Outbound | Return | Airlines | Shop | Baggage | Price | ||
---|---|---|---|---|---|---|---|
Boston St. Louis | Outbound 09/25/25 1 Stopover (ORD) UA1414, AA2514 18h 48min | Return 10/05/25 1 Stopover (ATL) F94474, F93512 16h 58min | | ![]() | ? | $298 | |
Boston St. Louis | Outbound 09/25/25 3 Stopovers (FLL, ORD, UIN) NK0448, NK1225, 9X0488, 9X0463 35h 25min | Return 10/05/25 1 Stopover (FLL) NK1637, NK1300 23h 29min | | ![]() | $326 | ||
Best option Boston St. Louis | Outbound 09/25/25 1 Stopover (CLT) AA3062, AA2477 05h 51min | Return 10/05/25 direct AA4727 02h 42min | | ![]() | ? | $572 | |
Boston St. Louis | Outbound 09/25/25 1 Stopover (ORD) AA1457, AA1926 08h 33min | Return 10/05/25 1 Stopover (PHL) AA1308, AA1416 05h 23min | | ![]() | ? | $342 | |
Boston St. Louis | Outbound 09/25/25 1 Stopover (IAD) UA1734, UA4427 05h 32min | Return 10/05/25 1 Stopover (ORD) UA4605, UA2067 05h 02min | | ![]() | ? | $421 | |
Boston St. Louis | Outbound 09/25/25 1 Stopover (ORD) UA1414, UA2618 10h 44min | Return 10/05/25 1 Stopover (ORD) UA4605, UA2067 05h 02min | | ![]() | $460 | ||
Boston St. Louis | Outbound 09/25/25 1 Stopover (ORD) AA1457, AA1926 08h 33min | Return 10/05/25 1 Stopover (PHL) AA1308, AA1416 05h 23min | | ![]() | ? | $520 | |
Boston St. Louis | Outbound 09/25/25 1 Stopover (SEA) HA4823, HA6937 11h 14min | Return 10/05/25 1 Stopover (SEA) HA7001, HA6629 11h 52min | | ![]() | ? | $853 |
Tips and tricks to help you find cheap flights from Boston to St. Louis
Favorite airline: American Airlines
Flight tickets on the route Boston – St. Louis are most frequently booked with American Airlines.

American Airlines
24 %

United Airlines
19 %

Delta
14 %
Stopover flights are the cheapest connection
Compared to flights with a stopover, direct flights are $168.00 more expensive on this route.
non stop flight
1 stop
2 stops
02h 58min
06h 46min
12h 25min
$ 557
$ 393
$ 389
Favourite connection: via Orlando
40 % of booked tickets on this route are for flights with a transfer in Orlando.
Route
bookings
1 stopover Orlando International Airport, FL
21h 28min, from $ 451
40 %
1 stopover New York - Newark Liberty International Airport, NJ
06h 46min, from $ 393
30 %
1 stopover Charlotte Douglas International Airport, NC
05h 41min, from $ 412
20 %
Important flight information
Flight information: Boston - St. Louis
Roundtrip from | $ 297,92 |
---|---|
Flight duration | min. 03:15 / max. 09:55 |
Return flight duration | min. 02:30/ max. 10:00 |
Distance | 1682 km |
Flights per week | 28 |
Departure airport | Airport Boston Logan International Airport, MA (BOS) |
Arrival airport | Airport St. Louis - Lambert International Airport (STL) |
Destination country | Flights to United States |
Alternative routes to United States
- Flight Boston - New York from $ 152
- Flight Boston - Los Angeles from $ 210
- Flight Boston - San Francisco from $ 207
- Flight Boston - Miami from $ 130
- Flight Boston - Chicago from $ 183
- Flight Boston - Orlando from $ 145
- Flight Boston - Fort Myers from $ 122
- Flight Boston - Washington-DC from $ 164
- Flight Boston - Dallas from $ 202
- Flight Boston - New York from $ 152
Alternative flights to St. Louis
- Flight Atlanta - St. Louis from $ 115
- Flight Denver - St. Louis from $ 138
- Flight Dallas - St. Louis from $ 121
- Flight Chicago - St. Louis from $ 140
- Flight Chicago O'Hare - St. Louis from $ 140
Flight destinations with a similar price
- Flight St. Louis - Frankfurt from $ 709
- Flight St. Louis - Berlin from $ 797
- Flight St. Louis - Dublin from $ 497
Flight destinations with a similar price
- Flight Boston - Salt Lake City from $ 313
- Flight Boston - Denver from $ 308
- Flight Boston - Charleston from $ 298
- Flight Boston - San Jose from $ 328
- Flight Boston - Portland-Oregon from $ 284
- Flight Boston - San Jose, Costa Rica from $ 287
- Flight Boston - St. Thomas from $ 290
- Flight Boston - Santo Domingo from $ 300