Flights from Saint Louis to Idaho Falls (STL → IDA)

STL
Saint Louis
Saint Louis Airport, USA
IDA
Idaho Falls
Idaho Falls Rgnl, USA
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No direct flights found. Here are the 8 fastest 1-stop options.
viaDenver(DEN)
STL→DEN+1h 30mDEN→IDA
3h 49m
viaSalt Lake City(SLC)
STL→SLC+1h 30mSLC→IDA
4h 2m
viaChicago(ORD)
STL→ORD+1h 30mORD→IDA
4h 18m
viaDallas(DFW)
STL→DFW+1h 30mDFW→IDA
4h 36m
viaLas Vegas(LAS)
STL→LAS+1h 30mLAS→IDA
5h 6m
viaPhoenix(PHX)
STL→PHX+1h 30mPHX→IDA
5h 12m
viaPortland(PDX)
STL→PDX+1h 30mPDX→IDA
5h 44m
viaSeattle(SEA)
STL→SEA+1h 30mSEA→IDA
5h 48m
Search all options on Kiwi.com → Total times include an estimated 90-minute layover. Actual times vary by airline and connection.

Frequently asked questions

Are there direct flights from Saint Louis to Idaho Falls? Currently, there are no direct flights from STL to IDA. You may need to connect through another airport.

Related guides for this route

Sibling pages from across Flightmaps — fares, visa rules, country aggregations, and per-airline routes for Saint Louis → Idaho Falls.

Cheap flights from Saint Louis to Idaho Falls Cheapest month to fly to Idaho Falls Flights from USA Flights to USA Visa-free with USA passport All airports in USA

Try a nearby airport to Saint Louis

Flights to Idaho Falls (IDA) from other airports within 350 km of Saint Louis. Often unlocks cheaper fares or better times.

BLV → IDA 54 km from STL Belleville → Idaho Falls USA · 11 destinations COU → IDA 160 km from STL Columbia → Idaho Falls USA · 8 destinations PIA → IDA 221 km from STL Peoria → Idaho Falls USA · 11 destinations BMI → IDA 230 km from STL Bloomington → Idaho Falls USA · 6 destinations EVV → IDA 260 km from STL Evansville → Idaho Falls USA · 8 destinations

Or try a nearby airport to Idaho Falls

Flights from Saint Louis (STL) to other airports within 350 km of Idaho Falls.

STL → JAC 108 km from IDA Saint Louis → Jackson USA · 16 destinations STL → SUN 180 km from IDA Saint Louis → Sun Valley USA · 9 destinations STL → BZN 262 km from IDA Saint Louis → Bozeman USA · 28 destinations STL → SLC 304 km from IDA Saint Louis → Salt Lake City USA · 109 destinations STL → BOI 335 km from IDA Saint Louis → Boise USA · 27 destinations

Other flights from Saint Louis (STL)

Atlanta (ATL) Austin (AUS) Baltimore (BWI) Boston (BOS) Burbank (BUR) Cancun (CUN) Charleston (CHS) Charlotte (CLT) All 67 destinations →

Other flights from Idaho Falls (IDA)

Chicago (ORD) Dallas (DFW) Denver (DEN) Las Vegas (LAS) Mesa (AZA) Phoenix (PHX) Portland (PDX) Salt Lake City (SLC) All 10 destinations →