Cheap Flights from Denver International Airport to Seattle (SEA) Find and Compare the Best Airline Deals | Skyticket

Departure Date

2025/6
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2025/6
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Total Fares（Round-Trip/Economy）: USD /Per Person

* Displayed fare(s) may differ from the actual search result

Denver－Seattle-Tacoma Airport
June Lowest Airfares
USD178

The airfare displayed above is for Delta Air Lines

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Denver－Seattle-Tacoma Airport
July Lowest Airfares
USD177

The airfare displayed above is for Delta Air Lines

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Denver－Seattle-Tacoma Airport
August Lowest Airfares
USD156

The airfare displayed above is for Delta Air Lines

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Denver－Seattle-Tacoma Airport
September Lowest Airfares
USD227

The airfare displayed above is for Delta Air Lines

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Denver－Seattle-Tacoma Airport
October Lowest Airfares -----

Denver－Seattle
Estimated Flight Time
2 Hours 56 Minutes
Denver－Seattle
Number of Operating Airlines
5

Operating Airlines for Denver－Seattle-Tacoma Airport Route
Non-StopUnited Airlines

Non-StopAmerican Airlines

Non-StopAlaska Airlines

Non-StopDelta Air Lines

Non-StopLCCFrontier Airlines

Other Destinations from:Denver

Denver－Boston(Logan)
USD241〜
Denver－Washington D.C(Baltimore-Washington)
USD231〜
Denver－Washington D.C(Ronald Reagan Washington National)
USD238〜
Denver－Washington D.C(Washington Dulles)
USD261〜
Denver－Chicago(O'Hare)
USD214〜
Denver－Chicago(Midway)
USD214〜
Denver－Dallas(/Fort Worth)
USD173〜
Denver－Dallas(Love Field)
USD248〜
* Fares vary in accordance to seat availability
Other Departures to: Seattle

Portland Airport－Seattle(-Tacoma)
USD126〜
Albuquerque Sunport－Seattle(-Tacoma)
USD201〜
Alexandria Airport－Seattle(-Tacoma)
USD532〜
Albany Airport－Seattle(-Tacoma)
USD518〜
* Fares vary in accordance to seat availability