Flights from Washington Dulles International (IAD) to Seattle (SEA)

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We compare hundreds of flights from Washington Dulles International 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 May 15
 Return 25 May 15

Flying with United Airlines

Price subject to availability

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  • Price
  • Dep date
  7 more Flyfar flights available on this route
$614   Dep 18 May 15 - Rtn 25 May 15
Washington to Seattle
IAD to SEA Flyfar
$615   Dep 18 May 15 - Rtn 25 May 15
Washington to Seattle
IAD to SEA Flyfar
$618   Dep 18 May 15 - Rtn 25 May 15
Washington to Seattle
IAD to SEA Flyfar
$627   Dep 18 May 15 - Rtn 25 May 15
Washington to Seattle
IAD to SEA Flyfar
$870   Dep 18 May 15 - Rtn 25 May 15
Washington to Seattle
IAD to SEA Flyfar
$889   Dep 18 May 15 - Rtn 25 May 15
Washington to Seattle
IAD to SEA Flyfar
$1,178   Dep 18 May 15 - Rtn 25 May 15
Washington to Seattle
IAD to SEA Flyfar
Washington (IAD) to Seattle (SEA)
 Depart 11 Aug 15
 Return 18 Aug 15

Flying with United Airlines

Price subject to availability

 
 
Washington (IAD) to Seattle (SEA)
 Depart 02 Jun 15
 Return 10 Jun 15

Flying with US Airways

Price subject to availability

   View more dates
 
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      Travel information for Washington Dulles International to Seattle

      cheap flights to seattle   Seattle
      Partners with flight deals forWashington Dulles International to Seattle3
      Flights available forWashington Dulles International to Seattle100
      Cheapest flight forWashington Dulles International to Seattle$248
      Average flight deal forWashington Dulles International to Seattle$420
      Flight time forWashington Dulles International to Seattle5 hrs 29 mins
      Distance from Washington Dulles International to Seattle2302 miles

       How much do things cost in Seattle and Washington?

      Washington Seattle
      Gasoline$4.29$4.13
      Cappuccino$4.25$4.04
      One-way ticket (local transport)$2.30$2.50
      Imported beer (0.33 liter)$7.00$5.50
      3 bedroom apartment downtown$4400.00$3335.00
      source

        Facts and figures about flying from Washington Dulles International to Seattle

      • When flying from Washington Dulles International to Seattle, Midway is the most common place passengers connect in
      • For flights between Washington Dulles International and Seattle, the typical cancellation rate is 3.8 percent
      • Every week United Air Lines Inc. has 75 flights from Washington Dulles International to Seattle
      • The smallest aircraft for flights between Washington Dulles International and Seattle is an Airbus A319
      • The most popular aircraft flying between Washington Dulles International and Seattle is an Airbus A320-100/200
      • For flights from Washington Dulles International to Seattle C23 is the most common departure gate
      • The average delay time for flights between Washington Dulles International and Seattle is 57 mins
      • Diversions are not expected on flights between Washington Dulles International and Seattle
      • The largest plane flying between Washington Dulles International and Seattle is the Boeing 757 Mixed