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.

Sat, Jun 21 - Sat, Jun 28

BWI

Baltimore Washington Intl. Thurgood Marshall

SAN

San Diego Intl.

$223 Roundtrip, found 8 hours ago

$223

Roundtrip

found 8 hours ago

Select Spirit Airlines flight, departing Sat, Jun 21 from Baltimore Washington Intl. Thurgood Marshall to San Diego Intl., returning Sat, Jun 28, priced at $223 found 8 hours ago

Sat, Jun 21 - Wed, Jun 25

BWI

Baltimore Washington Intl. Thurgood Marshall

SAN

San Diego Intl.

$231 Roundtrip, found 8 hours ago

$231

Roundtrip

found 8 hours ago

Select Spirit Airlines flight, departing Sat, Jun 21 from Baltimore Washington Intl. Thurgood Marshall to San Diego Intl., returning Wed, Jun 25, priced at $231 found 8 hours ago

Sat, Sep 6 - Wed, Sep 10

IAD

Washington Dulles Intl.

SAN

San Diego Intl.

$237 Roundtrip, found 5 hours ago

$237

Roundtrip

found 5 hours ago

Select Hawaiian Airlines flight, departing Sat, Sep 6 from Washington Dulles Intl. to San Diego Intl., returning Wed, Sep 10, priced at $237 found 5 hours ago

Sat, Jun 21 - Thu, Jun 26

BWI

Baltimore Washington Intl. Thurgood Marshall

SAN

San Diego Intl.

$241 Roundtrip, found 8 hours ago

$241

Roundtrip

found 8 hours ago

Select Spirit Airlines flight, departing Sat, Jun 21 from Baltimore Washington Intl. Thurgood Marshall to San Diego Intl., returning Thu, Jun 26, priced at $241 found 8 hours ago

Sat, Jun 21 - Tue, Jul 1

BWI

Baltimore Washington Intl. Thurgood Marshall

SAN

San Diego Intl.

$243 Roundtrip, found 8 hours ago

$243

Roundtrip

found 8 hours ago

Select Spirit Airlines flight, departing Sat, Jun 21 from Baltimore Washington Intl. Thurgood Marshall to San Diego Intl., returning Tue, Jul 1, priced at $243 found 8 hours ago

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

Fri, Jun 20 - Thu, Jun 26

BWI

Baltimore Washington Intl. Thurgood Marshall

SAN

San Diego Intl.

$251 Roundtrip, found 8 hours ago

$251

Roundtrip

found 8 hours ago

Select Spirit Airlines flight, departing Fri, Jun 20 from Baltimore Washington Intl. Thurgood Marshall to San Diego Intl., returning Thu, Jun 26, priced at $251 found 8 hours ago

Sun, Jun 22 - Wed, Jun 25

BWI

Baltimore Washington Intl. Thurgood Marshall

SAN

San Diego Intl.

$253 Roundtrip, found 8 hours ago

$253

Roundtrip

found 8 hours ago

Select Spirit Airlines flight, departing Sun, Jun 22 from Baltimore Washington Intl. Thurgood Marshall to San Diego Intl., returning Wed, Jun 25, priced at $253 found 8 hours ago

Sat, Jun 21 - Sat, Jun 28

BWI

Baltimore Washington Intl. Thurgood Marshall

SAN

San Diego Intl.

$257 Roundtrip, found 8 hours ago

$257

Roundtrip

found 8 hours ago

Select United flight, departing Sat, Jun 21 from Baltimore Washington Intl. Thurgood Marshall to San Diego Intl., returning Sat, Jun 28, priced at $257 found 8 hours ago

Sat, Sep 6 - Thu, Sep 11

IAD

Washington Dulles Intl.

SAN

San Diego Intl.

$257 Roundtrip, found 5 hours ago

$257

Roundtrip

found 5 hours ago

Select Hawaiian Airlines flight, departing Sat, Sep 6 from Washington Dulles Intl. to San Diego Intl., returning Thu, Sep 11, priced at $257 found 5 hours ago

Sun, Jun 22 - Thu, Jun 26

BWI

Baltimore Washington Intl. Thurgood Marshall

SAN

San Diego Intl.

$263 Roundtrip, found 8 hours ago

$263

Roundtrip

found 8 hours ago

Select Spirit Airlines flight, departing Sun, Jun 22 from Baltimore Washington Intl. Thurgood Marshall to San Diego Intl., returning Thu, Jun 26, priced at $263 found 8 hours ago

Sun, Jun 22 - Tue, Jul 1

BWI

Baltimore Washington Intl. Thurgood Marshall

SAN

San Diego Intl.

$266 Roundtrip, found 8 hours ago

$266

Roundtrip

found 8 hours ago

Select Spirit Airlines flight, departing Sun, Jun 22 from Baltimore Washington Intl. Thurgood Marshall to San Diego Intl., returning Tue, Jul 1, priced at $266 found 8 hours ago

Sat, Sep 6 - Mon, Sep 15

IAD

Washington Dulles Intl.

SAN

San Diego Intl.

$267 Roundtrip, found 5 hours ago

$267

Roundtrip

found 5 hours ago

Select Hawaiian Airlines flight, departing Sat, Sep 6 from Washington Dulles Intl. to San Diego Intl., returning Mon, Sep 15, priced at $267 found 5 hours ago

Sat, Jun 21 - Fri, Jun 27

BWI

Baltimore Washington Intl. Thurgood Marshall

SAN

San Diego Intl.

$269 Roundtrip, found 8 hours ago

$269

Roundtrip

found 8 hours ago

Select Spirit Airlines flight, departing Sat, Jun 21 from Baltimore Washington Intl. Thurgood Marshall to San Diego Intl., returning Fri, Jun 27, priced at $269 found 8 hours ago

Tue, Jun 24 - Tue, Jul 1

DCA

Ronald Reagan Washington National

SAN

San Diego Intl.

$277 Roundtrip, found 9 hours ago

$277

Roundtrip

found 9 hours ago

Select Delta flight, departing Tue, Jun 24 from Ronald Reagan Washington National to San Diego Intl., returning Tue, Jul 1, priced at $277 found 9 hours ago

Sun, Sep 7 - Thu, Sep 11

IAD

Washington Dulles Intl.

SAN

San Diego Intl.

$277 Roundtrip, found 5 hours ago

$277

Roundtrip

found 5 hours ago

Select Alaska Airlines flight, departing Sun, Sep 7 from Washington Dulles Intl. to San Diego Intl., returning Thu, Sep 11, priced at $277 found 5 hours ago

Sat, Jun 21 - Sat, Jun 28

BWI

Baltimore Washington Intl. Thurgood Marshall

SAN

San Diego Intl.

$302 Roundtrip, found 8 hours ago

$302

Roundtrip

found 8 hours ago

Select American Airlines flight, departing Sat, Jun 21 from Baltimore Washington Intl. Thurgood Marshall to San Diego Intl., returning Sat, Jun 28, priced at $302 found 8 hours ago

Sun, Sep 7 - Sun, Sep 14

IAD

Washington Dulles Intl.

SAN

San Diego Intl.

$310 Roundtrip, found 5 hours ago

$310

Roundtrip

found 5 hours ago

Select Frontier Airlines flight, departing Sun, Sep 7 from Washington Dulles Intl. to San Diego Intl., returning Sun, Sep 14, priced at $310 found 5 hours ago

Sat, Nov 1 - Sat, Nov 1

DCA

Ronald Reagan Washington National

SAN

San Diego Intl.

$367 Roundtrip, found 5 days ago

$367

Roundtrip

found 5 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 5 days 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