Flights to Florida Keys from St. Louis - $78

Cheap Flights from St. Louis to Florida Keys (STL-MIA)

Prices were available within the past 7 days and start at $78 for one-way flights and $138 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun, Oct 26 - Sat, Nov 8

STL

St. Louis

MIA

Miami

$138 Roundtrip, found 11 hours ago

$138

Roundtrip

found 11 hours ago

Select Spirit Airlines flight, departing Sun, Oct 26 from St. Louis to Miami, returning Sat, Nov 8, priced at $138 found 11 hours ago

Fri, Oct 24 - Sat, Nov 1

STL

St. Louis

MIA

Miami

$149 Roundtrip, found 7 hours ago

$149

Roundtrip

found 7 hours ago

Select Spirit Airlines flight, departing Fri, Oct 24 from St. Louis to Miami, returning Sat, Nov 1, priced at $149 found 7 hours ago

Mon, Sep 8 - Mon, Sep 22

STL

St. Louis

MIA

Miami

$164 Roundtrip, found 4 days ago

$164

Roundtrip

found 4 days ago

Select Southwest Airlines flight, departing Mon, Sep 8 from St. Louis to Miami, returning Mon, Sep 22, priced at $164 found 4 days ago

Thu, Sep 11 - Tue, Sep 16

STL

St. Louis

MIA

Miami

$177 Roundtrip, just found

$177

Roundtrip

just found

Select American Airlines flight, departing Thu, Sep 11 from St. Louis to Miami, returning Tue, Sep 16, priced at $177 just found

Mon, Oct 6 - Thu, Oct 16

STL

St. Louis

MIA

Miami

$178 Roundtrip, found 2 hours ago

$178

Roundtrip

found 2 hours ago

Select Delta flight, departing Mon, Oct 6 from St. Louis to Miami, returning Thu, Oct 16, priced at $178 found 2 hours ago

Mon, Oct 6 - Thu, Oct 16

STL

St. Louis

MIA

Miami

$196 Roundtrip, found 2 hours ago

$196

Roundtrip

found 2 hours ago

Select United flight, departing Mon, Oct 6 from St. Louis to Miami, returning Thu, Oct 16, priced at $196 found 2 hours ago