$329 Cheap Delta flights Washington (IAD) to Seattle (SEA)

$329 Cheap Delta flights Washington (IAD) to Seattle (SEA)

Prices were available within the past 7 days and start at $329 for one-way flights and $327 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, May 6 - Mon, May 18

IAD

Washington

SEA

Seattle

$327 Roundtrip, found 2 days ago

$327

Roundtrip

found 2 days ago

Select Delta flight, departing Wed, May 6 from Washington to Seattle, returning Mon, May 18, priced at $327 found 2 days ago

Sat, May 9 - Sat, May 16

IAD

Washington

SEA

Seattle

$372 Roundtrip, found 2 days ago

$372

Roundtrip

found 2 days ago

Select Delta flight, departing Sat, May 9 from Washington to Seattle, returning Sat, May 16, priced at $372 found 2 days ago

Thu, Dec 11 - Mon, Dec 15

IAD

Washington

SEA

Seattle

$373 Roundtrip, found 1 day ago

$373

Roundtrip

found 1 day ago

Select Delta flight, departing Thu, Dec 11 from Washington to Seattle, returning Mon, Dec 15, priced at $373 found 1 day ago

Thu, Dec 11 - Mon, Dec 15

IAD

Washington

SEA

Seattle

$383 Roundtrip, found 1 day ago

$383

Roundtrip

found 1 day ago

Select Delta flight, departing Thu, Dec 11 from Washington to Seattle, returning Mon, Dec 15, priced at $383 found 1 day ago

Sat, May 9 - Thu, May 21

IAD

Washington

SEA

Seattle

$417 Roundtrip, found 2 days ago

$417

Roundtrip

found 2 days ago

Select Delta flight, departing Sat, May 9 from Washington to Seattle, returning Thu, May 21, priced at $417 found 2 days ago

Mon, May 11 - Mon, May 18

IAD

Washington

SEA

Seattle

$422 Roundtrip, found 2 days ago

$422

Roundtrip

found 2 days ago

Select Delta flight, departing Mon, May 11 from Washington to Seattle, returning Mon, May 18, priced at $422 found 2 days ago

Thu, Dec 11 - Mon, Dec 15

IAD

Washington

SEA

Seattle

$428 Roundtrip, found 1 day ago

$428

Roundtrip

found 1 day ago

Select Delta flight, departing Thu, Dec 11 from Washington to Seattle, returning Mon, Dec 15, priced at $428 found 1 day ago