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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- IDA17:5625h 53m1 stopSTL20:49Idaho Falls - St. Louis|Mon, Jun 10|United AirlinesUS$355US$61542% OFF42% OFFUS$615US$355
- IDA15:327h 27m1 stopSTL23:59Idaho Falls - St. Louis|Mon, Jun 10|Alaska AirlinesUS$358US$61542% OFF42% OFFUS$615US$358
- IDA13:438h 14m1 stopSTL22:57Idaho Falls - St. Louis|Mon, Jun 10|American AirlinesUS$498US$61519% OFF19% OFFUS$615US$498
- IDA13:003h 5mDirectSTL14:00Idaho Falls - St. Louis|Fri, Jun 14|United AirlinesFind More FlightsFind More Flights
Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.
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.
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Airports in St. Louis
Learn about different airports in St. Louis, find the best flight and transfer options, and plan your journey.
- 21.12 km from central St. LouisSt. Louis Lambert International AirportTickets FromUS$319
Check the schedule for flights from Idaho Falls Regional Airport to St. Louis and find the flight that best matches your travel plans.
AS2150
Alaska Airlines
06:06
IDA
07:00
SEA
---WT--AS472
Alaska Airlines
18:08
SEA
23:59
STL
SMTWTFSDL3921
Delta Air Lines
06:10
IDA
07:09
SLC
SMTWTFSDL2455
Delta Air Lines
09:38
SLC
13:34
STL
SMTWTFSUA4706
United Airlines
07:05
IDA
08:54
DEN
SMTWTFSUA1315
United Airlines
13:32
DEN
16:36
STL
SMTWTFSUA4706
United Airlines
07:05
IDA
08:54
DEN
SMTWTFSUA652
United Airlines
09:40
DEN
12:43
STL
SMTWTFSAA4831
American Airlines
13:42
IDA
17:30
DFW
SMTWTFSAA1010
American Airlines
21:10
DFW
22:57
STL
SMTWTFSAA4831
American Airlines
13:42
IDA
17:30
DFW
SMTWTFSAA2761
American Airlines
16:49
DFW
18:39
STL
SMTWTFSUA5929
United Airlines
14:25
IDA
16:13
DEN
SMTWTFSUA1565
United Airlines
17:40
DEN
20:49
STL
SMTWTFSAS2010
Alaska Airlines
16:20
IDA
17:10
SEA
SMTWTFSAS472
Alaska Airlines
18:08
SEA
23:59
STL
SMTWTFSDL3895
Delta Air Lines
18:59
IDA
20:02
SLC
SMTWTFSDL2841
Delta Air Lines
23:35
SLC
05:04
DTW
SMTWTFSDL2868
Delta Air Lines
08:35
DTW
09:14
STL
SMTWTFSDL3895
Delta Air Lines
18:59
IDA
20:02
SLC
SMTWTFSDL2666
Delta Air Lines
21:10
SLC
00:59
STL
SMTWTFS
Flight Info of Flights from Idaho Falls Regional Airport to St. Louis
Cheapest direct flight price | US$355 |
---|---|
Cheapest month | April |
Peak season for travel | February |
FAQs for Idaho Falls Regional Airport to St. Louis Flights
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