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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
$157
United, Delta, US Airways, American, Frontier, AirTran
$157
United, Delta, American, AirTran, US Airways
$205
Delta, United, AirTran, Frontier, American, US Airways
$306
Delta, US Airways, United, American, AirTran
$307
United, Delta, American, Frontier
$181
AirTran, United, Delta, US Airways, American
$328
Delta, Air Choice One, American, US Airways, United, Alaska
$208
AirTran, American, US Airways, United, Frontier
$255
US Airways, Delta, United
$341

Cheap Domestic Flights to Key West - EYW

Flights
Airline
Lowest Price
United, American, Delta, US Airways
$347
American, US Airways, Delta, United
$336
United, American, US Airways, Delta
$349
American, Delta
$318
United, American, US Airways, Delta
$336
Delta, American, United
$327
American, US Airways, Delta, United
$336
Delta, American
$336
American
$336
American, Delta
$318
Frontier, Delta, American
$157
American, United, Delta, US Airways
$336
Delta, United, US Airways, American
$311
American, Delta, US Airways, United
$336
Delta, United, US Airways, American
$311
American, United, Delta, US Airways
$321
United, American
$336

Cheap International Flights from St Louis - STL

Flights
Airline
Lowest Price
American, Air Canada, AirTran, Delta, AeroMexico, Frontier, US Airways, United
$309
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Cheap Flights from St Louis to Key West, from $420 Round trip from STL to EYW