Cheap flights Boston — Saint Louis (BOS — STL)

Good to know - Cheap tickets Boston — Saint Louis

Minimal flight time 3h 5m
Flight distance 1667 km
Most popular airline Southwest Airlines
Round-trip from $235

Airfare Boston – Saint Louis by month

Here you can find out in what months how much a ticket Boston – Saint Louis costs to buy cheap plane tickets.

Month One-way Round-trip
August 2026
July 2026
May 2026
April 2026
March 2026
December 2025
August 2025
June 2025
May 2025
March 2025

Remember that the optimal time for booking air tickets is 59 days before the departure date, this is the average time at which air tickets were sold at the lowest prices.

Schedule of direct flights Boston — Saint Louis

Departure Arrival Flight days Flight Airlines Flight time Airports
05:15 07:25 mon, thu, fri WN1268 Southwest Airlines 3h 10m Logan International Airport — Lambert-St. Louis International Airport Select dates
05:30 07:35 tue, wed WN1268 Southwest Airlines 3h 5m Logan International Airport — Lambert-St. Louis International Airport Select dates
05:35 07:40 sat, sun WN1268 Southwest Airlines 3h 5m Logan International Airport — Lambert-St. Louis International Airport Select dates
08:15 10:39 sun AA4415 American Eagle 3h 24m Logan International Airport — Lambert-St. Louis International Airport Select dates
09:05 11:29 mon, tue, wed, thu, fri AA4415 American Eagle 3h 24m Logan International Airport — Lambert-St. Louis International Airport Select dates
15:03 17:19 tue AA3867 American Eagle 3h 16m Logan International Airport — Lambert-St. Louis International Airport Select dates
17:00 19:15 mon, tue, thu, sun WN559 Southwest Airlines 3h 15m Logan International Airport — Lambert-St. Louis International Airport Select dates
17:25 19:35 tue, wed WN1031 Southwest Airlines 3h 10m Logan International Airport — Lambert-St. Louis International Airport Select dates
17:45 20:00 sat WN559 Southwest Airlines 3h 15m Logan International Airport — Lambert-St. Louis International Airport Select dates
18:40 20:50 sat, sun WN1031 Southwest Airlines 3h 10m Logan International Airport — Lambert-St. Louis International Airport Select dates
All routes

Flights Boston — Saint Louis

The selection of cheap flights Boston — Saint Louis

The price of the flight Boston — Saint Louis (United States) — Boston from $235 (round-trip).

The average price of the flight Boston — Saint Louis (United States) — Boston $357 (round-trip).

Low cost flights Boston — Saint Louis (BOS — STL)

The distance between Boston and Saint Louis 1036 miles (or 1667 kilometres).

The time difference between Boston and Saint Louis is 1 h.

Minimal flight time from Boston to Saint Louis 3h 5m.

Routes from nearby cities to Saint Louis

A flight from a neighbouring city can help you save money on plane tickets.

The closest airports to Boston with a flight to Saint Louis are in Providence.

Popular International routes from Boston

Popular routes from Saint Louis

If you are going to fly from Saint Louis, then study the popular flights. The most popular flights from Saint Louis:

Popular domestic routes from Boston

FAQ about Boston — Saint Louis

Yes, they do: WN1268, AA4415, AA3867, WN559, WN1031

Yes, you can fly from Boston to Saint Louis. Boston has 3 airports (Pease Air Force Base, Logan International Airport, Boston City Heliport) for flights. Southwest Airlines, American Eagle depart from Boston on mon, tue, wed, thu, fri, sat, sun. There are non-direct flights through Air Canada, Alaska Airlines, Allegiant Air, Contour Aviation, Delta Connection, FedEx, Frontier (Penny the Owl Livery), Jet Linx Aviation, Lufthansa, NetJets, Republic Airways, SkyWest Charter, Slate Aviation, Sun Country Airlines, United Express, UPS.

A direct flight lasts an average of 3h 5m, during which time the aircraft covers a distance of 1667 km.

The price of flights Boston — Saint Louis starts from $235.

Planes fly Boston — Saint Louis 7 times a week on the following days: mon, tue, wed, thu, fri, sat, sun

In Boston — Pease Air Force Base, Logan International Airport, Boston City Heliport. In Saint Louis — St. Louis Downtown Airport, Spirit of St. Louis Airport, Lambert-St. Louis International Airport.

The following flights fly between Boston and Saint Louis: WN1268, WN1268, WN1268, AA4415, AA4415, AA3867, WN559, WN1031, WN559, WN1031, WN1031, WN559

High season is considered to be August and the cheapest month is May. Enter your preferred airports (or cities) and dates into the search form above to unlock the latest Boston — Saint Louis flight deals.

The following airlines have direct flights Boston — Saint Louis: Southwest Airlines, American Eagle.

All the following airlines flights Boston — Saint Louis: Air Canada, Alaska Airlines, Allegiant Air, American Eagle, Contour Aviation, Delta Connection, FedEx, Frontier (Penny the Owl Livery), Jet Linx Aviation, Lufthansa, NetJets, Republic Airways, SkyWest Charter, Slate Aviation, Southwest Airlines, Sun Country Airlines, United Express, UPS.

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