$165 Cheap flight deals from Arlington (WAS) to SeaTac (SEA)

Airfares from $165 One Way, $362 Round Trip from Arlington to SeaTac

Prices starting at $362 for return flights and $165 for one-way flights to SeaTac were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Oct 21 - Wed, Oct 28
IAD
Washington
SEA
Seattle
$362 Roundtrip, found 4 days ago
$362
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Wed, Oct 21 from Washington to Seattle, returning Wed, Oct 28, priced at $362 found 4 days ago
Thu, Oct 22 - Wed, Oct 28
DCA
Washington
SEA
Seattle
$363 Roundtrip, found 11 hours ago
$363
Roundtrip
found 11 hours ago
Select Frontier Airlines flight, departing Thu, Oct 22 from Washington to Seattle, returning Wed, Oct 28, priced at $363 found 11 hours ago
Wed, Jan 6 - Thu, Jan 7
IAD
Washington
SEA
Seattle
$367 Roundtrip, found 11 hours ago
$367
Roundtrip
found 11 hours ago
Select Alaska Airlines flight, departing Wed, Jan 6 from Washington to Seattle, returning Thu, Jan 7, priced at $367 found 11 hours ago
Thu, Jan 21 - Wed, Jan 27
IAD
Washington
SEA
Seattle
$371 Roundtrip, found 11 hours ago
$371
Roundtrip
found 11 hours ago
Select Bargain Flight flight, departing Thu, Jan 21 from Washington to Seattle, returning Wed, Jan 27, priced at $371 found 11 hours ago
Thu, Jan 21 - Wed, Jan 27
IAD
Washington
SEA
Seattle
$377 Roundtrip, found 11 hours ago
$377
Roundtrip
found 11 hours ago
Select United flight, departing Thu, Jan 21 from Washington to Seattle, returning Wed, Jan 27, priced at $377 found 11 hours ago