$169 Cheap United flights Seattle (SEA) to Washington (IAD)

$169 Cheap United flights Seattle (SEA) to Washington (IAD)

Prices were available within the past 7 days and start at $169 for one-way flights and $337 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Jul 14 - Tue, Jul 22

SEA

Seattle

IAD

Washington

$337 Roundtrip, found 11 hours ago

$337

Roundtrip

found 11 hours ago

Select United flight, departing Mon, Jul 14 from Seattle to Washington, returning Tue, Jul 22, priced at $337 found 11 hours ago

Tue, Jul 15 - Wed, Jul 23

SEA

Seattle

IAD

Washington

$347 Roundtrip, found 11 hours ago

$347

Roundtrip

found 11 hours ago

Select United flight, departing Tue, Jul 15 from Seattle to Washington, returning Wed, Jul 23, priced at $347 found 11 hours ago

Tue, Jul 15 - Wed, Jul 23

SEA

Seattle

IAD

Washington

$370 Roundtrip, found 11 hours ago

$370

Roundtrip

found 11 hours ago

Select United flight, departing Tue, Jul 15 from Seattle to Washington, returning Wed, Jul 23, priced at $370 found 11 hours ago

Tue, Jul 15 - Wed, Jul 23

SEA

Seattle

IAD

Washington

$379 Roundtrip, found 11 hours ago

$379

Roundtrip

found 11 hours ago

Select United flight, departing Tue, Jul 15 from Seattle to Washington, returning Wed, Jul 23, priced at $379 found 11 hours ago

Mon, Jul 14 - Wed, Jul 23

SEA

Seattle

IAD

Washington

$402 Roundtrip, found 11 hours ago

$402

Roundtrip

found 11 hours ago

Select United flight, departing Mon, Jul 14 from Seattle to Washington, returning Wed, Jul 23, priced at $402 found 11 hours ago

Tue, Jul 15 - Wed, Jul 23

SEA

Seattle

IAD

Washington

$412 Roundtrip, found 11 hours ago

$412

Roundtrip

found 11 hours ago

Select United flight, departing Tue, Jul 15 from Seattle to Washington, returning Wed, Jul 23, priced at $412 found 11 hours ago