Cheap flights Denver — Seattle (DEN — SEA)

Good to know - Cheap tickets Denver — Seattle

Cheapest flight found $32
Minimal flight time 2h 31m
Flight distance 1641 km
Most popular airline Delta Air Lines

Airfare Denver – Seattle by month

Here you can find out in what months how much a ticket Denver – Seattle costs to buy cheap plane tickets.

Month One-way Round-trip
October 2025
September 2025
August 2025
July 2025
June 2025
May 2025
April 2025
March 2025
February 2025
January 2025
December 2024
November 2024

Remember that the optimal time for booking air tickets is 59 days before the departure date, this is the average time at which air tickets were sold at the lowest prices.

Schedule of direct flights Denver — Seattle

Departure Arrival Flight days Flight Airlines Flight time Airports
03:06 04:39 tue, wed, thu, fri 5X990 UPS 2h 33m Denver International Airport — Boeing Field International Airport Select dates
06:00 08:01 mon, thu, fri, sat, sun UA751 United Express 3h 1m Denver International Airport — Seattle-Tacoma International Airport Select dates
06:00 07:57 sat UA3925 United Express 2h 57m Denver International Airport — Seattle-Tacoma International Airport Select dates
06:10 08:10 sat DL1731 Delta Air Lines 3h 0m Denver International Airport — Seattle-Tacoma International Airport Select dates
06:40 08:38 sun DL1731 Delta Air Lines 2h 58m Denver International Airport — Seattle-Tacoma International Airport Select dates
06:50 08:44 daily DL1731 Delta Air Lines 2h 54m Denver International Airport — Seattle-Tacoma International Airport Select dates
06:55 08:54 mon, tue, wed, thu, fri, sun DL1731 Delta Air Lines 2h 59m Denver International Airport — Seattle-Tacoma International Airport Select dates
07:30 09:25 sun UA3907 United Express 2h 55m Denver International Airport — Seattle-Tacoma International Airport Select dates
07:30 09:34 mon, fri F91175 Frontier (Yukon the Caribou Livery) 3h 4m Denver International Airport — Seattle-Tacoma International Airport Select dates
07:45 09:45 sat WN914 Southwest Airlines 3h 0m Denver International Airport — Seattle-Tacoma International Airport Select dates
All routes

Dynamics airfare Denver — Seattle by month for the last year

according to LowCost.Club for the last year

The airfare depends on the departure date. Our chart shows the low season prices on route Denver — Seattle

The graph shows that booking flights Denver — Seattle is best planned for November and flights Denver — Seattle — Denver in the month of June.

Flights Denver — Seattle

The selection of cheap flights Denver — Seattle

Here you can find and purchase the cheapest flights Denver — Seattle from $32 and Denver — Seattle — Denver from $30.

The price of the flight Denver — Seattle (United States) — Denver from $30 (round-trip).

The average price of the flight Denver — Seattle (United States) — Denver $231 (round-trip).

Low cost flights Denver — Seattle (DEN — SEA)

The distance between Denver and Seattle 1020 miles (or 1641 kilometres).

The time difference between Denver and Seattle is 1 h.

Minimal flight time from Denver to Seattle 2h 31m.

LowCostClub always do a comparison of airfares Denver — Seattle with several airlines (include UPS, United Express, Delta Air Lines). They will always give you all available options so you can find the cheapest flight to Seattle. In addition, you can choose the platform where you want to place your orders. There are also special offers for air tickets Denver — Seattle. Last week, for instance, the cheapest round-trip prices stood at $30 while the cheapest one-way price that was available within the last week cost $32

Routes from nearby cities to Seattle

A flight from a neighbouring city can help you save money on plane tickets.

The most frequent flight to Seattle is from Hayden, which is the closest city to Denver with the lowest price, from $98 per one-way.

Popular International routes from Denver

Popular routes from Seattle

If you are going to fly from Seattle, then study the popular flights. The most popular flights from Seattle:

Popular domestic routes from Denver

FAQ about Denver — Seattle

Yes, they do: 5X990, UA751, UA3925, DL1731, UA3907, F91175, WN914, WN3070, AS735, UA2271, UA690, WN2247, UA1456, DL2740, WN1319, AS682, WN1001, UA594, UA1951, WN519, AS426, AS535, UA1254, UA745, UA3779, WN2643, AS621, F94545, WN2644, UA299, DL1675, UA1729, AS615, UA2651, 8C3371, WN3042, WN2767, AS326, F93405

Yes, you can fly from Denver to Seattle. Denver has 3 airports (Centennial Airport, Buffalo Municipal Airport, Denver International Airport) for flights. UPS, United Express, Delta Air Lines, Frontier (Yukon the Caribou Livery), Southwest Airlines, Alaska Horizon, AlphaSky, Air Transport International depart from Denver on mon, tue, wed, thu, fri, sat, sun. There are non-direct flights through Aer Lingus, Aeromexico, Air Canada, Air France, Allegiant Air, Alpine Air Express, American Eagle, Ameriflight, British Airways, Cargolux, DHL, Edelweiss Air, FedEx, Icelandair, Japan Airlines, Jet Linx Aviation, JetBlue, JSX, Lufthansa, NetJets, Phoenix Air, SkyWest Airlines, SkyWest Charter, Southern Airways Express, Sun Country Airlines, Tradewind Aviation, Turkish Airlines, Volaris (¡Pura Raniza! Sticker), Western Aircraft, Westjet.

A direct flight lasts an average of 2h 31m, during which time the aircraft covers a distance of 1641 km.

The price of flights Denver — Seattle starts from $32.

Planes fly Denver — Seattle 7 times a week on the following days: mon, tue, wed, thu, fri, sat, sun

In Denver — Centennial Airport, Buffalo Municipal Airport, Denver International Airport. In Seattle — Boeing Field International Airport, Kenmore Air Harbor SPB, Seattle-Tacoma International Airport.

The following flights fly between Denver and Seattle: 5X990, UA751, UA3925, DL1731, DL1731, DL1731, DL1731, UA3907, F91175, WN914, WN3070, AS735, AS735, WN914, UA2271, UA2271, WN914, UA690, UA690, UA690, UA690, UA690, UA690, UA690, WN2247, UA1456, UA1456, UA690, DL2740, DL2740, WN1319, DL2740, DL2740, AS682, AS682, WN1001, AS682, WN1001, UA594, UA1951, UA594, UA594, WN519, AS426, AS535, AS535, AS535, UA1254, WN519, UA745, UA745, UA745, UA745, WN519, F91175, UA3779, F91175, WN2643, AS621, F94545, F94545, WN2644, UA299, AS621, DL1675, UA1729, DL1675, WN2644, DL1675, WN2644, AS615, F94545, F94545, UA2651, WN2643, AS615, AS615, 8C3371, UA2651, 8C3371, 8C3371, 8C3371, 8C3371, 8C3371, 8C3371, 8C3371, 8C3371, WN3042, 8C3371, 8C3371, 8C3371, WN2644, 8C3371, 8C3371, 8C3371, 8C3371, 8C3371, 8C3371, 8C3371, 8C3371, WN2767, AS326, WN2767, WN3042, F93405, 8C3371, WN2767, WN2767

High season is considered to be January and the cheapest month is November. Enter your preferred airports (or cities) and dates into the search form above to unlock the latest Denver — Seattle flight deals.

The following airlines have direct flights Denver — Seattle: UPS, United Express, Delta Air Lines, Frontier (Yukon the Caribou Livery), Southwest Airlines, Alaska Horizon, AlphaSky, Air Transport International.

All the following airlines flights Denver — Seattle: Aer Lingus, Aeromexico, Air Canada, Air France, Air Transport International, Alaska Horizon, Allegiant Air, AlphaSky, Alpine Air Express, American Eagle, Ameriflight, British Airways, Cargolux, Delta Air Lines, DHL, Edelweiss Air, FedEx, Frontier (Yukon the Caribou Livery), Icelandair, Japan Airlines, Jet Linx Aviation, JetBlue, JSX, Lufthansa, NetJets, Phoenix Air, SkyWest Airlines, SkyWest Charter, Southern Airways Express, Southwest Airlines, Sun Country Airlines, Tradewind Aviation, Turkish Airlines, United Express, UPS, Volaris (¡Pura Raniza! Sticker), Western Aircraft, Westjet.

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