Flights from Washington to Carlsbad

Cheapest flights from Washington

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.

Wed, Jun 18 - Tue, Jul 1

BWI

Baltimore Washington Intl. Thurgood Marshall

SAN

San Diego Intl.

$250 Roundtrip, found 1 day ago

$250

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Wed, Jun 18 from Baltimore Washington Intl. Thurgood Marshall to San Diego Intl., returning Tue, Jul 1, priced at $250 found 1 day ago

Sat, Oct 25 - Sat, Nov 1

BWI

Baltimore Washington Intl. Thurgood Marshall

SAN

San Diego Intl.

$271 Roundtrip, found 4 days ago

$271

Roundtrip

found 4 days ago

Select Spirit Airlines flight, departing Sat, Oct 25 from Baltimore Washington Intl. Thurgood Marshall to San Diego Intl., returning Sat, Nov 1, priced at $271 found 4 days ago

Tue, Jun 17 - Thu, Jun 19

DCA

Ronald Reagan Washington National

SAN

San Diego Intl.

$278 Roundtrip, found 1 day ago

$278

Roundtrip

found 1 day ago

Select Hawaiian Airlines flight, departing Tue, Jun 17 from Ronald Reagan Washington National to San Diego Intl., returning Thu, Jun 19, priced at $278 found 1 day ago

Sat, Jun 28 - Tue, Jul 8

BWI

Baltimore Washington Intl. Thurgood Marshall

SAN

San Diego Intl.

$283 Roundtrip, found 3 days ago

$283

Roundtrip

found 3 days ago

Select Spirit Airlines flight, departing Sat, Jun 28 from Baltimore Washington Intl. Thurgood Marshall to San Diego Intl., returning Tue, Jul 8, priced at $283 found 3 days ago

Wed, Jun 18 - Tue, Jul 1

BWI

Baltimore Washington Intl. Thurgood Marshall

SAN

San Diego Intl.

$294 Roundtrip, found 1 day ago

$294

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Wed, Jun 18 from Baltimore Washington Intl. Thurgood Marshall to San Diego Intl., returning Tue, Jul 1, priced at $294 found 1 day ago

Sat, Aug 2 - Mon, Aug 11

BWI

Baltimore Washington Intl. Thurgood Marshall

SAN

San Diego Intl.

$296 Roundtrip, found 3 days ago

$296

Roundtrip

found 3 days ago

Select Spirit Airlines flight, departing Sat, Aug 2 from Baltimore Washington Intl. Thurgood Marshall to San Diego Intl., returning Mon, Aug 11, priced at $296 found 3 days ago

Thu, Jul 31 - Tue, Aug 12

BWI

Baltimore Washington Intl. Thurgood Marshall

SAN

San Diego Intl.

$297 Roundtrip, found 3 days ago

$297

Roundtrip

found 3 days ago

Select Spirit Airlines flight, departing Thu, Jul 31 from Baltimore Washington Intl. Thurgood Marshall to San Diego Intl., returning Tue, Aug 12, priced at $297 found 3 days ago

Sat, Jun 28 - Wed, Jul 2

BWI

Baltimore Washington Intl. Thurgood Marshall

SAN

San Diego Intl.

$297 Roundtrip, found 3 days ago

$297

Roundtrip

found 3 days ago

Select Spirit Airlines flight, departing Sat, Jun 28 from Baltimore Washington Intl. Thurgood Marshall to San Diego Intl., returning Wed, Jul 2, priced at $297 found 3 days ago

Mon, Jun 16 - Tue, Jun 24

IAD

Washington Dulles Intl.

SAN

San Diego Intl.

$297 Roundtrip, found 1 day ago

$297

Roundtrip

found 1 day ago

Select Hawaiian Airlines flight, departing Mon, Jun 16 from Washington Dulles Intl. to San Diego Intl., returning Tue, Jun 24, priced at $297 found 1 day ago

Sun, Aug 3 - Sun, Aug 10

BWI

Baltimore Washington Intl. Thurgood Marshall

SAN

San Diego Intl.

$298 Roundtrip, found 3 days ago

$298

Roundtrip

found 3 days ago

Select Spirit Airlines flight, departing Sun, Aug 3 from Baltimore Washington Intl. Thurgood Marshall to San Diego Intl., returning Sun, Aug 10, priced at $298 found 3 days ago

Tue, Jun 17 - Tue, Jun 24

IAD

Washington Dulles Intl.

SAN

San Diego Intl.

$300 Roundtrip, found 1 day ago

$300

Roundtrip

found 1 day ago

Select Hawaiian Airlines flight, departing Tue, Jun 17 from Washington Dulles Intl. to San Diego Intl., returning Tue, Jun 24, priced at $300 found 1 day ago

Wed, Jun 18 - Tue, Jul 1

BWI

Baltimore Washington Intl. Thurgood Marshall

SAN

San Diego Intl.

$304 Roundtrip, found 1 day ago

$304

Roundtrip

found 1 day ago

Select Sun Country Airlines flight, departing Wed, Jun 18 from Baltimore Washington Intl. Thurgood Marshall to San Diego Intl., returning Tue, Jul 1, priced at $304 found 1 day ago

Wed, Jun 18 - Tue, Jul 1

BWI

Baltimore Washington Intl. Thurgood Marshall

SAN

San Diego Intl.

$306 Roundtrip, found 1 day ago

$306

Roundtrip

found 1 day ago

Select United flight, departing Wed, Jun 18 from Baltimore Washington Intl. Thurgood Marshall to San Diego Intl., returning Tue, Jul 1, priced at $306 found 1 day ago

Mon, Jun 16 - Wed, Jun 25

IAD

Washington Dulles Intl.

SAN

San Diego Intl.

$307 Roundtrip, found 1 day ago

$307

Roundtrip

found 1 day ago

Select Alaska Airlines flight, departing Mon, Jun 16 from Washington Dulles Intl. to San Diego Intl., returning Wed, Jun 25, priced at $307 found 1 day ago

Tue, Jun 17 - Mon, Jun 23

DCA

Ronald Reagan Washington National

SAN

San Diego Intl.

$307 Roundtrip, found 1 day ago

$307

Roundtrip

found 1 day ago

Select Delta flight, departing Tue, Jun 17 from Ronald Reagan Washington National to San Diego Intl., returning Mon, Jun 23, priced at $307 found 1 day ago

Fri, Oct 24 - Sat, Nov 1

IAD

Washington Dulles Intl.

SAN

San Diego Intl.

$323 Roundtrip, found 4 days ago

$323

Roundtrip

found 4 days ago

Select United flight, departing Fri, Oct 24 from Washington Dulles Intl. to San Diego Intl., returning Sat, Nov 1, priced at $323 found 4 days ago

Wed, Jun 18 - Tue, Jul 1

DCA

Ronald Reagan Washington National

SAN

San Diego Intl.

$337 Roundtrip, found 1 day ago

$337

Roundtrip

found 1 day ago

Select American Airlines flight, departing Wed, Jun 18 from Ronald Reagan Washington National to San Diego Intl., returning Tue, Jul 1, priced at $337 found 1 day ago

Sat, Nov 1 - Sat, Nov 1

DCA

Ronald Reagan Washington National

SAN

San Diego Intl.

$367 Roundtrip, found 4 days ago

$367

Roundtrip

found 4 days ago

Select JetBlue Airways flight, departing Sat, Nov 1 from Ronald Reagan Washington National to San Diego Intl., returning Sat, Nov 1, priced at $367 found 4 days ago

Wed, Jun 18 - Tue, Jul 1

IAD

Washington Dulles Intl.

SAN

San Diego Intl.

$372 Roundtrip, found 1 day ago

$372

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Wed, Jun 18 from Washington Dulles Intl. to San Diego Intl., returning Tue, Jul 1, priced at $372 found 1 day ago

Fri, Jun 27 - Sat, Jul 5

DCA

Ronald Reagan Washington National

CLD

McClellan-Palomar

$387 Roundtrip, found 3 days ago

$387

Roundtrip

found 3 days ago

Select American Airlines flight, departing Fri, Jun 27 from Ronald Reagan Washington National to McClellan-Palomar, returning Sat, Jul 5, priced at $387 found 3 days ago