Cheap flights from Denver International Airport(DEN) to Seattle(SEA)

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Denver International Airport to Seattle flight

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Cheap Flights from Denver International Airport to Seattle

Search for flights from Denver International Airport to Seattle and check out affordable one-way and round-trip options.

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Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Selected Airlines from Denver International Airport to Seattle

See which airlines fly from Denver International Airport to Seattle. Find the airline that best meets your travel needs by comparing prices and treat yourself to an enjoyable journey.

Sun Country Airlines

From CAD 66

Frontier Airlines

From CAD 164

Alaska Airlines

From CAD 179

Southwest Airlines

From CAD 182

Delta Air Lines

From CAD 201

United Airlines

From CAD 201

American Airlines

From CAD 420

ANA airlines

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Find Suitable Airport in Seattle

Learn about different airports in Seattle, find the best flight and transfer options, and plan your journey.

0.7 km from central Seattle
Seattle-Tacoma International Airport
Tickets From
CAD 164

Flight Schedule from Denver International Airport to Seattle

Check the schedule for flights from Denver International Airport to Seattle and find the flight that best matches your travel plans.

Flight info.

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Weekly Schedule

AS643

Alaska Airlines