Cheap flights Seattle — Denver (SEA — DEN)

Good to know - Cheap tickets Seattle — Denver

Cheapest flight found $21
Minimal flight time 2h 8m
Flight distance 1641 km
Most popular airline United Airlines

Airfare Seattle – Denver by month

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

Month One-way Round-trip
July 2026
May 2026
April 2026
February 2026
January 2026
December 2025
November 2025
October 2025
September 2025
August 2025
July 2025
June 2025

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 Seattle — Denver

Departure Arrival Flight days Flight Airlines Flight time Airports
01:10 04:23 mon DL2851 Delta Air Lines 2h 13m Seattle-Tacoma International Airport — Denver International Airport Select dates
05:00 08:44 mon, tue, wed, thu, fri UA2269 United Airlines 2h 44m Seattle-Tacoma International Airport — Denver International Airport Select dates
05:00 08:35 sat, sun WN2141 Southwest Airlines 2h 35m Seattle-Tacoma International Airport — Denver International Airport Select dates
05:00 08:43 sat UA2269 United Airlines 2h 43m Seattle-Tacoma International Airport — Denver International Airport Select dates
05:00 08:42 sun UA2269 United Airlines 2h 42m Seattle-Tacoma International Airport — Denver International Airport Select dates
05:02 08:51 daily UA1479 United Airlines 2h 49m Seattle-Tacoma International Airport — Denver International Airport Select dates
05:40 09:15 mon, tue, wed, thu WN2141 Southwest Airlines 2h 35m Seattle-Tacoma International Airport — Denver International Airport Select dates
07:30 11:22 sat DL2740 Delta Air Lines 2h 52m Seattle-Tacoma International Airport — Denver International Airport Select dates
07:35 11:28 daily DL2740 Delta Air Lines 2h 53m Seattle-Tacoma International Airport — Denver International Airport Select dates
07:35 11:26 sat DL2740 Delta Air Lines 2h 51m Seattle-Tacoma International Airport — Denver International Airport Select dates
All routes

Flights Seattle — Denver

The selection of cheap flights Seattle — Denver

Here you can find and purchase the cheapest flights Seattle — Denver from $21 and Seattle — Denver — Seattle from $31.

The price of the flight Seattle — Denver (United States) — Seattle from $31 (round-trip).

The average price of the flight Seattle — Denver (United States) — Seattle $152 (round-trip).

Low cost flights Seattle — Denver (SEA — DEN)

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

The time difference between Seattle and Denver is 1 h.

Minimal flight time from Seattle to Denver 2h 8m.

LowCostClub always do a comparison of airfares Seattle — Denver with several airlines (include Delta Air Lines, United Airlines, Southwest Airlines). They will always give you all available options so you can find the cheapest flight to Denver. In addition, you can choose the platform where you want to place your orders. There are also special offers for air tickets Seattle — Denver. Last week, for instance, the cheapest round-trip prices stood at $31 while the cheapest one-way price that was available within the last week cost $21

Routes from nearby cities to Denver

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

Most often, they fly to Denver from Pasco, this is the closest city with an airport from Seattle. The cheapest ticket can be bought for a flight departing from Portland from $23.

Popular International routes from Seattle

Popular routes from Denver

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

Popular domestic routes from Seattle

FAQ about Seattle — Denver

Yes, they do: DL2851, UA2269, WN2141, UA1479, DL2740, AS682, WN1567, UA1505, WN290, UA3897, AS535, WN1456, WN1681, UA757, F93406, UA1263, AS602, WN4460, 8C3360, WN4090, AS642, AS787, AC7023

Yes, you can fly from Seattle to Denver. Seattle has 3 airports (Boeing Field International Airport, Kenmore Air Harbor SPB, Seattle-Tacoma International Airport) for flights. Delta Air Lines, United Airlines, Southwest Airlines, Alaska Airlines, Frontier (Honey the Badger Livery), Air Transport International, Air Canada depart from Seattle on mon, tue, wed, thu, fri, sat, sun. There are non-direct flights through Aer Lingus Regional, Aeromexico, Air France, Allegiant Air, Alpha Sky, American Eagle, Ameriflight, Atlas Air, Breeze Airways, British Airways, Cargolux, Copa Airlines, DHL, FedEx, Icelandair, Jet Linx Aviation, Kalitta Charters, Lufthansa, NetJets, Phoenix Air, SkyWest Airlines, Sun Country Airlines, Tradewind Aviation, Turkish Airlines, UPS, Volaris, Western Aircraft.

A direct flight lasts an average of 2h 8m, during which time the aircraft covers a distance of 1641 km.

The price of flights Seattle — Denver starts from $21.

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

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

The following flights fly between Seattle and Denver: DL2851, UA2269, WN2141, UA2269, UA2269, UA1479, WN2141, DL2740, DL2740, DL2740, DL2740, AS682, AS682, AS682, WN1567, UA1505, WN290, UA3897, AS535, WN1456, WN1681, UA757, UA757, WN1456, F93406, UA1263, AS602, WN1567, F93406, UA757, UA757, WN4460, 8C3360, 8C3360, 8C3360, 8C3360, WN4460, WN4090, AS642, DL2851, AS787, WN1567, AC7023

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

The following airlines have direct flights Seattle — Denver: Delta Air Lines, United Airlines, Southwest Airlines, Alaska Airlines, Frontier (Honey the Badger Livery), Air Transport International, Air Canada.

All the following airlines flights Seattle — Denver: Aer Lingus Regional, Aeromexico, Air Canada, Air France, Air Transport International, Alaska Airlines, Allegiant Air, Alpha Sky, American Eagle, Ameriflight, Atlas Air, Breeze Airways, British Airways, Cargolux, Copa Airlines, Delta Air Lines, DHL, FedEx, Frontier (Honey the Badger Livery), Icelandair, Jet Linx Aviation, Kalitta Charters, Lufthansa, NetJets, Phoenix Air, SkyWest Airlines, Southwest Airlines, Sun Country Airlines, Tradewind Aviation, Turkish Airlines, United Airlines, UPS, Volaris, Western Aircraft.

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