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Did you mean flights from St Louis to Idaho Falls?

Cheap Flights from Idaho Falls to St Louis, MO, United States - IDA to STL Last modified: Jun 28, 2016 7:12 PM

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 $548.

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.

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 $420
Salt Lake City to Chicago American, Alaska, Frontier, United $175
Salt Lake City to Dallas - Ft Worth American, Alaska, Frontier, United $191
Salt Lake City to New York American, Alaska, JetBlue, Frontier, United $331
Bozeman to Chicago American, Alaska, United $367
Salt Lake City to Nashville American, Alaska, Frontier, United $242
Salt Lake City to Kansas City American, Alaska, United $204
Salt Lake City to Indianapolis American, Alaska, Frontier, United $310
Salt Lake City to Minneapolis - St Paul American, Alaska, Frontier, United $244
Salt Lake City to Houston American, Alaska, Frontier, United $320
Salt Lake City to Detroit American, Alaska, Frontier, United $204
Salt Lake City to Denver Boutique, American, Alaska, Frontier, United $87
Jackson to Chicago American, Alaska, United $488
Salt Lake City to Louisville American, Alaska, United $397
Salt Lake City to Memphis American, Alaska, United $366
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 $230
Salt Lake City to Los Angeles American, Alaska, United $155
Salt Lake City to Las Vegas American, Alaska, Frontier, United $67
Salt Lake City to Peoria American, Alaska, United $366
Salt Lake City to Springfield American, Alaska, United $366
Salt Lake City to Cincinnati American, Alaska, Frontier, United $304
Salt Lake City to Little Rock American, Alaska, United $314
Salt Lake City to Cedar Rapids American, Alaska, Frontier, United $366
Salt Lake City to Phoenix American, Alaska, Frontier, United $87
Salt Lake City to New Orleans American, Alaska, JetBlue, Frontier, United $244
Salt Lake City to Milwaukee American, Alaska, Frontier, United $334
Salt Lake City to Philadelphia American, Alaska, JetBlue, Frontier, United $308
Cheap Flights from Idaho Falls to St Louis, MO, Airfare Search for IDA to STL, Airline One-Way and Roundtrip Schedules