Flights from San Antonio to Poolesville

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.

Thu, Jun 26 - Wed, Jul 2

SAT

San Antonio Intl.

DCA

Ronald Reagan Washington National

$210 Roundtrip, found 3 hours ago

$210

Roundtrip

found 3 hours ago

Select Frontier Airlines flight, departing Thu, Jun 26 from San Antonio Intl. to Ronald Reagan Washington National, returning Wed, Jul 2, priced at $210 found 3 hours ago

Tue, Jul 1 - Wed, Jul 2

SAT

San Antonio Intl.

DCA

Ronald Reagan Washington National

$237 Roundtrip, found 3 hours ago

$237

Roundtrip

found 3 hours ago

Select Delta flight, departing Tue, Jul 1 from San Antonio Intl. to Ronald Reagan Washington National, returning Wed, Jul 2, priced at $237 found 3 hours ago

Tue, Jul 1 - Tue, Jul 8

SAT

San Antonio Intl.

DCA

Ronald Reagan Washington National

$253 Roundtrip, found 3 hours ago

$253

Roundtrip

found 3 hours ago

Select Delta flight, departing Tue, Jul 1 from San Antonio Intl. to Ronald Reagan Washington National, returning Tue, Jul 8, priced at $253 found 3 hours ago

Tue, Jun 24 - Tue, Jul 1

SAT

San Antonio Intl.

DCA

Ronald Reagan Washington National

$259 Roundtrip, found 4 days ago

$259

Roundtrip

found 4 days ago

Select Delta flight, departing Tue, Jun 24 from San Antonio Intl. to Ronald Reagan Washington National, returning Tue, Jul 1, priced at $259 found 4 days ago

Thu, Jun 26 - Thu, Jul 3

SAT

San Antonio Intl.

DCA

Ronald Reagan Washington National

$269 Roundtrip, found 2 days ago

$269

Roundtrip

found 2 days ago

Select American Airlines flight, departing Thu, Jun 26 from San Antonio Intl. to Ronald Reagan Washington National, returning Thu, Jul 3, priced at $269 found 2 days ago

Tue, Jul 1 - Mon, Jul 7

SAT

San Antonio Intl.

DCA

Ronald Reagan Washington National

$273 Roundtrip, found 3 hours ago

$273

Roundtrip

found 3 hours ago

Select Delta flight, departing Tue, Jul 1 from San Antonio Intl. to Ronald Reagan Washington National, returning Mon, Jul 7, priced at $273 found 3 hours ago

Thu, Jun 26 - Thu, Jul 3

SAT

San Antonio Intl.

DCA

Ronald Reagan Washington National

$279 Roundtrip, found 2 days ago

$279

Roundtrip

found 2 days ago

Select American Airlines flight, departing Thu, Jun 26 from San Antonio Intl. to Ronald Reagan Washington National, returning Thu, Jul 3, priced at $279 found 2 days ago

Tue, Jun 24 - Mon, Jun 30

SAT

San Antonio Intl.

DCA

Ronald Reagan Washington National

$283 Roundtrip, found 4 days ago

$283

Roundtrip

found 4 days ago

Select Delta flight, departing Tue, Jun 24 from San Antonio Intl. to Ronald Reagan Washington National, returning Mon, Jun 30, priced at $283 found 4 days ago

Sat, Jun 28 - Tue, Jul 8

SAT

San Antonio Intl.

DCA

Ronald Reagan Washington National

$289 Roundtrip, found 3 hours ago

$289

Roundtrip

found 3 hours ago

Select Delta flight, departing Sat, Jun 28 from San Antonio Intl. to Ronald Reagan Washington National, returning Tue, Jul 8, priced at $289 found 3 hours ago

Tue, Jun 24 - Tue, Jul 1

SAT

San Antonio Intl.

DCA

Ronald Reagan Washington National

$294 Roundtrip, found 4 days ago

$294

Roundtrip

found 4 days ago

Select Delta flight, departing Tue, Jun 24 from San Antonio Intl. to Ronald Reagan Washington National, returning Tue, Jul 1, priced at $294 found 4 days ago

Thu, Jun 26 - Thu, Jul 3

SAT

San Antonio Intl.

DCA

Ronald Reagan Washington National

$299 Roundtrip, found 2 days ago

$299

Roundtrip

found 2 days ago

Select American Airlines flight, departing Thu, Jun 26 from San Antonio Intl. to Ronald Reagan Washington National, returning Thu, Jul 3, priced at $299 found 2 days ago

Sun, Jun 29 - Wed, Jul 2

SAT

San Antonio Intl.

DCA

Ronald Reagan Washington National

$308 Roundtrip, found 3 hours ago

$308

Roundtrip

found 3 hours ago

Select Delta flight, departing Sun, Jun 29 from San Antonio Intl. to Ronald Reagan Washington National, returning Wed, Jul 2, priced at $308 found 3 hours ago

Wed, Jun 25 - Wed, Jul 2

SAT

San Antonio Intl.

DCA

Ronald Reagan Washington National

$318 Roundtrip, found 3 hours ago

$318

Roundtrip

found 3 hours ago

Select Delta flight, departing Wed, Jun 25 from San Antonio Intl. to Ronald Reagan Washington National, returning Wed, Jul 2, priced at $318 found 3 hours ago

Sun, Jun 29 - Tue, Jul 8

SAT

San Antonio Intl.

DCA

Ronald Reagan Washington National

$324 Roundtrip, found 3 hours ago

$324

Roundtrip

found 3 hours ago

Select Delta flight, departing Sun, Jun 29 from San Antonio Intl. to Ronald Reagan Washington National, returning Tue, Jul 8, priced at $324 found 3 hours ago

Sat, Jun 21 - Mon, Jun 30

SAT

San Antonio Intl.

DCA

Ronald Reagan Washington National

$328 Roundtrip, found 4 days ago

$328

Roundtrip

found 4 days ago

Select Delta flight, departing Sat, Jun 21 from San Antonio Intl. to Ronald Reagan Washington National, returning Mon, Jun 30, priced at $328 found 4 days ago

Tue, Jun 24 - Tue, Jul 1

SAT

San Antonio Intl.

DCA

Ronald Reagan Washington National

$333 Roundtrip, found 4 days ago

$333

Roundtrip

found 4 days ago

Select United flight, departing Tue, Jun 24 from San Antonio Intl. to Ronald Reagan Washington National, returning Tue, Jul 1, priced at $333 found 4 days ago

Tue, Jun 17 - Sun, Jun 22

SAT

San Antonio Intl.

IAD

Washington Dulles Intl.

$459 Roundtrip, found 2 days ago

$459

Roundtrip

found 2 days ago

Select Delta flight, departing Tue, Jun 17 from San Antonio Intl. to Washington Dulles Intl., returning Sun, Jun 22, priced at $459 found 2 days ago

Wed, Jun 18 - Wed, Jun 18

SAT

San Antonio Intl.

IAD

Washington Dulles Intl.

$726 Roundtrip, found 2 days ago

$726

Roundtrip

found 2 days ago

Select United flight, departing Wed, Jun 18 from San Antonio Intl. to Washington Dulles Intl., returning Wed, Jun 18, priced at $726 found 2 days ago