Flights from Denver Airport (DEN) to Seattle Airport Airport (SEA)

We've found the cheapest flights to Seattle

Returns from £41.60

One-way from £21.18

A selection of 20 airliners offer flights to Seattle-Tacoma International to Denver International, WestJet, Volaris, Frontier, Copa Airlines, Condor, Air France, Icelandair, All Nippon Airways, Air Transport International, Virgin Atlantic, Jet Linx Aviation, Starlux, Delta Connection, Delta Air Lines, Qatar Airways, Korean Air, Southwest Airlines, Hawaiian Airlines, Alaska Airlines and United Airlines. The distance covered when flying from Denver International to Seattle-Tacoma International United States is 1,645 Km (1,022 Miles) with the travel time being around 2 Hours 45 Minutes. DEN is the Airport code for Denver International and SEA is for Seattle-Tacoma International United States.

The cost of flights varies on the time and day you fly. It is normally worth booking flights well in advance if possible to get the best deal to Seattle-Tacoma International United States perhaps midweek or late evening. Please book in advance if you want to take advantage of the best prices airlines have to offer as prices normally increase as time goes on.

The time zone at Seattle-Tacoma International is 8.0 GMT compared to 7.0 GMT at Denver International so bare this in mind is you need to make travel arrangements when you arrive at Seattle-Tacoma International.

The table below shows the amount of daily flights in operation from Denver International (DEN) to Seattle-Tacoma International (SEA).

Flights Chart
AirlinerMoTuWeThFrSaSuFirst FlightLast FlightFlights
United Airlines445100007:4521:06VIEW FLIGHTS
Alaska Airlines433100007:0021:33VIEW FLIGHTS
Southwest Airlines333000008:3520:50VIEW FLIGHTS
Hawaiian Airlines422100007:0019:24VIEW FLIGHTS
Korean Air222200006:3007:00VIEW FLIGHTS
Qatar Airways222100007:0011:47VIEW FLIGHTS
Starlux311000011:4719:24VIEW FLIGHTS
Delta Connection221000013:1019:40VIEW FLIGHTS
Delta Air Lines112100006:3013:10VIEW FLIGHTS
Virgin Atlantic211000006:3013:10VIEW FLIGHTS
Jet Linx Aviation111100007:0007:00VIEW FLIGHTS
Icelandair111000011:4711:47VIEW FLIGHTS
All Nippon Airways111000011:1511:15VIEW FLIGHTS
Air Transport International111000021:5522:25VIEW FLIGHTS
WestJet100000006:3006:30VIEW FLIGHTS
Volaris100000009:1009:10VIEW FLIGHTS
Frontier100000009:1009:10VIEW FLIGHTS
Copa Airlines001000020:5520:55VIEW FLIGHTS
Condor100000011:4711:47VIEW FLIGHTS
Air France100000013:1013:10VIEW FLIGHTS

United Airlines offer the most direct flights from Denver International to Seattle-Tacoma International with an average of 14 flights a week. The earliest flights are operated at 07:45 and the latest flights operated at 21:06 and the most common flight numbers are UA1424, UA2013, UA2271 and UA2651

For more details regarding United Airlines flight information and bookings you can visit them at united.com

Please see below the times of flights. These times and frequency may vary at different times of the year please visit the website for more information.

Flights Time In WeekDays
DayFlight TimesFlights
Monday
06:30
AirlineFlightNo
Korean AirKE3014
WestJetWS7139
Delta Air LinesDL1731
Virgin AtlanticVS2069
07:00
AirlineFlightNo
Korean AirKE6122
Alaska AirlinesAS643
Hawaiian AirlinesHA4868
Qatar AirwaysQR2036
Jet Linx AviationJL6365
07:45
AirlineFlightNo
United AirlinesUA2271
08:35
AirlineFlightNo
Southwest AirlinesWN580
09:10
AirlineFlightNo
VolarisY42786
FrontierF94545
11:15
AirlineFlightNo
United AirlinesUA1424
All Nippon AirwaysNH7375
11:47
AirlineFlightNo
Alaska AirlinesAS682
Hawaiian AirlinesHA4869
IcelandairFI7694
Qatar AirwaysQR2035
CondorDE5237
StarluxJX7039
13:10
AirlineFlightNo
Air FranceAF2325
Delta ConnectionDL3675
Virgin AtlanticVS2070
15:59
AirlineFlightNo
United AirlinesUA2013
16:21
AirlineFlightNo
Alaska AirlinesAS535
Hawaiian AirlinesHA4759
StarluxJX7037
17:20
AirlineFlightNo
Southwest AirlinesWN3063
19:05
AirlineFlightNo
United AirlinesUA360
19:24
AirlineFlightNo
Alaska AirlinesAS785
Hawaiian AirlinesHA4820
StarluxJX7041
19:40
AirlineFlightNo
Delta ConnectionDL3795
20:50
AirlineFlightNo
Southwest AirlinesWN659
22:25
AirlineFlightNo
Air Transport International8C3375
VIEW FLIGHTS
Tuesday
06:30
AirlineFlightNo
Korean AirKE3014
Delta Air LinesDL1731
Virgin AtlanticVS2069
07:00
AirlineFlightNo
Korean AirKE6122
Alaska AirlinesAS643
Hawaiian AirlinesHA4868
Qatar AirwaysQR2036
Jet Linx AviationJL6365
07:45
AirlineFlightNo
United AirlinesUA2271
08:35
AirlineFlightNo
Southwest AirlinesWN1738
11:15
AirlineFlightNo
United AirlinesUA1424
All Nippon AirwaysNH7375
11:47
AirlineFlightNo
Alaska AirlinesAS682
Hawaiian AirlinesHA4869
IcelandairFI7694
Qatar AirwaysQR2035
StarluxJX7039
13:10
AirlineFlightNo
Delta ConnectionDL3675
15:59
AirlineFlightNo
United AirlinesUA2013
16:25
AirlineFlightNo
Southwest AirlinesWN3063
19:05
AirlineFlightNo
United AirlinesUA360
19:24
AirlineFlightNo
Alaska AirlinesAS785
19:40
AirlineFlightNo
Delta ConnectionDL3795
20:30
AirlineFlightNo
Southwest AirlinesWN659
22:25
AirlineFlightNo
Air Transport International8C3375
VIEW FLIGHTS
Wednesday
06:30
AirlineFlightNo
Korean AirKE3014
Delta Air LinesDL1731
Virgin AtlanticVS2069
07:00
AirlineFlightNo
Korean AirKE6122
Alaska AirlinesAS643
Hawaiian AirlinesHA4868
Qatar AirwaysQR2036
Jet Linx AviationJL6365
07:45
AirlineFlightNo
United AirlinesUA2271
08:35
AirlineFlightNo
Southwest AirlinesWN1738
11:15
AirlineFlightNo
United AirlinesUA1424
All Nippon AirwaysNH7375
11:47
AirlineFlightNo
Alaska AirlinesAS682
Hawaiian AirlinesHA4869
IcelandairFI7694
Qatar AirwaysQR2035
StarluxJX7039
13:10
AirlineFlightNo
Delta Air LinesDL3675
15:21
AirlineFlightNo
Delta ConnectionDL3675
15:59
AirlineFlightNo
United AirlinesUA2013
16:25
AirlineFlightNo
Southwest AirlinesWN3063
20:30
AirlineFlightNo
Southwest AirlinesWN659
20:55
AirlineFlightNo
United AirlinesUA2651
Copa AirlinesCM1141
21:06
AirlineFlightNo
United AirlinesUA360
21:33
AirlineFlightNo
Alaska AirlinesAS785
21:55
AirlineFlightNo
Air Transport International8C3375
VIEW FLIGHTS
Thursday
06:30
AirlineFlightNo
Korean AirKE3014
Delta Air LinesDL1731
07:00
AirlineFlightNo
Korean AirKE6122
Alaska AirlinesAS643
Hawaiian AirlinesHA4868
Qatar AirwaysQR2036
Jet Linx AviationJL6365
07:45
AirlineFlightNo
United AirlinesUA2271
VIEW FLIGHTS

Please check before travelling to Seattle-Tacoma International that a travel visa is not required.

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Flight Price FAQ - Denver (DEN) to Seattle (SEA)

DIRECT Frontier Airlines
What is the cheapest direct flight one way from Denver DEN to Seattle SEA?
The cheapest direct flight one way from Denver DEN to Seattle SEA is £21.18 ($28 €24.31)
£21.18
$28 | €24.31
Check Latest Price
DIRECT Frontier Airlines
What is the cheapest direct return flight from Denver DEN to Seattle SEA?
The cheapest direct return flight from Denver DEN to Seattle SEA is £41.60 ($55 €47.74)
£41.60
$55 | €47.74
Check Latest Price
Important Note: Prices shown are taken from searches performed for flights operating during the current month. Please use the "Latest Price" buttons to get the most up to date airfares.

Compare Flight Prices from DEN to SEA

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Flight Info FAQ - Denver (DEN) to Seattle (SEA)

Who flies from Denver to Seattle?
The following airlines fly from Denver (DEN) to Seattle (SEA): Air France, Air Transport International, Alaska Airlines, All Nippon Airways, Condor, Copa Airlines, Delta Air Lines, Delta Connection, Frontier, Hawaiian Airlines, Icelandair, Jet Linx Aviation, Korean Air, Qatar Airways, Southwest Airlines, Starlux, United Airlines, Virgin Atlantic, Volaris, WestJet.
How far is the flight from Denver to Seattle?
The flight from Denver to Seattle is 1,645KM or 1,022 miles.
How long does the flight from Denver to Seattle to take?
The flight from Denver to Seattle takes 2 Hours 45 Minutes.

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