Flights from Seattle to Washington

Cheapest flights from Seattle

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, May 21 - Sat, May 31

SEA

Seattle - Tacoma Intl.

DCA

Ronald Reagan Washington National

$208 Roundtrip, found 2 days ago

$208

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Wed, May 21 from Seattle - Tacoma Intl. to Ronald Reagan Washington National, returning Sat, May 31, priced at $208 found 2 days ago

Fri, May 16 - Sat, May 31

SEA

Seattle - Tacoma Intl.

DCA

Ronald Reagan Washington National

$218 Roundtrip, found 2 days ago

$218

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Fri, May 16 from Seattle - Tacoma Intl. to Ronald Reagan Washington National, returning Sat, May 31, priced at $218 found 2 days ago

Sat, May 3 - Wed, May 21

SEA

Seattle - Tacoma Intl.

DCA

Ronald Reagan Washington National

$228 Roundtrip, found 2 days ago

$228

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Sat, May 3 from Seattle - Tacoma Intl. to Ronald Reagan Washington National, returning Wed, May 21, priced at $228 found 2 days ago

Wed, May 21 - Mon, Jun 2

SEA

Seattle - Tacoma Intl.

DCA

Ronald Reagan Washington National

$238 Roundtrip, found 2 days ago

$238

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Wed, May 21 from Seattle - Tacoma Intl. to Ronald Reagan Washington National, returning Mon, Jun 2, priced at $238 found 2 days ago

Fri, May 16 - Mon, Jun 2

SEA

Seattle - Tacoma Intl.

DCA

Ronald Reagan Washington National

$248 Roundtrip, found 2 days ago

$248

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Fri, May 16 from Seattle - Tacoma Intl. to Ronald Reagan Washington National, returning Mon, Jun 2, priced at $248 found 2 days ago

Tue, May 27 - Sat, Jun 7

SEA

Seattle - Tacoma Intl.

DCA

Ronald Reagan Washington National

$257 Roundtrip, found 2 days ago

$257

Roundtrip

found 2 days ago

Select Delta flight, departing Tue, May 27 from Seattle - Tacoma Intl. to Ronald Reagan Washington National, returning Sat, Jun 7, priced at $257 found 2 days ago

Sun, May 4 - Wed, May 21

SEA

Seattle - Tacoma Intl.

DCA

Ronald Reagan Washington National

$258 Roundtrip, found 2 days ago

$258

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Sun, May 4 from Seattle - Tacoma Intl. to Ronald Reagan Washington National, returning Wed, May 21, priced at $258 found 2 days ago

Sun, May 4 - Fri, May 16

SEA

Seattle - Tacoma Intl.

DCA

Ronald Reagan Washington National

$268 Roundtrip, found 2 days ago

$268

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Sun, May 4 from Seattle - Tacoma Intl. to Ronald Reagan Washington National, returning Fri, May 16, priced at $268 found 2 days ago

Mon, Jul 21 - Mon, Aug 4

SEA

Seattle - Tacoma Intl.

DCA

Ronald Reagan Washington National

$289 Roundtrip, found 5 days ago

$289

Roundtrip

found 5 days ago

Select JetBlue Airways flight, departing Mon, Jul 21 from Seattle - Tacoma Intl. to Ronald Reagan Washington National, returning Mon, Aug 4, priced at $289 found 5 days ago

Tue, Jun 17 - Fri, Jul 4

SEA

Seattle - Tacoma Intl.

DCA

Ronald Reagan Washington National

$297 Roundtrip, found 5 days ago

$297

Roundtrip

found 5 days ago

Select Hawaiian Airlines flight, departing Tue, Jun 17 from Seattle - Tacoma Intl. to Ronald Reagan Washington National, returning Fri, Jul 4, priced at $297 found 5 days ago

Tue, May 27 - Tue, Jun 10

SEA

Seattle - Tacoma Intl.

DCA

Ronald Reagan Washington National

$307 Roundtrip, found 2 days ago

$307

Roundtrip

found 2 days ago

Select Alaska Airlines flight, departing Tue, May 27 from Seattle - Tacoma Intl. to Ronald Reagan Washington National, returning Tue, Jun 10, priced at $307 found 2 days ago

Fri, May 23 - Sat, Jun 7

SEA

Seattle - Tacoma Intl.

DCA

Ronald Reagan Washington National

$307 Roundtrip, found 2 days ago

$307

Roundtrip

found 2 days ago

Select Delta flight, departing Fri, May 23 from Seattle - Tacoma Intl. to Ronald Reagan Washington National, returning Sat, Jun 7, priced at $307 found 2 days ago

Sat, May 10 - Fri, May 23

SEA

Seattle - Tacoma Intl.

DCA

Ronald Reagan Washington National

$310 Roundtrip, found 2 days ago

$310

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Sat, May 10 from Seattle - Tacoma Intl. to Ronald Reagan Washington National, returning Fri, May 23, priced at $310 found 2 days ago

Tue, Jun 3 - Sat, Jun 14

SEA

Seattle - Tacoma Intl.

DCA

Ronald Reagan Washington National

$317 Roundtrip, found 2 days ago

$317

Roundtrip

found 2 days ago

Select Hawaiian Airlines flight, departing Tue, Jun 3 from Seattle - Tacoma Intl. to Ronald Reagan Washington National, returning Sat, Jun 14, priced at $317 found 2 days ago

Tue, Jun 3 - Tue, Jun 17

SEA

Seattle - Tacoma Intl.

DCA

Ronald Reagan Washington National

$320 Roundtrip, found 5 days ago

$320

Roundtrip

found 5 days ago

Select Hawaiian Airlines flight, departing Tue, Jun 3 from Seattle - Tacoma Intl. to Ronald Reagan Washington National, returning Tue, Jun 17, priced at $320 found 5 days ago

Fri, May 9 - Fri, May 23

SEA

Seattle - Tacoma Intl.

DCA

Ronald Reagan Washington National

$320 Roundtrip, found 2 days ago

$320

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Fri, May 9 from Seattle - Tacoma Intl. to Ronald Reagan Washington National, returning Fri, May 23, priced at $320 found 2 days ago

Tue, Jun 3 - Tue, Jun 17

SEA

Seattle - Tacoma Intl.

DCA

Ronald Reagan Washington National

$327 Roundtrip, found 2 days ago

$327

Roundtrip

found 2 days ago

Select Hawaiian Airlines flight, departing Tue, Jun 3 from Seattle - Tacoma Intl. to Ronald Reagan Washington National, returning Tue, Jun 17, priced at $327 found 2 days ago

Thu, Jul 24 - Tue, Aug 5

SEA

Seattle - Tacoma Intl.

IAD

Washington Dulles Intl.

$337 Roundtrip, found 2 days ago

$337

Roundtrip

found 2 days ago

Select Hawaiian Airlines flight, departing Thu, Jul 24 from Seattle - Tacoma Intl. to Washington Dulles Intl., returning Tue, Aug 5, priced at $337 found 2 days ago

Sun, Jun 22 - Wed, Jun 25

SEA

Seattle - Tacoma Intl.

DCA

Ronald Reagan Washington National

$390 Roundtrip, found 5 days ago

$390

Roundtrip

found 5 days ago

Select United flight, departing Sun, Jun 22 from Seattle - Tacoma Intl. to Ronald Reagan Washington National, returning Wed, Jun 25, priced at $390 found 5 days ago

Sat, Jun 7 - Thu, Jun 19

SEA

Seattle - Tacoma Intl.

DCA

Ronald Reagan Washington National

$417 Roundtrip, found 5 days ago

$417

Roundtrip

found 5 days ago

Select American Airlines flight, departing Sat, Jun 7 from Seattle - Tacoma Intl. to Ronald Reagan Washington National, returning Thu, Jun 19, priced at $417 found 5 days ago