Flights from Seattle to Chantilly

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, Sep 17 - Sat, Sep 27

SEA

Seattle - Tacoma Intl.

DCA

Ronald Reagan Washington National

$257 Roundtrip, found 3 days ago

$257

Roundtrip

found 3 days ago

Select Hawaiian Airlines flight, departing Wed, Sep 17 from Seattle - Tacoma Intl. to Ronald Reagan Washington National, returning Sat, Sep 27, priced at $257 found 3 days ago

Sat, Sep 20 - Wed, Sep 24

SEA

Seattle - Tacoma Intl.

DCA

Ronald Reagan Washington National

$257 Roundtrip, found 3 days ago

$257

Roundtrip

found 3 days ago

Select Delta flight, departing Sat, Sep 20 from Seattle - Tacoma Intl. to Ronald Reagan Washington National, returning Wed, Sep 24, priced at $257 found 3 days ago

Thu, Sep 18 - Tue, Sep 30

SEA

Seattle - Tacoma Intl.

DCA

Ronald Reagan Washington National

$270 Roundtrip, found 3 days ago

$270

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Thu, Sep 18 from Seattle - Tacoma Intl. to Ronald Reagan Washington National, returning Tue, Sep 30, priced at $270 found 3 days ago

Wed, Jun 11 - Fri, Jun 20

SEA

Seattle - Tacoma Intl.

IAD

Washington Dulles Intl.

$277 Roundtrip, found 6 days ago

$277

Roundtrip

found 6 days ago

Select Hawaiian Airlines flight, departing Wed, Jun 11 from Seattle - Tacoma Intl. to Washington Dulles Intl., returning Fri, Jun 20, priced at $277 found 6 days ago

Fri, Jun 13 - Mon, Jun 23

PAE

Seattle Paine Field Intl. Airport

IAD

Washington Dulles Intl.

$286 Roundtrip, found 6 days ago

$286

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Fri, Jun 13 from Seattle Paine Field Intl. Airport to Washington Dulles Intl., returning Mon, Jun 23, priced at $286 found 6 days ago

Thu, Jun 12 - Sat, Jun 21

SEA

Seattle - Tacoma Intl.

IAD

Washington Dulles Intl.

$297 Roundtrip, found 6 days ago

$297

Roundtrip

found 6 days ago

Select Hawaiian Airlines flight, departing Thu, Jun 12 from Seattle - Tacoma Intl. to Washington Dulles Intl., returning Sat, Jun 21, priced at $297 found 6 days ago

Thu, Jun 12 - Thu, Jun 19

SEA

Seattle - Tacoma Intl.

IAD

Washington Dulles Intl.

$300 Roundtrip, found 6 days ago

$300

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Thu, Jun 12 from Seattle - Tacoma Intl. to Washington Dulles Intl., returning Thu, Jun 19, priced at $300 found 6 days ago

Thu, Jun 12 - Sun, Jun 22

SEA

Seattle - Tacoma Intl.

IAD

Washington Dulles Intl.

$307 Roundtrip, found 6 days ago

$307

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Thu, Jun 12 from Seattle - Tacoma Intl. to Washington Dulles Intl., returning Sun, Jun 22, priced at $307 found 6 days ago

Thu, Jun 12 - Sun, Jun 22

SEA

Seattle - Tacoma Intl.

IAD

Washington Dulles Intl.

$314 Roundtrip, found 6 days ago

$314

Roundtrip

found 6 days ago

Select Alaska Airlines flight, departing Thu, Jun 12 from Seattle - Tacoma Intl. to Washington Dulles Intl., returning Sun, Jun 22, priced at $314 found 6 days ago

Wed, Jun 11 - Mon, Jun 23

SEA

Seattle - Tacoma Intl.

IAD

Washington Dulles Intl.

$317 Roundtrip, found 6 days ago

$317

Roundtrip

found 6 days ago

Select Alaska Airlines flight, departing Wed, Jun 11 from Seattle - Tacoma Intl. to Washington Dulles Intl., returning Mon, Jun 23, priced at $317 found 6 days ago

Thu, Jun 12 - Sun, Jun 22

SEA

Seattle - Tacoma Intl.

IAD

Washington Dulles Intl.

$324 Roundtrip, found 6 days ago

$324

Roundtrip

found 6 days ago

Select United flight, departing Thu, Jun 12 from Seattle - Tacoma Intl. to Washington Dulles Intl., returning Sun, Jun 22, priced at $324 found 6 days ago

Thu, Jun 12 - Mon, Jun 23

SEA

Seattle - Tacoma Intl.

IAD

Washington Dulles Intl.

$330 Roundtrip, found 6 days ago

$330

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Thu, Jun 12 from Seattle - Tacoma Intl. to Washington Dulles Intl., returning Mon, Jun 23, priced at $330 found 6 days ago

Wed, Jun 11 - Tue, Jun 24

SEA

Seattle - Tacoma Intl.

IAD

Washington Dulles Intl.

$337 Roundtrip, found 6 days ago

$337

Roundtrip

found 6 days ago

Select Alaska Airlines flight, departing Wed, Jun 11 from Seattle - Tacoma Intl. to Washington Dulles Intl., returning Tue, Jun 24, priced at $337 found 6 days ago

Thu, Jun 12 - Wed, Jun 25

SEA

Seattle - Tacoma Intl.

IAD

Washington Dulles Intl.

$337 Roundtrip, found 6 days ago

$337

Roundtrip

found 6 days ago

Select Hawaiian Airlines flight, departing Thu, Jun 12 from Seattle - Tacoma Intl. to Washington Dulles Intl., returning Wed, Jun 25, priced at $337 found 6 days ago

Sun, Jun 15 - Fri, Jun 20

SEA

Seattle - Tacoma Intl.

IAD

Washington Dulles Intl.

$341 Roundtrip, found 6 days ago

$341

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Sun, Jun 15 from Seattle - Tacoma Intl. to Washington Dulles Intl., returning Fri, Jun 20, priced at $341 found 6 days ago

Thu, Jun 12 - Sun, Jun 22

SEA

Seattle - Tacoma Intl.

IAD

Washington Dulles Intl.

$344 Roundtrip, found 6 days ago

$344

Roundtrip

found 6 days ago

Select American Airlines flight, departing Thu, Jun 12 from Seattle - Tacoma Intl. to Washington Dulles Intl., returning Sun, Jun 22, priced at $344 found 6 days ago

Tue, Mar 24 - Fri, Mar 27

SEA

Seattle - Tacoma Intl.

DCA

Ronald Reagan Washington National

$347 Roundtrip, found 1 day ago

$347

Roundtrip

found 1 day ago

Select United flight, departing Tue, Mar 24 from Seattle - Tacoma Intl. to Ronald Reagan Washington National, returning Fri, Mar 27, priced at $347 found 1 day ago

Sun, Jun 15 - Thu, Jun 19

SEA

Seattle - Tacoma Intl.

IAD

Washington Dulles Intl.

$355 Roundtrip, found 6 days ago

$355

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Sun, Jun 15 from Seattle - Tacoma Intl. to Washington Dulles Intl., returning Thu, Jun 19, priced at $355 found 6 days ago

Thu, Jun 12 - Tue, Jun 24

SEA

Seattle - Tacoma Intl.

IAD

Washington Dulles Intl.

$357 Roundtrip, found 6 days ago

$357

Roundtrip

found 6 days ago

Select Alaska Airlines flight, departing Thu, Jun 12 from Seattle - Tacoma Intl. to Washington Dulles Intl., returning Tue, Jun 24, priced at $357 found 6 days ago

Thu, Jun 12 - Sun, Jun 22

SEA

Seattle - Tacoma Intl.

IAD

Washington Dulles Intl.

$364 Roundtrip, found 6 days ago

$364

Roundtrip

found 6 days ago

Select Alaska Airlines flight, departing Thu, Jun 12 from Seattle - Tacoma Intl. to Washington Dulles Intl., returning Sun, Jun 22, priced at $364 found 6 days ago