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 $266 / RT details

Book your flight now with Cheapoair.com and save!

Cheap Washington DC airfares from $266/RT are provided by Cheapoair.com. Outbound flight is leaving on 10/04/2022, 07:28 pm from Seattle/tacoma Sea/tac (SEA) airport and arrives at Reagan National (DCA) at 12:21 pm. The flight time is 16 hours and 53 minutes. The Returning flight departes on 10/16/2022, 10:30 pm (other return dates are also available). Date posted: 07 Sep 2022

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

  • $266Multiple Airlines flight Multiple Airlines 
    FromToDepartureTime
    Seattle, WA (SEA)Washington DC, DC (DCA)10/04/202207:28 pm
    Washington DC, DC (DCA)Seattle, WA (SEA)10/16/202210:30 pm
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  • $318Frontier Airlines flight Frontier Airlines 
    FromToDepartureTime
    Seattle, WA (SEA)Washington DC, DC (DCA)10/25/202207:36 pm
    Washington DC, DC (DCA)Seattle, WA (SEA)10/31/202207:00 am
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  • $405Multiple Airlines flight Multiple Airlines 
    FromToDepartureTime
    Seattle, WA (SEA)Washington DC, DC (IAD)10/04/202210:00 am
    Washington DC, DC (IAD)Seattle, WA (SEA)10/16/202210:30 pm
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  • $428Multiple Airlines flight Multiple Airlines 
    FromToDepartureTime
    Seattle, WA (SEA)Washington DC, DC (DCA)10/04/202207:28 pm
    Washington DC, DC (DCA)Seattle, WA (SEA)10/16/202207:00 am
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  • $447Multiple Airlines flight Multiple Airlines 
    FromToDepartureTime
    Seattle, WA (SEA)Washington DC, DC (IAD)10/04/202210:00 am
    Washington DC, DC (IAD)Seattle, WA (SEA)10/16/202206:47 pm
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  • $160Frontier Airlines flight Frontier Airlines 
    FromToDepartureTime
    Seattle, WA (SEA)Washington DC, DC (DCA)11/12/202207:30 pm
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  • $333Alaska Airlines flight Alaska Airlines 
    FromToDepartureTime
    Seattle, WA (SEA)Washington DC, DC (IAD)11/12/202210:16 am
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  • $368Alaska Airlines flight Alaska Airlines 
    FromToDepartureTime
    Seattle, WA (SEA)Washington DC, DC (IAD)11/02/202210:16 am
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  • $447Alaska Airlines flight Alaska Airlines 
    FromToDepartureTime
    Seattle, WA (SEA)Washington DC, DC (DCA)11/12/202206:35 am
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  • $547Alaska Airlines flight Alaska Airlines 
    FromToDepartureTime
    Seattle, WA (SEA)Washington DC, DC (DCA)11/02/202206:00 am
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