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 $270 / RT details

Book your flight now with Cheapoair.com and save!

Cheap Washington DC airfares from $270/RT are provided by Cheapoair.com. Outbound flight is leaving on 04/28/2020, 11:59 pm from Seattle/tacoma Sea/tac (SEA) airport and arrives at Reagan National (DCA) at 10:36 am. The flight time is 10 hours and 37 minutes. The Returning flight departes on 05/05/2020, 09:17 pm (other return dates are also available). Date posted: 18 Dec 2019

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

  • $270Multiple Airlines flight Multiple Airlines 
    FromToDepartureTime
    Seattle, WA (SEA)Washington DC, DC (DCA)04/28/202011:59 pm
    Washington DC, DC (DCA)Seattle, WA (SEA)05/05/202009:17 pm
    cheapoair.com check price
  • $276Alaska Airlines flight Alaska Airlines 
    FromToDepartureTime
    Seattle, WA (SEA)Washington DC, DC (IAD)04/14/202011:40 pm
    Washington DC, DC (IAD)Seattle, WA (SEA)04/28/202008:55 am
    flyfar.ca check price
  • $277Alaska Airlines flight Alaska Airlines 
    FromToDepartureTime
    Seattle, WA (SEA)Washington DC, DC (IAD)04/14/202011:40 pm
    Washington DC, DC (IAD)Seattle, WA (SEA)04/28/202008:55 am
    flightnetwork.com check price
  • $280Multiple Airlines flight Multiple Airlines 
    FromToDepartureTime
    Seattle, WA (SEA)Washington DC, DC (DCA)04/28/202011:59 pm
    Washington DC, DC (DCA)Seattle, WA (SEA)05/05/202008:55 am
    cheapoair.com check price
  • $295Jetblue Airways flight Jetblue Airways 
    FromToDepartureTime
    Seattle, WA (SEA)Washington DC, DC (DCA)04/28/202011:59 pm
    Washington DC, DC (DCA)Seattle, WA (SEA)05/05/202004:59 pm
    flyfar.ca check price
  • $142Jetblue Airways flight Jetblue Airways 
    FromToDepartureTime
    Seattle, WA (SEA)Washington DC, DC (DCA)03/17/202011:22 pm
    cheapoair.com check price
  • $154Jetblue Airways flight Jetblue Airways 
    FromToDepartureTime
    Seattle, WA (SEA)Washington DC, DC (DCA)03/17/202011:22 pm
    flyfar.ca check price
  • $154Jetblue Airways flight Jetblue Airways 
    FromToDepartureTime
    Seattle, WA (SEA)Washington DC, DC (DCA)03/17/202011:22 pm
    flightnetwork.com check price
  • $193Alaska Airlines flight Alaska Airlines 
    FromToDepartureTime
    Seattle, WA (SEA)Washington DC, DC (IAD)03/17/202008:25 am
    flyfar.ca check price
  • $193Alaska Airlines flight Alaska Airlines 
    FromToDepartureTime
    Seattle, WA (SEA)Washington DC, DC (IAD)03/17/202008:25 am
    cheapoair.com check price
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