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Cheap Flights from Idaho Falls to St Louis - IDA to STL (reverse)

Popular Flights from Idaho Falls to St Louis

  • Airfare from Idaho Falls to St Louis on Delta from $384 round trip
  • Airfare from Idaho Falls to St Louis on United from $384 round trip
  • Airfare from Idaho Falls to St Louis on US Airways from $524 round trip

Did You Know?

  • The shortest flight between Idaho Falls, ID and St Louis, MO on United is 1,224 miles.
  • 12 flights per week fly out of Idaho Falls, ID connecting to St Louis, MO
  • Denver, CO is the most popular connection for one stop flights between Idaho Falls, ID and St Louis, MO.
  • 15,050 seats are available per day to fly out of Idaho Falls, ID connecting to St Louis, MO
  • 3 airlines operate between Idaho Falls, ID and St Louis, MO
  • Delta has the most one stop flights between Idaho Falls, ID and St Louis, MO.
  • The smallest aircraft operated by Delta flying between Idaho Falls, ID and St Louis, MO is a CRJ with 50 seats.
  • The largest aircraft operated by United flying between Idaho Falls, ID and St Louis, MO is a CRJ with 50 seats.

Advance Purchase Prices from Idaho Falls to St Louis

  • Carrier
    0 Days
    1 Day
    3 Days
    7 Days
    10 Days
    14 Days
    21 Days
  • Continental
    $1204
    $1204
    $1204
    $911
    $911
    $629
    $487
  • Delta
    $1204
    $1204
    $1204
    $911
    $911
    $629
    $487
  • US Airways
    $1204
    $1204
    $1204
    $911
    $911
    $629
    $487
  • United
    $1204
    $1204
    $1204
    $911
    $911
    $629
    $487

Cheap Domestic Flights from Idaho Falls - IDA

Flights
Airline
Lowest Price
Cheap Flights from Idaho Falls to St Louis, from $384 Round trip from IDA to STL