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

Departure Date

2025/4
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2025/4
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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
April Lowest Airfares
USD210

The airfare displayed above is for Delta Air Lines

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Denver－Seattle-Tacoma Airport
May Lowest Airfares
USD185

The airfare displayed above is for Delta Air Lines

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Denver－Seattle-Tacoma Airport
June Lowest Airfares
USD227

The airfare displayed above is for Delta Air Lines

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Denver－Seattle-Tacoma Airport
July Lowest Airfares
USD211

The airfare displayed above is for Delta Air Lines

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Denver－Seattle-Tacoma Airport
August Lowest Airfares
USD1,075

The airfare displayed above is for United Airlines

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Denver－Seattle
Estimated Flight Time
3 Hours 07 Minutes
Denver－Seattle
Number of Operating Airlines
4

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

Non-StopAmerican Airlines

Non-StopAlaska Airlines

Non-StopDelta Air Lines

Other Destinations from:Denver

Denver－Boston(Logan)
USD220〜
Denver－Washington D.C(Washington Dulles)
USD240〜
Denver－Washington D.C(Ronald Reagan Washington National)
USD247〜
Denver－Washington D.C(Baltimore-Washington)
USD261〜
Denver－Chicago(O'Hare)
USD214〜
Denver－Chicago(Midway)
USD220〜
Denver－Dallas(/Fort Worth)
USD189〜
* Fares vary in accordance to seat availability
Other Departures to: Seattle

Portland Airport－Seattle(-Tacoma)
USD134〜
Albuquerque Sunport－Seattle(-Tacoma)
USD270〜
Alexandria Airport－Seattle(-Tacoma)
USD540〜
Albany Airport－Seattle(-Tacoma)
USD761〜
Akron-Canton Regional Airport－Seattle(-Tacoma)
USD494〜
* Fares vary in accordance to seat availability