1,477
      15% off
      15% off
      PLN 1,477 PLN 1,258
    • STL 6:20 PM
      2h 38m
      Nonstop
      BOS 9:58 PM
      St. Louis - Boston | Fri, Nov 13 | American Airlines
      BOS 7:00 AM
      3h 16m
      Nonstop
      STL 9:16 AM
      Boston - St. Louis | Mon, Nov 16 | American Airlines
      PLN 1,258 PLN 1,477
      15% off
      15% off
      PLN 1,477 PLN 1,258
    • STL 4:26 PM
      16h 45m
      1 stop
      BOS 10:11 AM
      St. Louis - Boston | Thu, Nov 19 | Frontier Airlines
      BOS 11:06 AM
      13h 53m
      1 stop
      STL 11:59 PM
      Boston - St. Louis | Sun, Nov 22 | Frontier Airlines
      PLN 1,171
      21% off
      PLN 1,477 PLN 1,171
    • STL 6:20 PM
      14h 53m
      1 stop
      BOS 10:13 AM
      St. Louis - Boston | Sun, Dec 6 | Frontier Airlines
      BOS 11:08 AM
      14h 4m
      1 stop
      STL 12:12 AM
      Boston - St. Louis | Sun, Dec 13 | Frontier Airlines
      PLN 1,187
      20% off
      PLN 1,477 PLN 1,187
    • STL 10:20 AM
      4h 32m
      1 stop
      BOS 3:52 PM
      St. Louis - Boston | Thu, Nov 19 | Delta Air Lines
      BOS 1:00 PM
      5h 41m
      1 stop
      STL 5:41 PM
      Boston - St. Louis | Mon, Nov 23 | Delta Air Lines
      PLN 1,244
      16% off
      PLN 1,477 PLN 1,244
    • STL 6:00 PM
      4h 54m
      1 stop
      BOS 11:54 PM
      St. Louis - Boston | Mon, Nov 9 | Delta Air Lines
      BOS 9:15 AM
      5h 8m
      1 stop
      STL 1:23 PM
      Boston - St. Louis | Thu, Nov 12 | Delta Air Lines
      PLN 1,297
      12% off
      PLN 1,477 PLN 1,297
    • STL 11:35 AM
      4h 33m
      1 stop
      BOS 5:08 PM
      St. Louis - Boston | Thu, Nov 5 | American Airlines
      BOS 7:00 AM
      3h 16m
      Nonstop
      STL 9:16 AM
      Boston - St. Louis | Mon, Nov 9 | American Airlines
      PLN 1,303
      12% off
      PLN 1,477 PLN 1,303
    • STL 7:00 AM
      5h 21m
      1 stop
      BOS 1:21 PM
      St. Louis - Boston | Fri, Nov 13 | Delta Air Lines
      BOS 7:00 AM
      3h 16m
      Nonstop
      STL 9:16 AM
      Boston - St. Louis | Mon, Nov 16 | American Airlines
      PLN 1,314
      11% off
      PLN 1,477 PLN 1,314
    • STL 1:00 PM
      17h 25m
      1 stop
      BOS 2:00 PM
      St. Louis - Boston | Tue, Nov 3 | Normal Airline
      BOS 3:00 PM
      6h
      Nonstop
      STL 4:00 PM
      Boston - St. Louis | Thu, Nov 5 | Normal Airline
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    • Cheapest
      STL 6:35 PM
      12h 6m
      1 stop
      BOS 7:41 AM
      St. Louis - Boston | Wed, Nov 25 | Frontier Airlines
      PLN 412 PLN 678
      39% off
      39% off
      PLN 678 PLN 412
    • STL 6:20 PM
      14h 10m
      1 stop
      BOS 9:30 AM
      St. Louis - Boston | Wed, Dec 16 | Frontier Airlines
      PLN 417 PLN 678
      38% off
      38% off
      PLN 678 PLN 417
    • STL 6:21 PM
      12h 22m
      1 stop
      BOS 7:43 AM
      St. Louis - Boston | Sat, Dec 19 | Frontier Airlines
      PLN 419 PLN 678
      38% off
      38% off
      PLN 678 PLN 419
    • STL 6:05 PM
      15h 6m
      1 stop
      BOS 10:11 AM
      St. Louis - Boston | Sat, Nov 21 | Frontier Airlines
      PLN 494
      27% off
      PLN 678 PLN 494
    • STL 6:20 PM
      14h 53m
      1 stop
      BOS 10:13 AM
      St. Louis - Boston | Wed, Dec 9 | Frontier Airlines
      PLN 494
      27% off
      PLN 678 PLN 494
    • STL 6:13 PM
      15h
      1 stop
      BOS 10:13 AM
      St. Louis - Boston | Sat, Dec 12 | Frontier Airlines
      PLN 504
      26% off
      PLN 678 PLN 504
    • STL 6:20 PM
      14h 53m
      1 stop
      BOS 10:13 AM
      St. Louis - Boston | Thu, Dec 10 | Frontier Airlines
      PLN 510
      25% off
      PLN 678 PLN 510
    • STL 6:20 PM
      14h 53m
      1 stop
      BOS 10:13 AM
      St. Louis - Boston | Fri, Dec 11 | Frontier Airlines
      PLN 517
      24% off
      PLN 678 PLN 517
    • STL 6:35 PM
      12h 6m
      1 stop
      BOS 7:41 AM
      St. Louis - Boston | Mon, Nov 23 | Frontier Airlines
      PLN 518
      24% off
      PLN 678 PLN 518
    • STL 1:00 PM
      17h 25m
      1 stop
      BOS 2:00 PM
      St. Louis - Boston | Tue, Nov 3 | Normal Airline
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    • Cheapest nonstop
      STL 6:21 PM
      2h 36m
      Nonstop
      BOS 9:57 PM
      St. Louis - Boston | Wed, Nov 25 | American Airlines
      PLN 654 PLN 1,377
      53% off
      53% off
      PLN 1,377 PLN 654
    • STL 6:21 PM
      2h 36m
      Nonstop
      BOS 9:57 PM
      St. Louis - Boston | Thu, Nov 19 | American Airlines
      PLN 749 PLN 1,377
      46% off
      46% off
      PLN 1,377 PLN 749
    • STL 9:56 AM
      2h 37m
      Nonstop
      BOS 1:33 PM
      St. Louis - Boston | Sun, Nov 22 | American Airlines
      PLN 978 PLN 1,377
      28% off
      28% off
      PLN 1,377 PLN 978
    • STL 5:40 PM
      2h 39m
      Nonstop
      BOS 9:19 PM
      St. Louis - Boston | Wed, Dec 23 | American Airlines
      PLN 1,053
      24% off
      PLN 1,377 PLN 1,053
    • STL 5:40 PM
      2h 39m
      Nonstop
      BOS 9:19 PM
      St. Louis - Boston | Tue, Dec 29 | American Airlines
      PLN 1,068
      22% off
      PLN 1,377 PLN 1,068
    • STL 6:20 PM
      2h 38m
      Nonstop
      BOS 9:58 PM
      St. Louis - Boston | Fri, Nov 13 | American Airlines
      PLN 1,196
      13% off
      PLN 1,377 PLN 1,196
    • STL 1:15 PM
      2h 40m
      Nonstop
      BOS 4:55 PM
      St. Louis - Boston | Sat, Dec 12 | American Airlines
      PLN 1,213
      12% off
      PLN 1,377 PLN 1,213
    • STL 6:20 PM
      2h 38m
      Nonstop
      BOS 9:58 PM
      St. Louis - Boston | Tue, Nov 3 | American Airlines
      PLN 1,225
      11% off
      PLN 1,377 PLN 1,225
    • STL 1:00 PM
      17h 25m
      1 stop
      BOS 2:00 PM
      St. Louis - Boston | Tue, Nov 3 | Normal Airline
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    • Cheapest nonstop
      STL 6:21 PM
      2h 36m
      Nonstop
      BOS 9:57 PM
      St. Louis - Boston | Wed, Nov 25 | American Airlines
      PLN 654 PLN 1,632
      60% off
      60% off
      PLN 1,632 PLN 654
    • STL 6:21 PM
      2h 36m
      Nonstop
      BOS 9:57 PM
      St. Louis - Boston | Thu, Nov 19 | American Airlines
      PLN 749 PLN 1,632
      54% off
      54% off
      PLN 1,632 PLN 749
    • STL 9:56 AM
      2h 37m
      Nonstop
      BOS 1:33 PM
      St. Louis - Boston | Sun, Nov 22 | American Airlines
      PLN 978 PLN 1,632
      40% off
      40% off
      PLN 1,632 PLN 978
    • STL 5:40 PM
      2h 39m
      Nonstop
      BOS 9:19 PM
      St. Louis - Boston | Wed, Dec 23 | American Airlines
      PLN 1,053
      35% off
      PLN 1,632 PLN 1,053
    • STL 5:40 PM
      2h 39m
      Nonstop
      BOS 9:19 PM
      St. Louis - Boston | Tue, Dec 29 | American Airlines
      PLN 1,068
      35% off
      PLN 1,632 PLN 1,068
    • STL 6:20 PM
      2h 38m
      Nonstop
      BOS 9:58 PM
      St. Louis - Boston | Fri, Nov 13 | American Airlines
      PLN 1,196
      27% off
      PLN 1,632 PLN 1,196
    • STL 1:15 PM
      2h 40m
      Nonstop
      BOS 4:55 PM
      St. Louis - Boston | Sat, Dec 12 | American Airlines
      PLN 1,213
      26% off
      PLN 1,632 PLN 1,213
    • STL 6:20 PM
      2h 38m
      Nonstop
      BOS 9:58 PM
      St. Louis - Boston | Tue, Nov 3 | American Airlines
      PLN 1,225
      25% off
      PLN 1,632 PLN 1,225
    • STL 6:21 PM
      4h 38m
      1 stop
      BOS 11:59 PM
      St. Louis - Boston | Tue, Dec 29 | Delta Air Lines
      PLN 637
      61% off
      PLN 1,632 PLN 637
    • STL 1:00 PM
      17h 25m
      1 stop
      BOS 2:00 PM
      St. Louis - Boston | Tue, Nov 3 | Normal Airline
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    • Cheapest nonstop
      STL 6:20 PM
      2h 38m
      Nonstop
      BOS 9:58 PM
      St. Louis - Boston | Tue, Nov 3 | American Airlines
      PLN 1,225 PLN 1,632
      25% off
      25% off
      PLN 1,632 PLN 1,225
    • STL 6:20 PM
      2h 38m
      Nonstop
      BOS 9:58 PM
      St. Louis - Boston | Fri, Nov 6 | American Airlines
      PLN 1,402 PLN 1,632
      14% off
      14% off
      PLN 1,632 PLN 1,402
    • STL 10:35 AM
      4h 40m
      1 stop
      BOS 4:15 PM
      St. Louis - Boston | Fri, Nov 6 | Delta Air Lines
      PLN 1,449 PLN 1,632
      11% off
      11% off
      PLN 1,632 PLN 1,449
    • STL 6:47 AM
      4h 8m
      1 stop
      BOS 11:55 AM
      St. Louis - Boston | Sun, Nov 8 | Delta Air Lines
      PLN 1,450
      11% off
      PLN 1,632 PLN 1,450
    • STL 10:35 AM
      4h 40m
      1 stop
      BOS 4:15 PM
      St. Louis - Boston | Thu, Nov 5 | Delta Air Lines
      PLN 1,452
      11% off
      PLN 1,632 PLN 1,452
    • STL 1:00 PM
      17h 25m
      1 stop
      BOS 2:00 PM
      St. Louis - Boston | Tue, Nov 3 | Normal Airline
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    • STL 6:21 PM
      2h 36m
      Nonstop
      BOS 9:57 PM
      St. Louis - Boston | Wed, Nov 25 | American Airlines
      PLN 654 PLN 1,377
      53% off
      53% off
      PLN 1,377 PLN 654
    • STL 6:21 PM
      2h 36m
      Nonstop
      BOS 9:57 PM
      St. Louis - Boston | Thu, Nov 19 | American Airlines
      PLN 749 PLN 1,377
      46% off
      46% off
      PLN 1,377 PLN 749
    • STL 9:56 AM
      2h 37m
      Nonstop
      BOS 1:33 PM
      St. Louis - Boston | Sun, Nov 22 | American Airlines
      PLN 978 PLN 1,377
      28% off
      28% off
      PLN 1,377 PLN 978
    • STL 6:20 PM
      2h 38m
      Nonstop
      BOS 9:58 PM
      St. Louis - Boston | Fri, Nov 13 | American Airlines
      PLN 1,196
      13% off
      PLN 1,377 PLN 1,196
    • STL 6:20 PM
      2h 38m
      Nonstop
      BOS 9:58 PM
      St. Louis - Boston | Tue, Nov 3 | American Airlines
      PLN 1,225
      11% off
      PLN 1,377 PLN 1,225
    • STL 5:40 PM
      2h 39m
      Nonstop
      BOS 9:19 PM
      St. Louis - Boston | Wed, Dec 23 | American Airlines
      PLN 1,053
      24% off
      PLN 1,377 PLN 1,053
    • STL 5:40 PM
      2h 39m
      Nonstop
      BOS 9:19 PM
      St. Louis - Boston | Tue, Dec 29 | American Airlines
      PLN 1,068
      22% off
      PLN 1,377 PLN 1,068
    • STL 1:15 PM
      2h 40m
      Nonstop
      BOS 4:55 PM
      St. Louis - Boston | Sat, Dec 12 | American Airlines
      PLN 1,213
      12% off
      PLN 1,377 PLN 1,213
    • STL 6:35 PM
      12h 6m
      1 stop
      BOS 7:41 AM
      St. Louis - Boston | Wed, Nov 25 | Frontier Airlines
      PLN 412
      39% off
      PLN 678 PLN 412
    • STL 1:00 PM
      17h 25m
      1 stop
      BOS 2:00 PM
      St. Louis - Boston | Tue, Nov 3 | Normal Airline
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Displayed flight fares from St. Louis to Boston 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 St. Louis Lambert International Airport to Boston Logan International Airport?

The cheapest airline flying from St. Louis Lambert International Airport to Boston Logan International Airport is Frontier Airlines (from PLN 412) among 4 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Frontier Airlines
From PLN 412
American Airlines
From PLN 617
Delta Air Lines
From PLN 662
United Airlines
From PLN 786

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

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

Flight info.
Departure
Arrival
Weekly Schedule

  1. AA3444

    St. Louis Lambert International Airport

    9:50 AM

    STL

    2h 36m

    1:26 PM

    BOS

    S M T W T - S
    Search

  2. AA4678

    St. Louis Lambert International Airport

    6:20 PM

    STL

    2h 38m

    9:58 PM

    BOS

    S M T W T F S
    Search

  3. AA4801

    St. Louis Lambert International Airport

    1:15 PM

    STL

    2h 40m

    4:55 PM

    BOS

    - - - - - F -
    Search

  4. AA6332

    St. Louis Lambert International Airport

    1:43 PM

    STL

    1h 41m

    Nonstop

    3:24 PM

    ORD

    S M T W T F S
    Search

  5. AA469

    O'Hare Intl. Airport

    4:52 PM

    ORD

    2h 36m

    Nonstop

    8:28 PM

    BOS

    S M T W T F S

  6. AA363

    St. Louis Lambert International Airport

    5:01 AM

    STL

    1h 29m

    Nonstop

    6:30 AM

    ORD

    S M T W T F S
    Search

  7. AA2054

    O'Hare Intl. Airport

    11:00 AM

    ORD

    2h 31m

    Nonstop

    2:31 PM

    BOS

    S M T W T F S

  8. F94474

    St. Louis Lambert International Airport

    6:21 PM

    STL

    1h 58m

    Nonstop

    9:19 PM

    ATL

    S - T - T - -
    Search

  9. F93512

    Hartsfield–Jackson Atlanta International Airport

    5:01 AM

    ATL

    2h 42m

    Nonstop

    7:43 AM

    BOS

    S M T W T F S
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About St. Louis Lambert International Airport and Boston Logan International Airport

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

Flight distance 1,681.19 km
Cheapest one-way ticket price PLN 412
Cheapest return ticket price PLN 1,171

FAQs for St. Louis Lambert International Airport to Boston Logan International Airport Flights

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

    St. Louis Lambert International Airport to Boston Logan International Airport takes about 2 hours 38 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 3 daily flights from St. Louis Lambert International Airport (STL) to Boston Logan International Airport (BOS).
  • The earliest flight from St. Louis Lambert International Airport to Boston Logan International Airport departs at 05:50, and the last departs at 21:05, with about 15 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from St. Louis Lambert International Airport (STL) to Boston Logan International Airport (BOS) is quite popular. Without considering departure times or holidays, tickets cost around PLN 1,107 in November, the most expensive month to book this route.
  • The earliest flight departs from St. Louis Lambert International Airport (STL) at 09:15 and arrives in Boston Logan International Airport (BOS) at 12:58.
  • The latest flight departs from St. Louis Lambert International Airport (STL) at 19:00 and arrives in Boston Logan International Airport (BOS) at 22:37.
  • American Airlines is a very popular airline operating an average of 528 flights per month.
  • One-way flights from St. Louis Lambert International Airport to Boston Logan International Airport currently start from PLN 412, and round-trip fares start from PLN 1,171. The current lowest fare is a Frontier Airlines flight departing on Wed, Nov 25; prices may vary depending on availability.
  • Yes. American Airlines operate direct flights from St. Louis Lambert International Airport to Boston Logan International Airport, with an average flight time of 2 hours 11 minutes, and around 35 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 St. Louis Lambert International Airport to Boston Logan International Airport is PLN 1,053. Prices may vary depending on the departure date, airline, and availability.
  • St. Louis Lambert International Airport to Boston Logan International Airport operates around 37 weekly flights, mainly by American Airlines and United Airlines. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter St. Louis Lambert International Airport and Boston Logan 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 estimated lowest price and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, WLAN, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.