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Cheap Flights from Idaho Falls to St Louis, MO, United States - IDA to STL Last modified: May 30, 2016 7:14 AM

How Much Does it Cost to Fly from Idaho Falls to St Louis (IDA to STL)?

We have collected flight cost data from across the web for travel from Idaho Falls to St Louis, and have found the average flight price for this trip to be $621.

When Can I Buy the Cheapest Flight from Idaho Falls to St Louis (IDA to STL)?

Airlines can adjust prices for plane tickets from Idaho Falls to St Louis based on the day and time that you decide to book your flight. We have collected data from all airlines, and have discovered that the best days to book flights are Tuesdays, Wednesdays, and Saturdays. Read our article to find more information about the best time to buy airline tickets.

Idaho Falls to St Louis Flight Questions

Below are some common questions that asked about this flight route:

Question: What are the most popular connecting cities when flying from Idaho Falls to St Louis?
Answer: Denver, CO

Airlines Flying from Idaho Falls to St Louis (IDA to STL) Number of flights searched: 29Last modified: May 30, 2016 7:14 AM

Below are the different airlines that fly from Idaho Falls to St Louis with the average price of their plane tickets. Just remember that different airlines offer different levels of comfort and service, so consider convenience when choosing your airline.

Below is the full flight schedule summary of the next 30 days for flights from Idaho Falls to St Louis.

Idaho Falls to St Louis
Airline Connections Mon Tue Wed Thu Fri Sat Sun
Delta MSP X X X X X X X
Delta SLC / ATL X X X X X X X
United DEN X X X X X X X

Airports for Your Route

These pages contain information about the major airports in Idaho Falls and St Louis, so you can feel comfortable knowing how to get around whether you are about to take off or you just landed.

Cheap Domestic Flights to St Louis - STL

FlightsAirlineLowest Price
Salt Lake City to St Louis American, Alaska, United $204
Bozeman to St Louis American, Alaska, United $502
Salt Lake City to Chicago American, Alaska, Frontier, United $168
Salt Lake City to Dallas - Ft Worth American, Alaska, Frontier, United $187
Salt Lake City to New York American, Alaska, JetBlue, Frontier, United $331
Bozeman to Chicago American, Alaska, United $476
Salt Lake City to Nashville American, Alaska, JetBlue, Frontier, United $242
Salt Lake City to Kansas City American, Alaska, United $204
Salt Lake City to Indianapolis American, Alaska, Frontier, United $244
Salt Lake City to Minneapolis - St Paul American, Alaska, Frontier, United $204
Salt Lake City to Houston American, Alaska, Frontier, United $352
Salt Lake City to Detroit American, Alaska, Frontier, United $244
Salt Lake City to Denver Boutique, American, Alaska, Frontier, United $78
Jackson to Chicago American, United $609
Salt Lake City to Louisville American, Alaska, United $397
Salt Lake City to Memphis American, Alaska, United $364
Salt Lake City to Washington American, Alaska, JetBlue, Frontier, United $204
Salt Lake City to Orlando American, Alaska, JetBlue, Frontier, United $222
Salt Lake City to Des Moines American, Alaska, Frontier, United $234
Salt Lake City to Los Angeles American, Alaska, United $174
Salt Lake City to Las Vegas American, Alaska, Frontier, United $60
Salt Lake City to Peoria American, Alaska, United $486
Salt Lake City to Springfield American, Alaska, United $366
Salt Lake City to Cincinnati American, Alaska, JetBlue, Frontier, United $228
Salt Lake City to Little Rock American, Alaska, United $377
Salt Lake City to Cedar Rapids American, Alaska, Frontier, United $401
Salt Lake City to Phoenix American, Alaska, Frontier, United $108
Salt Lake City to New Orleans American, Alaska, Frontier, United $204
Salt Lake City to Milwaukee American, Alaska, Frontier, United $244
Salt Lake City to Philadelphia American, Alaska, JetBlue, Frontier, United $242
Cheap Flights from Idaho Falls to St Louis, MO, Airfare Search for IDA to STL, Airline One-Way and Roundtrip Schedules