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Cheap Flights from St Louis to Key West - STL to EYW

Did You Know?

100,624 seats are available per week to fly from St Louis, MO to Key West.
There are 3048 flights from St Louis, MO to Key West per week.
United Airlines has 436 connecting flights between St Louis, MO and Key West.
You must make at least one connection to fly from St Louis, MO to Key West.

Cheap Domestic Flights from St Louis - STL

Flights
Airline
Lowest Price
United, Delta, American, US Airways
$242
US Airways, Delta, United, American, Frontier, AirTran
$128
United, Delta, US Airways, American, Frontier, AirTran
$157
United, Delta, American, AirTran, US Airways
$192
Delta, United, AirTran, Frontier, American, US Airways
$157
Delta, US Airways, United, American, AirTran
$314
United, Delta, American, Frontier
$192
AirTran, United, Delta, US Airways, American
$341
Delta, Air Choice One, American, US Airways, United, Alaska
$181
AirTran, American, US Airways, United, Frontier
$243
US Airways, Delta, United
$363

Cheap Domestic Flights to Key West - EYW

Flights
Airline
Lowest Price
United, American, Delta, US Airways
$349
American, US Airways, Delta, United
$349
United, American, US Airways, Delta
$336
American, Delta
$318
United, American, US Airways, Delta
$336
Delta, American, United
$336
American, US Airways, Delta, United
$336
Delta, American
$336
American
$336
American, Delta
$318
Frontier, Delta, American
$135
American, United, Delta, US Airways
$336
Delta, United, US Airways, American
$336
American, Delta, US Airways, United
$336
Delta, United, US Airways, American
$336
American, United, Delta, US Airways
$321
United, American
$293

Cheap International Flights from St Louis - STL

Flights
Airline
Lowest Price
American, Air Canada, AirTran, Delta, AeroMexico, Frontier, US Airways, United
$353
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Cheap Flights from St Louis to Key West, from $420 Round trip from STL to EYW