Outbound | Return | Airlines | Shop | Baggage | Price | ||
---|---|---|---|---|---|---|---|
St. Louis Boston | Outbound 04/26/25 1 Stopover (ORD) UA1156, UA1495 07h 00min | Return 05/23/25 1 Stopover (ORD) UA2251, UA2100 07h 18min | | ![]() | ? | $457 | |
Best option St. Louis Boston | Outbound 04/26/25 direct AA3822 02h 38min | Return 05/23/25 direct AA3381 03h 10min | | ![]() | ? | $525 | |
St. Louis Boston | Outbound 04/26/25 3 Stopovers (FLL, LGA, EWR, MCO) NK1041, NK3387, NK0915, NK0644 23h 53min | Return 05/23/25 3 Stopovers (MSP, ORD, BRL) SY0254, SY0261, 9X0445, 9X0446 30h 15min | | ![]() | $873 | ||
St. Louis Boston | Outbound 04/26/25 1 Stopover (ORD) UA4383, UA0580 06h 43min | Return 05/23/25 1 Stopover (ORD) UA2251, UA2100 07h 18min | | ![]() | ? | $482 | |
St. Louis Boston | Outbound 04/26/25 direct AA3822 02h 38min | Return 05/23/25 direct AA3381 03h 10min | | ![]() | ? | $618 | |
St. Louis Boston | Outbound 04/26/25 direct AA3822 02h 38min | Return 05/23/25 direct AA3381 03h 10min | | ![]() | ? | $1,394 |
Stops
- Direct flight
Airline
- American Airlines
- United Airlines
- Spirit Airlines
Flight type
- Return
Outbound departure month
- April 2025
Outbound weekday
- Saturday
Return departure month
- May 2025
Return weekday
- Friday
Change in
- Orlando International Airport, FL
- Fort Lauderdale-Hollywood International Airport, FL
- New York - Newark Liberty International Airport, NJ
- Chicago O'Hare International Airport, IL
- New York - La Guardia Airport, NY
Tips and tricks to help you find cheap flights from St. Louis to Boston
Favorite airline: Spirit Airlines
64 % of bookings on this flight route are made with Spirit Airlines, American Airlines and Delta.

Spirit Airlines
27 %

American Airlines
20 %

Delta
17 %
Direct flights are more expensive
Direct flights on this route are $285.00 more expensive on average than flights with a stopover.
non stop flight
1 stop
2 stops
02h 40min
05h 10min
22h 05min
525 $
240 $
379 $
Favourite connection: via Orlando
When booking flights from St. Louis to Boston 48 % of travelers prefer to fly via Orlando.
Route
bookings
1 stopover Orlando International Airport, FL
10h 30min, from 252 $
48 %
1 stopover Hartsfield-Jackson Atlanta International Airport, GA
05h 49min, from 249 $
24 %
1 stopover New York - Newark Liberty International Airport, NJ
05h 10min, from 240 $
14 %
Important flight information
Flight information: St. Louis - Boston
Roundtrip from | 456,06 $ |
---|---|
Flight duration | min. 02:30 / max. 10:00 |
Return flight duration | min. 03:15/ max. 09:55 |
Distance | 1682 km |
Flights per week | 29 |
Departure airport | Airport St. Louis - Lambert International Airport (STL) |
Arrival airport | Airport Boston Logan International Airport, MA (BOS) |
Destination country | Flights to United States |
Alternative routes to United States
- Flight St. Louis - New York from 351 $
- Flight St. Louis - Los Angeles from 319 $
- Flight St. Louis - Las Vegas from 446 $
- Flight St. Louis - Tampa from 495 $
- Flight St. Louis - San Francisco from 332 $
- Flight St. Louis - Orlando from 450 $
- Flight St. Louis - Fort Myers from 426 $
- Flight St. Louis - Honolulu from 456 $
- Flight St. Louis - Phoenix - Sky Harbor from 480 $
- Flight St. Louis - Seattle-Tacoma from 343 $
Alternative flights to Boston
- Flight New York - Boston from 148 $
- Flight Miami - Boston from 90 $
- Flight New York - Boston from 213 $
- Flight Chicago - Boston from 114 $
- Flight Tampa - Boston from 393 $
- Flight Washington-DC - Boston from 136 $
- Flight Orlando - Boston from 104 $
- Flight Los Angeles - Boston from 354 $
- Flight Buffalo - Boston from 173 $
- Flight San Francisco - Boston from 414 $
Flight destinations with a similar price
- Flight Boston - Rome from 545 $
- Flight Boston - Stuttgart from 626 $
- Flight Boston - Port au Prince from 552 $
- Flight Boston - Vancouver from 215 $
- Flight Boston - Frankfurt from 688 $
- Flight Boston - Munich from 587 $
- Flight Boston - Toronto from 355 $
- Flight Boston - Cologne from 626 $
- Flight Boston - Toronto from 240 $
- Flight Boston - Hamburg from 560 $
Flight destinations with a similar price
- Flight St. Louis - Las Vegas from 446 $
- Flight St. Louis - Tampa from 495 $
- Flight St. Louis - Orlando from 450 $
- Flight St. Louis - Fort Myers from 426 $
- Flight St. Louis - Honolulu from 456 $
- Flight St. Louis - Phoenix - Sky Harbor from 480 $
- Flight St. Louis - New York from 421 $
- Flight St. Louis - Daytona Beach from 495 $
- Flight St. Louis - Puerto Vallarta from 465 $
- Flight St. Louis - Miami from 419 $