Good to know - Cheap tickets Denver — Seattle
| Minimal flight time | 2h 36m |
|---|---|
| Flight distance | 1641 km |
| Most popular airline | Delta Connection |
| Round-trip from | $22 |
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 |
|---|---|---|
| December 2026 | ||
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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 | |
|---|---|---|---|---|---|---|---|
| 03:08 | 04:44 | tue, wed, thu, fri | 5X990 | UPS | 2h 36m | Denver International Airport — Boeing Field International Airport | Select dates |
| 03:08 | 04:48 | wed, thu | 5X990 | UPS | 2h 40m | Denver International Airport — Boeing Field International Airport | Select dates |
| 06:30 | 08:36 | daily | DL1731 | Delta Connection | 3h 6m | Denver International Airport — Seattle-Tacoma International Airport | Select dates |
| 06:30 | 08:38 | mon, tue, wed, fri, sat, sun | DL1731 | Delta Connection | 3h 8m | Denver International Airport — Seattle-Tacoma International Airport | Select dates |
| 06:40 | 08:51 | daily | DL1731 | Delta Connection | 3h 11m | Denver International Airport — Seattle-Tacoma International Airport | Select dates |
| 07:00 | 09:11 | wed | AS643 | Alaska Airlines | 3h 11m | Denver International Airport — Seattle-Tacoma International Airport | Select dates |
| 07:00 | 09:10 | daily | AS643 | Alaska Airlines | 3h 10m | Denver International Airport — Seattle-Tacoma International Airport | Select dates |
| 07:45 | 09:49 | daily | UA2271 | United Express | 3h 4m | Denver International Airport — Seattle-Tacoma International Airport | Select dates |
| 08:05 | 10:20 | sun | WN4746 | Southwest Airlines | 3h 15m | Denver International Airport — Seattle-Tacoma International Airport | Select dates |
| 08:30 | 10:30 | sat | WN321 | Southwest Airlines | 3h 0m | Denver International Airport — Seattle-Tacoma International Airport | Select dates |
Popular airlines flying Denver — Seattle
Flight Denver – Seattle is served by 18 airlines. 8 airlines operate direct flights.
Airlines with direct flights
Other airlines flying with transfers
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 January and flights Denver — Seattle — Denver in the month of June.
Flights Denver — Seattle
The selection of cheap flights Denver — Seattle
The price of the flight Denver — Seattle (United States) — Denver from $22 (round-trip).
The average price of the flight Denver — Seattle (United States) — Denver $153 (round-trip).
- Departure city: Denver
- IATA code of the city of origin: DEN
- Departure airports: Centennial Airport, Buffalo Municipal Airport, Denver International Airport
- Departure country: United States
- Destination city: Seattle
- IATA code of the destination city: SEA
- Destination airports: Boeing Field International Airport, Kenmore Air Harbor SPB, Seattle-Tacoma International Airport
- Destination country: United States
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 36m.
Routes from nearby cities to Seattle
A flight from a neighbouring city can help you save money on plane tickets.
The closest airports to Denver with a flight to Seattle are in Grand Junction.
Popular International routes from Denver
Popular domestic routes from Denver
FAQ about Denver — Seattle
Are there any direct flights Denver — Seattle?
Yes, they do: 5X990, DL1731, AS643, UA2271, WN4746, WN321, WN1738, F94545, UA769, UA1424, AS682, AS783, DL3675, AC7024, WN1603, UA2013, AS535, WN3063, WN1601, AS633, UA1865, UA2651, AS785, DL3795, AS419, WN659, 8C3375
Can we fly from Denver to Seattle?
Yes, you can fly from Denver to Seattle. Denver has 3 airports (Centennial Airport, Buffalo Municipal Airport, Denver International Airport) for flights. UPS, Delta Connection, Alaska Airlines, United Express, Southwest Airlines, Frontier (Penny the Owl Livery), Air Canada, Amazon Air depart from Denver on mon, tue, wed, thu, fri, sat, sun. There are non-direct flights through Aer Lingus, Aeromexico, Air France, American Eagle, British Airways, Cargolux, FedEx, Icelandair, Jet Linx Aviation, Lufthansa, NetJets, Phoenix Air, SkyWest Airlines, Sun Country Airlines, Tradewind Aviation, Turkish Airlines, Volaris, WestAir Charter.
How long does it take to fly from Denver to Seattle?
A direct flight lasts an average of 2h 36m, during which time the aircraft covers a distance of 1641 km.
How much do flights Denver — Seattle cost?
The price of flights Denver — Seattle starts from $22.
What days does the plane fly Denver — Seattle?
Planes fly Denver — Seattle 7 times a week on the following days: mon, tue, wed, thu, fri, sat, sun
What airports are there in Denver and Seattle?
In Denver — Centennial Airport, Buffalo Municipal Airport, Denver International Airport. In Seattle — Boeing Field International Airport, Kenmore Air Harbor SPB, Seattle-Tacoma International Airport.
What flights are currently flying from Denver to Seattle?
The following flights fly between Denver and Seattle: 5X990, 5X990, DL1731, DL1731, DL1731, AS643, AS643, UA2271, WN4746, WN321, WN1738, F94545, UA769, UA1424, UA769, AS682, AS783, DL3675, DL3675, AC7024, WN1603, UA2013, AS535, WN3063, WN1601, WN3063, AS633, UA1865, UA2651, AS785, DL3795, DL3795, AS419, AS785, WN1603, WN659, WN1603, WN659, UA2651, WN659, WN659, WN1603, 8C3375, 8C3375
What month is the cheapest to fly from Denver to Seattle?
High season is considered to be June and the cheapest month is January. Enter your preferred airports (or cities) and dates into the search form above to unlock the latest Denver — Seattle flight deals.
Which airlines direct fly from Denver to Seattle?
The following airlines have direct flights Denver — Seattle: UPS, Delta Connection, Alaska Airlines, United Express, Southwest Airlines, Frontier (Penny the Owl Livery), Air Canada, Amazon Air.
Which airlines fly from Denver to Seattle?
All the following airlines flights Denver — Seattle: Aer Lingus, Aeromexico, Air Canada, Air France, Alaska Airlines, Amazon Air, American Eagle, British Airways, Cargolux, Delta Connection, FedEx, Frontier (Penny the Owl Livery), Icelandair, Jet Linx Aviation, Lufthansa, NetJets, Phoenix Air, SkyWest Airlines, Southwest Airlines, Sun Country Airlines, Tradewind Aviation, Turkish Airlines, United Express, UPS, Volaris, WestAir Charter.