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Cheap Flights from Idaho Falls Regional Airport to St. Louis

Search for flights from Idaho Falls Regional Airport to St. Louis and check out affordable one-way and round-trip options.

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

Selected Airlines from Idaho Falls Regional Airport to St. Louis

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

Delta Air Lines
From TWD 10,300
United Airlines
From TWD 11,458
Alaska Airlines
From TWD 11,561
American Airlines
From TWD 16,087
ANA airlines

Find more flights and airlines

Find Suitable Airport in St. Louis

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

Flight Schedule from Idaho Falls Regional Airport to St. Louis

Check the schedule for flights from Idaho Falls Regional Airport to St. Louis and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule
  1. AS2150

    06:06

    IDA

    1.9h

    07:00

    SEA

    ---WT--
  2. AS472

    18:08

    SEA

    3.9h

    23:59

    STL

    SMTWTFS
  3. DL3921

    06:10

    IDA

    1.0h

    07:09

    SLC

    SMTWTFS
  4. DL2455

    09:38

    SLC

    2.9h

    13:34

    STL

    SMTWTFS
  5. UA4706

    07:05

    IDA

    1.8h

    08:54

    DEN

    SMTWTFS
  6. UA1315

    13:32

    DEN

    2.1h

    16:36

    STL

    SMTWTFS
  7. UA4706

    07:05

    IDA

    1.8h

    08:54

    DEN

    SMTWTFS
  8. UA652

    09:40

    DEN

    2.0h

    12:43

    STL

    SMTWTFS
  9. AA4831

    13:42

    IDA

    2.8h

    17:30

    DFW

    SMTWTFS
  10. AA1010

    21:10

    DFW

    1.8h

    22:57

    STL

    SMTWTFS
  11. AA4831

    13:42

    IDA

    2.8h

    17:30

    DFW

    SMTWTFS
  12. AA2761

    16:49

    DFW

    1.8h

    18:39

    STL

    SMTWTFS
  13. UA5929

    14:25

    IDA

    1.8h

    16:13

    DEN

    SMTWTFS
  14. UA1565

    17:40

    DEN

    2.1h

    20:49

    STL

    SMTWTFS
  15. AS2010

    16:20

    IDA

    1.8h

    17:10

    SEA

    SMTWTFS
  16. AS472

    18:08

    SEA

    3.9h

    23:59

    STL

    SMTWTFS
  17. DL3895

    18:59

    IDA

    1.1h

    20:02

    SLC

    SMTWTFS
  18. DL2841

    23:35

    SLC

    3.5h

    05:04

    DTW

    SMTWTFS
  19. DL2868

    08:35

    DTW

    1.6h

    09:14

    STL

    SMTWTFS
  20. DL3895

    18:59

    IDA

    1.1h

    20:02

    SLC

    SMTWTFS
  21. DL2666

    21:05

    SLC

    2.9h

    00:58

    STL

    SMTWTFS

Flight Info of Flights from Idaho Falls Regional Airport to St. Louis

Cheapest direct flight price

TWD 11,459

Cheapest month

April

Peak season for travel

February

FAQs for Idaho Falls Regional Airport to St. Louis Flights