Flights from San Antonio to Key Biscayne

Cheapest flights from San Antonio

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.

Sat, Nov 8 - Sat, Nov 15

SAT

San Antonio Intl.

MIA

Miami Intl.

$159 Roundtrip, found 1 day ago

$159

Roundtrip

found 1 day ago

Select American Airlines flight, departing Sat, Nov 8 from San Antonio Intl. to Miami Intl., returning Sat, Nov 15, priced at $159 found 1 day ago

Sat, Nov 8 - Sat, Nov 15

SAT

San Antonio Intl.

MIA

Miami Intl.

$199 Roundtrip, found 1 day ago

$199

Roundtrip

found 1 day ago

Select American Airlines flight, departing Sat, Nov 8 from San Antonio Intl. to Miami Intl., returning Sat, Nov 15, priced at $199 found 1 day ago

Mon, Sep 22 - Thu, Oct 2

SAT

San Antonio Intl.

MIA

Miami Intl.

$217 Roundtrip, found 1 day ago

$217

Roundtrip

found 1 day ago

Select Delta flight, departing Mon, Sep 22 from San Antonio Intl. to Miami Intl., returning Thu, Oct 2, priced at $217 found 1 day ago

Sat, Nov 8 - Sat, Nov 15

SAT

San Antonio Intl.

MIA

Miami Intl.

$239 Roundtrip, found 1 day ago

$239

Roundtrip

found 1 day ago

Select American Airlines flight, departing Sat, Nov 8 from San Antonio Intl. to Miami Intl., returning Sat, Nov 15, priced at $239 found 1 day ago

Sat, Nov 8 - Sat, Nov 15

SAT

San Antonio Intl.

MIA

Miami Intl.

$243 Roundtrip, found 1 day ago

$243

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sat, Nov 8 from San Antonio Intl. to Miami Intl., returning Sat, Nov 15, priced at $243 found 1 day ago

Sat, Nov 8 - Sat, Nov 15

SAT

San Antonio Intl.

MIA

Miami Intl.

$246 Roundtrip, found 1 day ago

$246

Roundtrip

found 1 day ago

Select American Airlines flight, departing Sat, Nov 8 from San Antonio Intl. to Miami Intl., returning Sat, Nov 15, priced at $246 found 1 day ago

Sat, Sep 20 - Sat, Sep 27

SAT

San Antonio Intl.

MIA

Miami Intl.

$248 Roundtrip, found 1 day ago

$248

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sat, Sep 20 from San Antonio Intl. to Miami Intl., returning Sat, Sep 27, priced at $248 found 1 day ago

Fri, Sep 19 - Sat, Sep 27

SAT

San Antonio Intl.

MIA

Miami Intl.

$258 Roundtrip, found 1 day ago

$258

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Fri, Sep 19 from San Antonio Intl. to Miami Intl., returning Sat, Sep 27, priced at $258 found 1 day ago

Sat, Nov 8 - Sat, Nov 15

SAT

San Antonio Intl.

MIA

Miami Intl.

$263 Roundtrip, found 1 day ago

$263

Roundtrip

found 1 day ago

Select American Airlines flight, departing Sat, Nov 8 from San Antonio Intl. to Miami Intl., returning Sat, Nov 15, priced at $263 found 1 day ago

Mon, Sep 22 - Mon, Sep 29

SAT

San Antonio Intl.

MIA

Miami Intl.

$263 Roundtrip, found 7 hours ago

$263

Roundtrip

found 7 hours ago

Select Frontier Airlines flight, departing Mon, Sep 22 from San Antonio Intl. to Miami Intl., returning Mon, Sep 29, priced at $263 found 7 hours ago

Tue, Sep 23 - Sat, Sep 27

SAT

San Antonio Intl.

MIA

Miami Intl.

$268 Roundtrip, found 1 day ago

$268

Roundtrip

found 1 day ago

Select Delta flight, departing Tue, Sep 23 from San Antonio Intl. to Miami Intl., returning Sat, Sep 27, priced at $268 found 1 day ago

Fri, Sep 19 - Thu, Oct 2

SAT

San Antonio Intl.

MIA

Miami Intl.

$268 Roundtrip, found 1 day ago

$268

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Fri, Sep 19 from San Antonio Intl. to Miami Intl., returning Thu, Oct 2, priced at $268 found 1 day ago

Sat, Nov 8 - Sat, Nov 15

SAT

San Antonio Intl.

MIA

Miami Intl.

$273 Roundtrip, found 1 day ago

$273

Roundtrip

found 1 day ago

Select United flight, departing Sat, Nov 8 from San Antonio Intl. to Miami Intl., returning Sat, Nov 15, priced at $273 found 1 day ago

Sat, Nov 8 - Sat, Nov 15

SAT

San Antonio Intl.

MIA

Miami Intl.

$275 Roundtrip, found 1 day ago

$275

Roundtrip

found 1 day ago

Select American Airlines flight, departing Sat, Nov 8 from San Antonio Intl. to Miami Intl., returning Sat, Nov 15, priced at $275 found 1 day ago

Sun, Sep 21 - Wed, Oct 1

SAT

San Antonio Intl.

MIA

Miami Intl.

$279 Roundtrip, found 1 day ago

$279

Roundtrip

found 1 day ago

Select American Airlines flight, departing Sun, Sep 21 from San Antonio Intl. to Miami Intl., returning Wed, Oct 1, priced at $279 found 1 day ago

Sun, Sep 21 - Mon, Sep 29

SAT

San Antonio Intl.

MIA

Miami Intl.

$286 Roundtrip, found 1 day ago

$286

Roundtrip

found 1 day ago

Select American Airlines flight, departing Sun, Sep 21 from San Antonio Intl. to Miami Intl., returning Mon, Sep 29, priced at $286 found 1 day ago

Sun, Sep 21 - Mon, Sep 29

SAT

San Antonio Intl.

MIA

Miami Intl.

$288 Roundtrip, found 1 day ago

$288

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sun, Sep 21 from San Antonio Intl. to Miami Intl., returning Mon, Sep 29, priced at $288 found 1 day ago

Tue, Sep 23 - Mon, Sep 29

SAT

San Antonio Intl.

MIA

Miami Intl.

$289 Roundtrip, found 1 day ago

$289

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Tue, Sep 23 from San Antonio Intl. to Miami Intl., returning Mon, Sep 29, priced at $289 found 1 day ago

Sat, Nov 8 - Sat, Nov 15

SAT

San Antonio Intl.

MIA

Miami Intl.

$291 Roundtrip, found 1 day ago

$291

Roundtrip

found 1 day ago

Select American Airlines flight, departing Sat, Nov 8 from San Antonio Intl. to Miami Intl., returning Sat, Nov 15, priced at $291 found 1 day ago

Sat, Nov 8 - Sat, Nov 15

SAT

San Antonio Intl.

MIA

Miami Intl.

$297 Roundtrip, found 1 day ago

$297

Roundtrip

found 1 day ago

Select United flight, departing Sat, Nov 8 from San Antonio Intl. to Miami Intl., returning Sat, Nov 15, priced at $297 found 1 day ago