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Cheap Flights from Idaho Falls to St Louis - IDA to STL

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You must make at least one connection to fly from Idaho Falls, ID to St Louis.
United Airlines has 490 connecting flights between Idaho Falls, ID and St Louis.

Cheap Domestic Flights to St Louis - STL

Flights
Airline
Lowest Price
AirTran, US Airways, Delta, American, United, Frontier
$215
Frontier, United, Alaska, Delta, US Airways
$273
United, Delta, US Airways, AirTran, American, Frontier
$142
Delta, United, Frontier, US Airways, American
$215
Frontier, AirTran, JetBlue, US Airways, American, United
$258
United, Delta, US Airways, Frontier, Alaska
$273
US Airways, Delta, United, Frontier, American
$214
Frontier, American, US Airways, Delta, United
$215
AirTran, US Airways, American, Delta, United, Frontier
$215
Delta, United, American, Frontier, US Airways
$215
AirTran, Frontier, United, Delta, US Airways, American
$214
American, Frontier, US Airways, Delta, AirTran, United
$215
Frontier, United, Delta, US Airways
$87
United, Frontier, American, Delta
$495
American, Delta, United, US Airways
$347
Frontier, United, Delta, American, US Airways, AirTran
$211
Delta, AirTran, United, US Airways, American, JetBlue, Frontier
$273
United, American, US Airways, Frontier, AirTran, Delta, JetBlue
$266
Frontier, United, American, US Airways, Delta
$215
Frontier, Alaska, American, United, Delta, US Airways
$159
Frontier, American, Alaska, United, Delta, JetBlue, US Airways
$99
US Airways, American, Delta, United
$240
Delta, United, US Airways, American
$350
Alaska, Delta, US Airways, Frontier, American, United
$215
United, Delta, US Airways, American, Frontier
$328
Frontier, US Airways, United, Delta, American
$215
Frontier, American, United, Delta, US Airways, Alaska
$192
American, United, Delta, US Airways, Frontier, AirTran
$215
United, Delta, US Airways, American, Frontier
$215
United, US Airways, American, Delta
$435
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Cheap Flights from Idaho Falls to St Louis, from $210 Round trip from IDA to STL