Flights from Washington (WAS) to Seattle (SEA)

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We compare hundreds of flights from Washington to Seattle from a range of airlines and travel agents to get you the best deals. Find cheap flights along this route.
Washington (IAD) to Seattle (SEA)
 Depart 18 Aug 15
 Return 25 Aug 15

Flying with Delta Air Lines

Price subject to availability

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  • Price
  • Dep date
  6 more Flyfar flights available on this route
$365   Dep 18 Aug 15 - Rtn 25 Aug 15
Washington to Seattle
IAD to SEA Flyfar
$365   Dep 18 Aug 15 - Rtn 25 Aug 15
Washington to Seattle
IAD to SEA Flyfar
$376   Dep 18 Aug 15 - Rtn 25 Aug 15
Washington to Seattle
IAD to SEA Flyfar
$402   Dep 18 Aug 15 - Rtn 25 Aug 15
Washington to Seattle
IAD to SEA Flyfar
$570   Dep 18 Aug 15 - Rtn 25 Aug 15
Washington to Seattle
IAD to SEA Flyfar
$578   Dep 18 Aug 15 - Rtn 25 Aug 15
Washington to Seattle
IAD to SEA Flyfar
Washington (WAS) to Seattle (SEA)
 Depart 20 Sep 15
 Return 29 Sep 15

Price subject to availability

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  • Price
  • Dep date
  15 more CheapOair.com flights available on this route
$317   Dep 16 Oct 15 - Rtn 19 Oct 15
Washington to Seattle
WAS to SEA CheapOair.com
$326   Dep 28 Aug 15 - Rtn 31 Aug 15
Washington to Seattle
WAS to SEA CheapOair.com
$328   Dep 23 Aug 15 - Rtn 27 Aug 15
Washington to Seattle
WAS to SEA CheapOair.com
$337   Dep 26 Aug 15 - Rtn 29 Aug 15
Washington to Seattle
WAS to SEA CheapOair.com
$337   Dep 13 Sep 15 - Rtn 19 Sep 15
Washington to Seattle
WAS to SEA CheapOair.com
$355   Dep 18 Aug 15 - Rtn 01 Sep 15
Washington to Seattle
WAS to SEA CheapOair.com
$393   Dep 15 Aug 15 - Rtn 29 Aug 15
Washington to Seattle
WAS to SEA CheapOair.com
$425   Dep 13 Aug 15 - Rtn 27 Aug 15
Washington to Seattle
WAS to SEA CheapOair.com
$453   Dep 30 Jul 15 - Rtn 04 Aug 15
Washington to Seattle
WAS to SEA CheapOair.com
$475   Dep 03 Aug 15 - Rtn 12 Aug 15
Washington to Seattle
WAS to SEA CheapOair.com
$491   Dep 14 Aug 15 - Rtn 25 Aug 15
Washington to Seattle
WAS to SEA CheapOair.com
$543   Dep 16 Aug 15 - Rtn 23 Aug 15
Washington to Seattle
WAS to SEA CheapOair.com
$550   Dep 01 Aug 15 - Rtn 07 Aug 15
Washington to Seattle
WAS to SEA CheapOair.com
$551   Dep 08 Aug 15 - Rtn 22 Aug 15
Washington to Seattle
WAS to SEA CheapOair.com
$559   Dep 06 Aug 15 - Rtn 15 Aug 15
Washington to Seattle
WAS to SEA CheapOair.com
Washington (WAS) to Seattle (SEA)
 Depart 02 Oct 15
 Return 05 Oct 15

Flying with MN Airlines

Price subject to availability

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Washington (WAS) to Seattle (SEA)
 Depart 26 Aug 15
 Return 02 Sep 15

Price subject to availability

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      Travel information for Washington to Seattle

      cheap flights to seattle   Seattle
      Partners with offers for flights fromWashington to Seattle4
      Deals on offer forWashington to Seattle316
      Cheapest flight forWashington to Seattle$285
      Average flight price forWashington to Seattle$330
      Average flight time forWashington to Seattle5 hrs 34 mins
      Washington to Seattle2323 miles

       How much do things cost in Seattle and Washington?

      • Washington is 4% more expensive than Seattle
      Washington Seattle
      Gasoline$4.04$4.01
      Local draught beer (0.5 liter)$5.00$4.50
      1 bedroom apartment downtown$1865.62$1662.00
      Large bottle of water$1.69$2.12
      source

        Facts and figures about flying from Washington to Seattle

      • From Washington to Seattle, Alaska Airlines Inc. operates 56 flights a week
      • Flights from Washington to Seattle have 286 passenger seats available each day
      • Washington to Seattle flights are not usually subject to diversions
      • There is rarely a delay for flights from Washington to Seattle
      • The most popular aircraft flying between Washington and Seattle is a Boeing 737-800 (winglets)
      • Flights from Washington to Seattle are rarely cancelled
      • Chicago-O'Hare International is the most commonly used connection for flights between Washington and Seattle