Cheap flights from Colorado to Seattle

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You could also hit the beaches for the additional fun and romance of a night gazing and playing at the ocean or go for a chat with your friends next to the excellent selection of micro brewed beers the city’s many pubs offer. Seattle boasts an The Pike Pub & Brewery, 1415 First Ave, and Pyramid Brewery & Ale House, 1201 First Ave S, both make unique hand-crafted brews, and the Irish pubs Kells, 1916 Post Alley, and Tir na nog, 801 First Ave, serve fine pints of Guinness plus the... (read more in our Seattle Travel Guide)

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Cheapest flights found for the next 6 months

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Colorado Springs 
Denver 

Check our newest flight offers to Seattle:

  • $121United Airlines flight United Airlines 
    FromToDepartureTime
    Denver, CO (DEN)Seattle, WA (SEA)02/08/201807:55 am
    Seattle, WA (SEA)Denver, CO (DEN)02/13/201805:10 am
    travelgrove.com check price
  • $189Frontier Airlines flight Frontier Airlines 
    FromToDepartureTime
    Denver, CO (DEN)Seattle, WA (SEA)07/07/201810:05 pm
    Seattle, WA (SEA)Denver, CO (DEN)07/14/201806:50 pm
    cheapoair.com check price
  • $197United Airlines flight United Airlines 
    FromToDepartureTime
    Denver, CO (DEN)Seattle, WA (SEA)02/21/201810:00 pm
    Seattle, WA (SEA)Denver, CO (DEN)03/06/201803:34 pm
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  • $202United Airlines flight United Airlines 
    FromToDepartureTime
    Denver, CO (DEN)Seattle, WA (SEA)05/15/201802:18 pm
    Seattle, WA (SEA)Denver, CO (DEN)05/30/201808:00 am
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  • $352United Airlines flight United Airlines 
    FromToDepartureTime
    Colorado Springs, CO (COS)Seattle, WA (SEA)01/24/201801:45 pm
    Seattle, WA (SEA)Colorado Springs, CO (COS)01/30/201805:45 am
    flightnetwork.com check price
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