Flights from Chicago to Alamo Plaza

Cheapest flights from Chicago

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.

Tue, Jul 22 - Wed, Jul 23

ORD

O'Hare Intl.

SAT

San Antonio Intl.

$238 Roundtrip, found 4 days ago

$238

Roundtrip

found 4 days ago

Select Spirit Airlines flight, departing Tue, Jul 22 from O'Hare Intl. to San Antonio Intl., returning Wed, Jul 23, priced at $238 found 4 days ago

Sat, Jul 19 - Tue, Jul 22

ORD

O'Hare Intl.

SAT

San Antonio Intl.

$241 Roundtrip, found 4 days ago

$241

Roundtrip

found 4 days ago

Select Spirit Airlines flight, departing Sat, Jul 19 from O'Hare Intl. to San Antonio Intl., returning Tue, Jul 22, priced at $241 found 4 days ago

Tue, Jul 22 - Mon, Jul 28

ORD

O'Hare Intl.

SAT

San Antonio Intl.

$245 Roundtrip, found 4 days ago

$245

Roundtrip

found 4 days ago

Select Spirit Airlines flight, departing Tue, Jul 22 from O'Hare Intl. to San Antonio Intl., returning Mon, Jul 28, priced at $245 found 4 days ago

Wed, Jul 23 - Wed, Jul 23

ORD

O'Hare Intl.

SAT

San Antonio Intl.

$249 Roundtrip, found 4 days ago

$249

Roundtrip

found 4 days ago

Select Delta flight, departing Wed, Jul 23 from O'Hare Intl. to San Antonio Intl., returning Wed, Jul 23, priced at $249 found 4 days ago

Mon, Jul 21 - Tue, Jul 22

ORD

O'Hare Intl.

SAT

San Antonio Intl.

$253 Roundtrip, found 4 days ago

$253

Roundtrip

found 4 days ago

Select Spirit Airlines flight, departing Mon, Jul 21 from O'Hare Intl. to San Antonio Intl., returning Tue, Jul 22, priced at $253 found 4 days ago

Sat, Jul 19 - Wed, Jul 23

ORD

O'Hare Intl.

SAT

San Antonio Intl.

$262 Roundtrip, found 4 days ago

$262

Roundtrip

found 4 days ago

Select Spirit Airlines flight, departing Sat, Jul 19 from O'Hare Intl. to San Antonio Intl., returning Wed, Jul 23, priced at $262 found 4 days ago

Wed, Jul 23 - Mon, Jul 28

ORD

O'Hare Intl.

SAT

San Antonio Intl.

$264 Roundtrip, found 4 days ago

$264

Roundtrip

found 4 days ago

Select Spirit Airlines flight, departing Wed, Jul 23 from O'Hare Intl. to San Antonio Intl., returning Mon, Jul 28, priced at $264 found 4 days ago

Fri, Jul 18 - Tue, Jul 22

ORD

O'Hare Intl.

SAT

San Antonio Intl.

$265 Roundtrip, found 4 days ago

$265

Roundtrip

found 4 days ago

Select Spirit Airlines flight, departing Fri, Jul 18 from O'Hare Intl. to San Antonio Intl., returning Tue, Jul 22, priced at $265 found 4 days ago

Tue, Jun 24 - Mon, Jun 30

ORD

O'Hare Intl.

SAT

San Antonio Intl.

$267 Roundtrip, found 2 days ago

$267

Roundtrip

found 2 days ago

Select Spirit Airlines flight, departing Tue, Jun 24 from O'Hare Intl. to San Antonio Intl., returning Mon, Jun 30, priced at $267 found 2 days ago

Tue, Jul 22 - Sun, Jul 27

ORD

O'Hare Intl.

SAT

San Antonio Intl.

$268 Roundtrip, found 4 days ago

$268

Roundtrip

found 4 days ago

Select Spirit Airlines flight, departing Tue, Jul 22 from O'Hare Intl. to San Antonio Intl., returning Sun, Jul 27, priced at $268 found 4 days ago

Mon, Jul 21 - Wed, Jul 23

ORD

O'Hare Intl.

SAT

San Antonio Intl.

$274 Roundtrip, found 4 days ago

$274

Roundtrip

found 4 days ago

Select Spirit Airlines flight, departing Mon, Jul 21 from O'Hare Intl. to San Antonio Intl., returning Wed, Jul 23, priced at $274 found 4 days ago

Thu, Jun 26 - Fri, Jun 27

ORD

O'Hare Intl.

SAT

San Antonio Intl.

$279 Roundtrip, found 12 hours ago

$279

Roundtrip

found 12 hours ago

Select Spirit Airlines flight, departing Thu, Jun 26 from O'Hare Intl. to San Antonio Intl., returning Fri, Jun 27, priced at $279 found 12 hours ago

Tue, Jun 24 - Fri, Jun 27

ORD

O'Hare Intl.

SAT

San Antonio Intl.

$286 Roundtrip, found 2 days ago

$286

Roundtrip

found 2 days ago

Select Spirit Airlines flight, departing Tue, Jun 24 from O'Hare Intl. to San Antonio Intl., returning Fri, Jun 27, priced at $286 found 2 days ago

Wed, Jul 23 - Sun, Jul 27

ORD

O'Hare Intl.

SAT

San Antonio Intl.

$287 Roundtrip, found 4 days ago

$287

Roundtrip

found 4 days ago

Select Spirit Airlines flight, departing Wed, Jul 23 from O'Hare Intl. to San Antonio Intl., returning Sun, Jul 27, priced at $287 found 4 days ago

Tue, Jul 22 - Tue, Jul 22

ORD

O'Hare Intl.

SAT

San Antonio Intl.

$289 Roundtrip, found 4 days ago

$289

Roundtrip

found 4 days ago

Select Delta flight, departing Tue, Jul 22 from O'Hare Intl. to San Antonio Intl., returning Tue, Jul 22, priced at $289 found 4 days ago

Thu, Jun 26 - Fri, Jun 27

ORD

O'Hare Intl.

SAT

San Antonio Intl.

$291 Roundtrip, found 12 hours ago

$291

Roundtrip

found 12 hours ago

Select Spirit Airlines flight, departing Thu, Jun 26 from O'Hare Intl. to San Antonio Intl., returning Fri, Jun 27, priced at $291 found 12 hours ago

Sat, Jul 19 - Sun, Jul 27

ORD

O'Hare Intl.

SAT

San Antonio Intl.

$292 Roundtrip, found 4 days ago

$292

Roundtrip

found 4 days ago

Select Spirit Airlines flight, departing Sat, Jul 19 from O'Hare Intl. to San Antonio Intl., returning Sun, Jul 27, priced at $292 found 4 days ago

Tue, Jun 24 - Fri, Jun 27

ORD

O'Hare Intl.

SAT

San Antonio Intl.

$295 Roundtrip, found 2 days ago

$295

Roundtrip

found 2 days ago

Select Spirit Airlines flight, departing Tue, Jun 24 from O'Hare Intl. to San Antonio Intl., returning Fri, Jun 27, priced at $295 found 2 days ago

Tue, Jun 24 - Mon, Jun 30

ORD

O'Hare Intl.

SAT

San Antonio Intl.

$395 Roundtrip, found 2 days ago

$395

Roundtrip

found 2 days ago

Select American Airlines flight, departing Tue, Jun 24 from O'Hare Intl. to San Antonio Intl., returning Mon, Jun 30, priced at $395 found 2 days ago

Tue, Jun 24 - Mon, Jun 30

ORD

O'Hare Intl.

SAT

San Antonio Intl.

$395 Roundtrip, found 2 days ago

$395

Roundtrip

found 2 days ago

Select United flight, departing Tue, Jun 24 from O'Hare Intl. to San Antonio Intl., returning Mon, Jun 30, priced at $395 found 2 days ago