Flights from St. Louis to Miami

Cheapest flights from St. Louis

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Oct 2 - Sat, Oct 11

STL

Lambert-St. Louis Intl.

PHX

Sky Harbor Intl.

$171 Roundtrip, found 4 days ago

$171

Roundtrip

found 4 days ago

Select Spirit Airlines flight, departing Thu, Oct 2 from Lambert-St. Louis Intl. to Sky Harbor Intl., returning Sat, Oct 11, priced at $171 found 4 days ago

Sun, Sep 28 - Sat, Oct 11

STL

Lambert-St. Louis Intl.

PHX

Sky Harbor Intl.

$178 Roundtrip, found 4 days ago

$178

Roundtrip

found 4 days ago

Select Spirit Airlines flight, departing Sun, Sep 28 from Lambert-St. Louis Intl. to Sky Harbor Intl., returning Sat, Oct 11, priced at $178 found 4 days ago

Thu, Aug 21 - Sun, Aug 24

STL

Lambert-St. Louis Intl.

PHX

Sky Harbor Intl.

$185 Roundtrip, found 1 day ago

$185

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Thu, Aug 21 from Lambert-St. Louis Intl. to Sky Harbor Intl., returning Sun, Aug 24, priced at $185 found 1 day ago

Thu, Jul 31 - Sun, Aug 3

STL

Lambert-St. Louis Intl.

PHX

Sky Harbor Intl.

$193 Roundtrip, found 5 days ago

$193

Roundtrip

found 5 days ago

Select Spirit Airlines flight, departing Thu, Jul 31 from Lambert-St. Louis Intl. to Sky Harbor Intl., returning Sun, Aug 3, priced at $193 found 5 days ago

Thu, Aug 21 - Thu, Aug 28

STL

Lambert-St. Louis Intl.

PHX

Sky Harbor Intl.

$195 Roundtrip, found 1 day ago

$195

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Thu, Aug 21 from Lambert-St. Louis Intl. to Sky Harbor Intl., returning Thu, Aug 28, priced at $195 found 1 day ago

Thu, Aug 21 - Sun, Aug 31

STL

Lambert-St. Louis Intl.

PHX

Sky Harbor Intl.

$210 Roundtrip, found 1 day ago

$210

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Thu, Aug 21 from Lambert-St. Louis Intl. to Sky Harbor Intl., returning Sun, Aug 31, priced at $210 found 1 day ago

Fri, Aug 1 - Thu, Aug 21

STL

Lambert-St. Louis Intl.

PHX

Sky Harbor Intl.

$213 Roundtrip, found 1 day ago

$213

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Fri, Aug 1 from Lambert-St. Louis Intl. to Sky Harbor Intl., returning Thu, Aug 21, priced at $213 found 1 day ago

Thu, Oct 2 - Fri, Oct 17

STL

Lambert-St. Louis Intl.

PHX

Sky Harbor Intl.

$218 Roundtrip, found 1 day ago

$218

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Thu, Oct 2 from Lambert-St. Louis Intl. to Sky Harbor Intl., returning Fri, Oct 17, priced at $218 found 1 day ago

Sun, Aug 10 - Sun, Aug 24

STL

Lambert-St. Louis Intl.

PHX

Sky Harbor Intl.

$220 Roundtrip, found 1 day ago

$220

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Sun, Aug 10 from Lambert-St. Louis Intl. to Sky Harbor Intl., returning Sun, Aug 24, priced at $220 found 1 day ago

Fri, Aug 1 - Sun, Aug 17

STL

Lambert-St. Louis Intl.

PHX

Sky Harbor Intl.

$223 Roundtrip, found 4 days ago

$223

Roundtrip

found 4 days ago

Select Spirit Airlines flight, departing Fri, Aug 1 from Lambert-St. Louis Intl. to Sky Harbor Intl., returning Sun, Aug 17, priced at $223 found 4 days ago

Sun, Sep 28 - Fri, Oct 17

STL

Lambert-St. Louis Intl.

PHX

Sky Harbor Intl.

$225 Roundtrip, found 1 day ago

$225

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Sun, Sep 28 from Lambert-St. Louis Intl. to Sky Harbor Intl., returning Fri, Oct 17, priced at $225 found 1 day ago

Sun, Aug 10 - Thu, Aug 28

STL

Lambert-St. Louis Intl.

PHX

Sky Harbor Intl.

$230 Roundtrip, found 1 day ago

$230

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Sun, Aug 10 from Lambert-St. Louis Intl. to Sky Harbor Intl., returning Thu, Aug 28, priced at $230 found 1 day ago

Sun, Aug 3 - Thu, Aug 21

STL

Lambert-St. Louis Intl.

PHX

Sky Harbor Intl.

$233 Roundtrip, found 1 day ago

$233

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Sun, Aug 3 from Lambert-St. Louis Intl. to Sky Harbor Intl., returning Thu, Aug 21, priced at $233 found 1 day ago

Mon, Aug 4 - Sun, Aug 17

STL

Lambert-St. Louis Intl.

PHX

Sky Harbor Intl.

$235 Roundtrip, found 4 days ago

$235

Roundtrip

found 4 days ago

Select Spirit Airlines flight, departing Mon, Aug 4 from Lambert-St. Louis Intl. to Sky Harbor Intl., returning Sun, Aug 17, priced at $235 found 4 days ago

Fri, Aug 1 - Sun, Aug 17

STL

Lambert-St. Louis Intl.

PHX

Sky Harbor Intl.

$238 Roundtrip, found 1 day ago

$238

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Fri, Aug 1 from Lambert-St. Louis Intl. to Sky Harbor Intl., returning Sun, Aug 17, priced at $238 found 1 day ago

Thu, Jul 31 - Sat, Aug 2

STL

Lambert-St. Louis Intl.

PHX

Sky Harbor Intl.

$248 Roundtrip, found 5 days ago

$248

Roundtrip

found 5 days ago

Select Spirit Airlines flight, departing Thu, Jul 31 from Lambert-St. Louis Intl. to Sky Harbor Intl., returning Sat, Aug 2, priced at $248 found 5 days ago

Thu, Jul 31 - Wed, Aug 6

STL

Lambert-St. Louis Intl.

PHX

Sky Harbor Intl.

$253 Roundtrip, found 5 days ago

$253

Roundtrip

found 5 days ago

Select Spirit Airlines flight, departing Thu, Jul 31 from Lambert-St. Louis Intl. to Sky Harbor Intl., returning Wed, Aug 6, priced at $253 found 5 days ago

Mon, Jul 28 - Sat, Aug 2

STL

Lambert-St. Louis Intl.

PHX

Sky Harbor Intl.

$255 Roundtrip, found 5 days ago

$255

Roundtrip

found 5 days ago

Select Spirit Airlines flight, departing Mon, Jul 28 from Lambert-St. Louis Intl. to Sky Harbor Intl., returning Sat, Aug 2, priced at $255 found 5 days ago

Tue, Sep 2 - Tue, Sep 16

STL

Lambert-St. Louis Intl.

PHX

Sky Harbor Intl.

$263 Roundtrip, found 2 days ago

$263

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Tue, Sep 2 from Lambert-St. Louis Intl. to Sky Harbor Intl., returning Tue, Sep 16, priced at $263 found 2 days ago

Tue, Sep 23 - Thu, Oct 2

STL

Lambert-St. Louis Intl.

PHX

Sky Harbor Intl.

$401 Roundtrip, found 4 days ago

$401

Roundtrip

found 4 days ago

Select Alaska Airlines flight, departing Tue, Sep 23 from Lambert-St. Louis Intl. to Sky Harbor Intl., returning Thu, Oct 2, priced at $401 found 4 days ago