A stunning twilight view of Seattle's skyline with illuminated skyscrapers and busy traffic below. — flights from Denver to Seattle
DenverSeattle

Flights from Denver to Seattle

Nonstop flights from Denver (DEN) to Seattle (SEA) take about 2h 33m (1,645 km). United Airlines flies it. Lowest fare seen: $80 one-way, nonstop (12 Oct 2026).

All flights from Denver →All flights to Seattle →

Book from $80 one-way

Photo of Seattle: Stephen Leonardi on Pexels.

When you land in Seattle

The airport transfer and the few things worth sorting before you fly.

Alaska Airlines plane soaring through a bright sky with fluffy clouds in Seattle. — arriving in Seattle

Airport transfer

SEA → Seattle, booked before you fly

A private driver meets you in arrivals at a price agreed when you book. Book with Welcome Pickups.

See transfer prices
A daylight view of Ball Arena amidst Denver's urban landscape, highlighting its architectural design. — lounges at Denver AirportDenver Airport
Before you flyPriority Pass options at Denver →
Trains, buses and taxi faresSEA to Seattle: getting into town →Early arrival or late flightLuggage storage in Seattle →10 drop-off points, from $4.90

Things to book in Seattle

All 22 things to do in Seattle →
from €3.57
Seattle Center Monorail 4.5 · 1,891 Tiqets reviews
Seattle Aquariumfrom €44.59
Seattle Aquarium 4.3 · 353 Tiqets reviews
Woodland Park Zoofrom €20.49
Woodland Park Zoo 4.6 · 143 Tiqets reviews
from €43.10
Seattle Sightseeing Cruises 4.6 · 61 Tiqets reviews

Find hotels in Seattle

Hotels, hostels & more · Expedia

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Airlines flying Denver to Seattle

Carriers on DEN–SEA according to our route data and nonstop fares seen as of 12 Oct 2026. Not a complete list.

✈ United Airlinesnonstop fare seen

More for this trip

Frequently asked questions — Denver to Seattle flights

How long is the flight from Denver to Seattle?
A nonstop flight from Denver (DEN) to Seattle (SEA) takes about 2h 33m, covering 1,645 km. That is an estimate from the distance — actual time varies with the airline, aircraft and winds, and connecting itineraries take longer.
How far is Denver from Seattle by air?
The great-circle distance between Denver International Airport and Seattle–Tacoma International Airport is 1,645 km (1,022 miles), a medium-haul route.
Which airlines fly from Denver to Seattle?
Airlines with flights or nonstop fares on the DEN–SEA route include United Airlines. This is not a complete list — schedules change by season, so check the current options before booking.
How much does a flight from Denver to Seattle cost?
The lowest one-way fare seen recently on DEN–SEA was $80 USD with United Airlines (nonstop), departing 1 Nov 2026, found in fare searches as of 12 Oct 2026. Fares change constantly and depend on the date, so check the current price before booking.
Do I need a visa to travel from Denver to Seattle?
It depends on your passport. Some nationalities can enter Seattle visa-free or get a visa on arrival; others must apply in advance. Use AirConnect's Visa Checker to see the rules for your passport.

Sources: fares from Travelpayouts flight-search data, seen 12 Oct 2026; airlines from each carrier's published network and nonstop fares on sale; distance from OurAirports coordinates; flight time estimated from distance. Fares change daily.

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