Flights From St. Louis (STL) to Key West (EYW)

Wander Wisely with exceptional service, 24/7 supportOpens in a new window

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights

Selected fares from St. Louis to Key West

The cheapest prices found with in the last 7 days for return flights were CA $355 and CA $260 for one-way flights to Key West for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sun, Jan. 18 - Sat, Jan. 24
STL
Lambert-St. Louis Intl.
EYW
Key West Intl.
CA $355 Roundtrip, found 2 days ago
CA $355
Roundtrip
found 2 days ago
Select Delta flight, departing Sun, Jan. 18 from Lambert-St. Louis Intl. to Key West Intl., returning Sat, Jan. 24, priced at CA $355 found 2 days ago
Delta
Sat, Jan. 17 - Wed, Jan. 21
STL
Lambert-St. Louis Intl.
EYW
Key West Intl.
CA $406 Roundtrip, found 2 days ago
CA $406
Roundtrip
found 2 days ago
Select Delta flight, departing Sat, Jan. 17 from Lambert-St. Louis Intl. to Key West Intl., returning Wed, Jan. 21, priced at CA $406 found 2 days ago
Delta
Sun, Jan. 18 - Wed, Jan. 21
STL
Lambert-St. Louis Intl.
EYW
Key West Intl.
CA $409 Roundtrip, found 2 days ago
CA $409
Roundtrip
found 2 days ago
Select Delta flight, departing Sun, Jan. 18 from Lambert-St. Louis Intl. to Key West Intl., returning Wed, Jan. 21, priced at CA $409 found 2 days ago