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 12 Dec 16
 Return 19 Dec 16

Discount subject to availability

Washington (DCA) to Seattle (SEA)
 Depart 14 Jan 17
 Return 21 Jan 17

Flying with Frontier Airlines

Price subject to availability

 
 
Washington (WAS) to Seattle (SEA)
 Depart 11 Jan 17
 Return 18 Jan 17

Price subject to availability

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  • Dep date
  13 more CheapAir.com flights available on this route
$358   Dep 06 Jan 17 - Rtn 13 Jan 17
Washington to Seattle
WAS to SEA CheapAir.com
$360   Dep 07 Jan 17 - Rtn 14 Jan 17
Washington to Seattle
WAS to SEA CheapAir.com
$364   Dep 09 Jan 17 - Rtn 16 Jan 17
Washington to Seattle
WAS to SEA CheapAir.com
$386   Dep 04 Jan 17 - Rtn 11 Jan 17
Washington to Seattle
WAS to SEA CheapAir.com
$479   Dep 30 Dec 16 - Rtn 06 Jan 17
Washington to Seattle
WAS to SEA CheapAir.com
$520   Dep 19 Dec 16 - Rtn 26 Dec 16
Washington to Seattle
WAS to SEA CheapAir.com
$602   Dep 02 Jan 17 - Rtn 09 Jan 17
Washington to Seattle
WAS to SEA CheapAir.com
$630   Dep 31 Dec 16 - Rtn 07 Jan 17
Washington to Seattle
WAS to SEA CheapAir.com
$708   Dep 28 Dec 16 - Rtn 04 Jan 17
Washington to Seattle
WAS to SEA CheapAir.com
$730   Dep 26 Dec 16 - Rtn 02 Jan 17
Washington to Seattle
WAS to SEA CheapAir.com
$782   Dep 24 Dec 16 - Rtn 31 Dec 16
Washington to Seattle
WAS to SEA CheapAir.com
$828   Dep 23 Dec 16 - Rtn 30 Dec 16
Washington to Seattle
WAS to SEA CheapAir.com
$916   Dep 21 Dec 16 - Rtn 28 Dec 16
Washington to Seattle
WAS to SEA CheapAir.com
Washington (DCA) to Seattle (SEA)
 Depart 14 Jan 17
 Return 21 Jan 17

Flying with Frontier Airlines

Price subject to availability

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  • Price
  • Dep date
  2 more CheapOair.com flights available on this route
$268   Dep 31 Jan 17 - Rtn 07 Feb 17
Washington to Seattle
WAS to SEA CheapOair.com
$316   Dep 12 Jan 17 - Rtn 17 Jan 17
Washington to Seattle
IAD to SEA CheapOair.com
Washington (DCA) to Seattle (SEA)
 Depart 14 Feb 17
 Return 21 Feb 17

Price subject to availability

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  • Price
  • Dep date
  15 more Smartfares.com flights available on this route
$358   Dep 09 Mar 17 - Rtn 13 Mar 17
Washington to Seattle
DCA to SEA Smartfares.com
$373   Dep 08 Mar 17 - Rtn 12 Mar 17
Washington to Seattle
IAD to SEA Smartfares.com
$408   Dep 09 Mar 17 - Rtn 12 Mar 17
Washington to Seattle
IAD to SEA Smartfares.com
$409   Dep 16 Feb 17 - Rtn 19 Feb 17
Washington to Seattle
IAD to SEA Smartfares.com
$414   Dep 05 Jan 17 - Rtn 07 Jan 17
Washington to Seattle
DCA to SEA Smartfares.com
$417   Dep 12 Jan 17 - Rtn 16 Jan 17
Washington to Seattle
DCA to SEA Smartfares.com
$428   Dep 13 Jan 17 - Rtn 16 Jan 17
Washington to Seattle
DCA to SEA Smartfares.com
$438   Dep 19 Dec 16 - Rtn 07 Jan 17
Washington to Seattle
IAD to SEA Smartfares.com
$444   Dep 28 May 17 - Rtn 03 Jun 17
Washington to Seattle
DCA to SEA Smartfares.com
$505   Dep 20 Dec 16 - Rtn 07 Jan 17
Washington to Seattle
DCA to SEA Smartfares.com
$532   Dep 13 Mar 17 - Rtn 18 Mar 17
Washington to Seattle
IAD to SEA Smartfares.com
$548   Dep 18 Dec 16 - Rtn 07 Jan 17
Washington to Seattle
DCA to SEA Smartfares.com
$710   Dep 29 Dec 16 - Rtn 03 Jan 17
Washington to Seattle
DCA to SEA Smartfares.com
$888   Dep 21 Feb 17 - Rtn 02 Apr 17
Washington to Seattle
DCA to SEA Smartfares.com
$3,061   Dep 23 Dec 16 - Rtn 02 Jan 17
Washington to Seattle
DCA to SEA Smartfares.com
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      Travel information for Washington to Seattle

      cheap flights to seattle   Seattle
      Partners with offers for flights fromWashington to Seattle5
      Deals on offer forWashington to Seattle114
      Cheapest flight forWashington to Seattle$268
      Average flight price forWashington to Seattle$585
      Average flight time forWashington to Seattle5 hrs 34 mins
      Washington to Seattle2323 miles

       How much do things cost in Seattle and Washington?

      • Washington is 16% more expensive than Seattle
      Washington Seattle
      Taxi - fixed fee$3.25$2.60
      3 course meal for 2$75.00$60.00
      Cappuccino$3.85$3.92
      1 mile taxi journey$5.25$2.70
      source

        Facts and figures about flying from Washington to Seattle

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