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Cheap Flights from St. Louis Lambert International Airport to Boston

Search for flights from St. Louis Lambert International Airport to Boston and check out affordable one-way and round-trip options.

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Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Selected Airlines from St. Louis Lambert International Airport to Boston

See which airlines fly from St. Louis Lambert International Airport to Boston. Find the airline that best meets your travel needs by comparing prices and treat yourself to an enjoyable journey.

Frontier Airlines
From CAD 78
Spirit Airlines
From CAD 120
American Airlines
From CAD 154
Delta Air Lines
From CAD 169
United Airlines
From CAD 175
Sun Country Airlines
From CAD 182
Southern Airways Express
From CAD 221
Southwest Airlines
From CAD 274
Alaska Airlines
From CAD 353
ANA airlines
Find more flights and airlines

Find Suitable Airport in Boston

Learn about different airports in Boston, find the best flight and transfer options, and plan your journey.

Flight Schedule from St. Louis Lambert International Airport to Boston

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

Flight info.
Departure
Arrival
Weekly Schedule
  1. UA2295

    06:05

    STL

    2.5h

    09:34

    EWR

    SMTWTFS
  2. UA1994

    13:00

    EWR

    1.3h

    14:16

    BOS

    SMTWT-S
  3. UA2295

    06:05

    STL

    2.5h

    09:34

    EWR

    SMTWTFS
  4. UA721

    11:29

    EWR

    1.2h

    12:41

    BOS

    SMTWTFS
  5. AA629

    06:06

    STL

    1.3h

    07:25

    ORD

    SMTWTFS
  6. AA1457

    08:10

    ORD

    2.5h

    11:38

    BOS

    S-TWT--
  7. AA601

    08:08

    STL

    2.4h

    11:29

    LGA

    SMTWT--
  8. AA1511

    14:00

    LGA

    1.2h

    15:12

    BOS

    SMTWTF-
  9. AA4458

    08:53

    STL

    2.1h

    11:59

    DCA

    SMTWT-S
  10. AA2148

    18:22

    DCA

    1.6h

    19:55

    BOS

    SMTWTFS
  11. AA3563

    10:30

    STL

    2.6h

    Direct

    14:08

    BOS

    SMTWT--
  12. NK1725

    10:34

    STL

    2.8h

    14:20

    FLL

    -M-W-FS
  13. NK2886

    15:13

    FLL

    3.3h

    18:30

    BOS

    --T----
  14. NK1725

    10:34

    STL

    2.8h

    14:20

    FLL

    -M-W-FS
  15. NK616

    20:15

    FLL

    3.3h

    23:33

    BOS

    SMTWTFS
  16. DL2822

    18:10

    STL

    1.6h

    20:45

    DTW

    -MTWT--
  17. DL1622

    21:55

    DTW

    2.0h

    23:56

    BOS

    -MTWT--
  18. DL444

    18:30

    STL

    1.7h

    21:10

    ATL

    -MT----
  19. DL865

    22:40

    ATL

    2.7h

    01:22

    BOS

    SMTWTFS

Flight Info of Flights from St. Louis Lambert International Airport to Boston

Cheapest return ticket price

CAD 305

Cheapest direct flight price

CAD 78

Cheapest month

May

Peak season for travel

July

FAQs for St. Louis Lambert International Airport to Boston Flights