Cheap flights from Seattle to Washington DC

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Travel tip: Visit Washington DC on your holidays!

Check our current prices for flights from Seattle to Washington DC. Please note that we also give you historical search data for this city connection. These are all airfares that people found in the past, in order to find more current flight information from Seattle to Washington DC, you will need to run a search below.

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From $296 / RT details

Book your flight now with FlightHub and save!

Cheap Washington DC airfares from $296/RT are provided by FlightHub. Outbound flight is leaving on 10/24/2017, 07:53 am from Seattle/tacoma Sea/tac (SEA) airport and arrives at Washington Dulles (IAD) at 04:04 pm. The flight time is 8 hours and 11 minutes. The Returning flight departes on 10/31/2017, 12:34 pm (other return dates are also available). Date posted: 20 Sep 2017

Price evolution for flights From Seattle To Washington DC

Price overview for flights from Seattle to Washington DC

Recent Deals on Flights from Seattle to Washington DC:Roundtrip / Oneway

  • $296United Airlines flight United Airlines 
    FromToDepartureTime
    Seattle, WA (SEA)Washington DC, DC (IAD)10/24/201707:53 am
    Washington DC, DC (IAD)Seattle, WA (SEA)10/31/201712:34 pm
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  • $304United Airlines flight United Airlines 
    FromToDepartureTime
    Seattle, WA (SEA)Washington DC, DC (DCA)10/24/201711:15 pm
    Washington DC, DC (DCA)Seattle, WA (SEA)10/31/201712:34 pm
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  • $324Multiple Airlines flight Multiple Airlines 
    FromToDepartureTime
    Seattle, WA (SEA)Washington DC, DC (DCA)10/24/201711:29 pm
    Washington DC, DC (DCA)Seattle, WA (SEA)10/31/201711:35 am
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  • $353United Airlines flight United Airlines 
    FromToDepartureTime
    Seattle, WA (SEA)Washington DC, DC (DCA)01/04/201810:27 am
    Washington DC, DC (DCA)Seattle, WA (SEA)01/08/201805:50 pm
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  • $354United Airlines flight United Airlines 
    FromToDepartureTime
    Seattle, WA (SEA)Washington DC, DC (DCA)04/09/201811:05 pm
    Washington DC, DC (DCA)Seattle, WA (SEA)04/11/201807:45 pm
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  • $148United Airlines flight United Airlines 
    FromToDepartureTime
    Seattle, WA (SEA)Washington DC, DC (IAD)11/13/201712:50 pm
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  • $149United Airlines flight United Airlines 
    FromToDepartureTime
    Seattle, WA (SEA)Washington DC, DC (IAD)11/04/201710:50 pm
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  • $156United Airlines flight United Airlines 
    FromToDepartureTime
    Seattle, WA (SEA)Washington DC, DC (DCA)11/13/201706:40 am
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  • $158United Airlines flight United Airlines 
    FromToDepartureTime
    Seattle, WA (SEA)Washington DC, DC (DCA)11/04/201711:21 pm
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  • $163Virgin America flight Virgin America 
    FromToDepartureTime
    Seattle, WA (SEA)Washington DC, DC (IAD)11/04/201705:45 pm
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