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Cheap Flights from St Louis to Boise - STL to BOI (reverse)

Popular Flights from St Louis to Boise

  • Airfare from St Louis to Boise on Frontier from $329 round trip
  • Airfare from St Louis to Boise on Delta from $420 round trip
  • Airfare from St Louis to Boise on United from $420 round trip
  • Airfare from St Louis to Boise on US Airways from $420 round trip
  • Airfare from St Louis to Boise on Alaska from $440 round trip

Did You Know?

  • 9 airlines operate between St Louis, MO and Boise, ID
  • Chicago, IL is the most popular connection for one stop flights between St Louis, MO and Boise, ID.
  • The smallest aircraft operated by Southwest flying between St Louis, MO and Boise, ID is a 737 with 137 seats.
  • US Airways has the most one stop flights between St Louis, MO and Boise, ID.
  • 93,247 seats are available per day to fly out of St Louis, MO connecting to Boise, ID
  • The shortest flight between St Louis, MO and Boise, ID on BMI is 1,691 miles.
  • Air Canada has 11 one stop flights between St Louis, MO and Boise, ID.
  • 204 flights per week fly out of St Louis, MO connecting to Boise, ID

Advance Purchase Prices from St Louis to Boise

  • Carrier
    0 Days
    1 Day
    3 Days
    7 Days
    10 Days
    14 Days
    21 Days
  • Alaska
    $991
    $991
    $991
    $809
    $451
    $421
    $421
  • American
    $787
    $787
    $787
    $441
    $441
    $421
    $369
  • Continental
    $787
    $787
    $787
    $441
    $441
    $421
    $369
  • Delta
    $787
    $787
    $787
    $441
    $441
    $421
    $369
  • Frontier
    $767
    $767
    $767
    $441
    $441
    $421
    $369
  • US Airways
    $787
    $787
    $787
    $461
    $441
    $441
    $369
  • United
    $787
    $787
    $787
    $441
    $441
    $421
    $369

Cheap Domestic Flights from St Louis - STL

Flights
Airline
Lowest Price
American, US Airways, Frontier, AirTran, Delta, Alaska, United
$268
United, Delta, US Airways, American, Frontier, AirTran
$239
United, Delta, American, US Airways
$334
Delta, United, AirTran, Frontier, American, US Airways
$263
Delta, Choice One, American, US Airways, United, Alaska
$166
AirTran, Frontier, American, US Airways, United, Alaska, Delta
$304
US Airways, American, AirTran, Frontier, Delta, United, Alaska
$238
AirTran, American, US Airways, United, Frontier
$196
Alaska, Delta, United, American, Frontier, AirTran, US Airways
$160
United, Delta, American, AirTran, US Airways
$218
Frontier, American, Delta, United, Alaska, US Airways, AirTran
$250
US Airways, Delta, United, American, Frontier, AirTran
$291
AirTran, Frontier, United, Alaska, US Airways, American, Delta
$218
United, Delta, American, Frontier
$218
AirTran, Frontier, American, US Airways, United, Delta, Alaska
$263
Delta, US Airways, United, American, AirTran
$210
Alaska, United, Delta, US Airways, American
$769
Cheap Flights from St Louis to Boise, from $329 Round trip from STL to BOI