Flights from Denver Airport DEN to Seattle Airport SEA

We've found the cheapest flights to Seattle

Returns from £43.46

One-way from £21.73

Flights are available to Denver International from Seattle-Tacoma International with a choice of 22 airliners, Jet Linx Aviation, Japan Airlines, Frontier, Condor, Volaris, KLM, Icelandair, Copa Airlines, Air Transport International, All Nippon Airways, Air France, WestJet, Virgin Atlantic, Starlux, Korean Air, Qatar Airways, Delta Air Lines, Southwest Airlines, Hawaiian Airlines, Air Tahiti Nui, Alaska Airlines and United Airlines. The flight time from Denver International to Seattle-Tacoma International is around 2 Hours 45 Minutes and you will cover 1,645 Km (1,022 Miles). The airport code for Denver International is DEN and for Seattle-Tacoma International it is SEA.

The price of the flight is dependent on the time of the day you fly (if there is a choice) and the day of the week with weekends being normally a higher price. If you are looking to get the cheapest flights possible then we recommend you travel mid week or in the late evening. On occasions, airliners may have special offers so look out for these. Flights to Seattle-Tacoma International United States normally increase in price the nearer the journey date, so it is worth trying to book your tickets in advance if you can.

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 Airlines644444400:2521:05VIEW FLIGHTS
Alaska Airlines533442406:0020:20VIEW FLIGHTS
Hawaiian Airlines533442206:0020:20VIEW FLIGHTS
Air Tahiti Nui533442206:0020:20VIEW FLIGHTS
Southwest Airlines433333307:5022:35VIEW FLIGHTS
Delta Air Lines333333306:0519:51VIEW FLIGHTS
Qatar Airways422331206:0020:20VIEW FLIGHTS
Virgin Atlantic222222106:0512:25VIEW FLIGHTS
Starlux222222112:4015:43VIEW FLIGHTS
Korean Air222221206:0006:45VIEW FLIGHTS
WestJet211122106:0512:25VIEW FLIGHTS
All Nippon Airways111111111:4211:50VIEW FLIGHTS
Air France111111106:0506:05VIEW FLIGHTS
Volaris100211109:4210:00VIEW FLIGHTS
KLM111111012:1812:25VIEW FLIGHTS
Icelandair211110006:4520:20VIEW FLIGHTS
Copa Airlines111111019:4021:05VIEW FLIGHTS
Air Transport International111111000:1822:40VIEW FLIGHTS
Japan Airlines111110006:0008:00VIEW FLIGHTS
Frontier100111109:4210:00VIEW FLIGHTS
Condor200101108:0014:46VIEW FLIGHTS
Jet Linx Aviation000000106:0006:00VIEW FLIGHTS

United Airlines offer the most direct flights from Denver International to Seattle-Tacoma International with an average of 30 flights a week. The earliest flights are operated at 00:25 and the latest flights operated at 21:05 and the most common flight numbers are UA1115, UA1424, UA1729 and UA2013

Contact United Airlines at united.com to booking a flight or find up to date information on the flight times.

Below you can see the times of all flights. These flight times do vary so we recommend you look on the appropriate airline website for accurate information for the dates you are departing.

Flights Time In WeekDays
DayFlight TimesFlights
Monday
00:25
AirlineFlightNo
United AirlinesUA422
06:05
AirlineFlightNo
Air FranceAF2113
Delta Air LinesDL1731
Korean AirKE3014
Virgin AtlanticVS2069
WestJetWS5547
06:14
AirlineFlightNo
Air Tahiti NuiTN2350
Alaska AirlinesAS643
Hawaiian AirlinesHA4868
Korean AirKE6122
Qatar AirwaysQR2036
07:50
AirlineFlightNo
Southwest AirlinesWN856
07:53
AirlineFlightNo
Southwest AirlinesWN8505
08:00
AirlineFlightNo
Air Tahiti NuiTN2312
Alaska AirlinesAS787
CondorDE5208
Hawaiian AirlinesHA4745
IcelandairFI7694
Japan AirlinesJL6365
Qatar AirwaysQR2093
08:30
AirlineFlightNo
United AirlinesUA2271
09:44
AirlineFlightNo
FrontierF94545
VolarisY42780
11:50
AirlineFlightNo
All Nippon AirwaysNH7375
United AirlinesUA1424
12:18
AirlineFlightNo
Delta Air LinesDL2740
KLMKL5644
Virgin AtlanticVS2070
WestJetWS5513
12:50
AirlineFlightNo
Air Tahiti NuiTN2349
Alaska AirlinesAS682
CondorDE5237
Hawaiian AirlinesHA4869
Qatar AirwaysQR2996
StarluxJX7039
15:43
AirlineFlightNo
Air Tahiti NuiTN2338
Alaska AirlinesAS535
Hawaiian AirlinesHA4865
StarluxJX7041
16:05
AirlineFlightNo
United AirlinesUA2013
17:15
AirlineFlightNo
Southwest AirlinesWN2626
19:10
AirlineFlightNo
United AirlinesUA1729
19:51
AirlineFlightNo
Delta Air LinesDL1175
20:13
AirlineFlightNo
Air Tahiti NuiTN2627
Alaska AirlinesAS615
Hawaiian AirlinesHA4820
IcelandairFI7722
Qatar AirwaysQR2016
21:05
AirlineFlightNo
Copa AirlinesCM1141
United AirlinesUA2651
22:35
AirlineFlightNo
Southwest AirlinesWN2628
22:40
AirlineFlightNo
Air Transport International8C3381
VIEW FLIGHTS
Tuesday
00:18
AirlineFlightNo
Air Transport International8C3381
06:05
AirlineFlightNo
Air FranceAF2113
Delta Air LinesDL1731
Korean AirKE3014
Virgin AtlanticVS2069
06:45
AirlineFlightNo
Air Tahiti NuiTN2350
Alaska AirlinesAS643
Hawaiian AirlinesHA4868
IcelandairFI7694
Japan AirlinesJL6365
Korean AirKE6122
Qatar AirwaysQR2036
08:05
AirlineFlightNo
United AirlinesUA2271
08:10
AirlineFlightNo
Southwest AirlinesWN2628
11:42
AirlineFlightNo
All Nippon AirwaysNH7375
United AirlinesUA1424
12:25
AirlineFlightNo
Delta Air LinesDL2740
KLMKL5644
Virgin AtlanticVS2070
WestJetWS5513
12:40
AirlineFlightNo
Air Tahiti NuiTN2349
Alaska AirlinesAS682
Hawaiian AirlinesHA4869
Qatar AirwaysQR2035
StarluxJX7039
15:42
AirlineFlightNo
Air Tahiti NuiTN2338
Alaska AirlinesAS535
Hawaiian AirlinesHA4865
StarluxJX7041
16:20
AirlineFlightNo
United AirlinesUA618
16:40
AirlineFlightNo
Southwest AirlinesWN3308
19:40
AirlineFlightNo
Copa AirlinesCM1141
United AirlinesUA1115
19:45
AirlineFlightNo
Delta Air LinesDL317
20:55
AirlineFlightNo
Southwest AirlinesWN2919
VIEW FLIGHTS
Wednesday
06:05
AirlineFlightNo
Air FranceAF2113
Delta Air LinesDL1731
Korean AirKE3014
Virgin AtlanticVS2069
06:45
AirlineFlightNo
Air Tahiti NuiTN2350
Alaska AirlinesAS643
Hawaiian AirlinesHA4868
IcelandairFI7694
Japan AirlinesJL6365
Korean AirKE6122
Qatar AirwaysQR2036
08:05
AirlineFlightNo
United AirlinesUA2271
08:10
AirlineFlightNo
Southwest AirlinesWN2628
11:42
AirlineFlightNo
All Nippon AirwaysNH7375
United AirlinesUA1424
12:25
AirlineFlightNo
Delta Air LinesDL2740
KLMKL5644
Virgin AtlanticVS2070
WestJetWS5513
12:40
AirlineFlightNo
Air Tahiti NuiTN2349
Alaska AirlinesAS682
Hawaiian AirlinesHA4869
Qatar AirwaysQR2035
StarluxJX7039
15:42
AirlineFlightNo
Air Tahiti NuiTN2338
Alaska AirlinesAS535
Hawaiian AirlinesHA4865
StarluxJX7041
16:20
AirlineFlightNo
United AirlinesUA618
16:40
AirlineFlightNo
Southwest AirlinesWN3308
19:40
AirlineFlightNo
Copa AirlinesCM1141
United AirlinesUA1115
19:45
AirlineFlightNo
Delta Air LinesDL317
20:55
AirlineFlightNo
Southwest AirlinesWN2919
22:10
AirlineFlightNo
Air Transport International8C3381
VIEW FLIGHTS
Thursday
06:00
AirlineFlightNo
Air Tahiti NuiTN2350
Alaska AirlinesAS643
Hawaiian AirlinesHA4868
Japan AirlinesJL6365
Korean AirKE6122
Qatar AirwaysQR2036
06:05
AirlineFlightNo
Air FranceAF2113
Delta Air LinesDL1731
Korean AirKE3014
Virgin AtlanticVS2069
08:05
AirlineFlightNo
United AirlinesUA2271
08:10
AirlineFlightNo
Southwest AirlinesWN2628
10:00
AirlineFlightNo
FrontierF94545
VolarisY42746
VolarisY42780
11:42
AirlineFlightNo
All Nippon AirwaysNH7375
United AirlinesUA1424
12:25
AirlineFlightNo
Delta Air LinesDL2740
KLMKL5644
Virgin AtlanticVS2070
WestJetWS5513
12:40
AirlineFlightNo
Air Tahiti NuiTN2349
Alaska AirlinesAS682
CondorDE5237
Hawaiian AirlinesHA4869
Qatar AirwaysQR2035
StarluxJX7039
15:42
AirlineFlightNo
Air Tahiti NuiTN2338
Alaska AirlinesAS535
Hawaiian AirlinesHA4865
StarluxJX7041
16:20
AirlineFlightNo
United AirlinesUA618
16:40
AirlineFlightNo
Southwest AirlinesWN3308
19:40
AirlineFlightNo
Copa AirlinesCM1141
United AirlinesUA1115
19:45
AirlineFlightNo
Delta Air LinesDL317
20:20
AirlineFlightNo
Air Tahiti NuiTN2627
Alaska AirlinesAS615
Hawaiian AirlinesHA4820
IcelandairFI7722
Qatar AirwaysQR2043
20:55
AirlineFlightNo
Southwest AirlinesWN2919
22:10
AirlineFlightNo
Air Transport International8C3381
VIEW FLIGHTS
Friday
06:00
AirlineFlightNo
Air Tahiti NuiTN2350
Alaska AirlinesAS643
Hawaiian AirlinesHA4868
Japan AirlinesJL6365
Korean AirKE6122
Qatar AirwaysQR2036
06:05
AirlineFlightNo
Air FranceAF2113
Delta Air LinesDL1731
Korean AirKE3014
Virgin AtlanticVS2069
WestJetWS5547
08:05
AirlineFlightNo
United AirlinesUA2271
08:10
AirlineFlightNo
Southwest AirlinesWN2628
09:42
AirlineFlightNo
FrontierF94545
VolarisY42746
11:42
AirlineFlightNo
All Nippon AirwaysNH7375
United AirlinesUA1424
12:25
AirlineFlightNo
Delta Air LinesDL2740
KLMKL5644
Virgin AtlanticVS2070
WestJetWS5513
12:40
AirlineFlightNo
Air Tahiti NuiTN2349
Alaska AirlinesAS682
Hawaiian AirlinesHA4869
Qatar AirwaysQR2035
StarluxJX7039
15:42
AirlineFlightNo
Air Tahiti NuiTN2338
Alaska AirlinesAS535
Hawaiian AirlinesHA4865
StarluxJX7041
16:20
AirlineFlightNo
United AirlinesUA618
16:40
AirlineFlightNo
Southwest AirlinesWN3308
19:40
AirlineFlightNo
Copa AirlinesCM1141
United AirlinesUA1115
19:45
AirlineFlightNo
Delta Air LinesDL317
20:20
AirlineFlightNo
Air Tahiti NuiTN2627
Alaska AirlinesAS615
Hawaiian AirlinesHA4820
IcelandairFI7722
Qatar AirwaysQR2005
20:55
AirlineFlightNo
Southwest AirlinesWN2919
22:10
AirlineFlightNo
Air Transport International8C3381
VIEW FLIGHTS
Saturday
00:03
AirlineFlightNo
Air Transport International8C3381
06:05
AirlineFlightNo
Air FranceAF5785
Delta Air LinesDL1731
Korean AirKE3014
Virgin AtlanticVS2069
WestJetWS5547
07:40
AirlineFlightNo
Southwest AirlinesWN2531
08:05
AirlineFlightNo
United AirlinesUA2271
09:42
AirlineFlightNo
FrontierF94545
VolarisY42746
11:42
AirlineFlightNo
All Nippon AirwaysNH7375
United AirlinesUA1424
12:25
AirlineFlightNo
Delta Air LinesDL2740
KLMKL5644
Virgin AtlanticVS2070
WestJetWS5513
12:40
AirlineFlightNo
Air Tahiti NuiTN2349
Alaska AirlinesAS682
CondorDE5237
Hawaiian AirlinesHA4869
Qatar AirwaysQR2035
StarluxJX7039
14:50
AirlineFlightNo
Southwest AirlinesWN2628
15:42
AirlineFlightNo
Air Tahiti NuiTN2338
Alaska AirlinesAS535
Hawaiian AirlinesHA4865
StarluxJX7041
16:20
AirlineFlightNo
United AirlinesUA618
19:00
AirlineFlightNo
Southwest AirlinesWN3308
19:15
AirlineFlightNo
Copa AirlinesCM1141
United AirlinesUA1115
19:45
AirlineFlightNo
Delta Air LinesDL317
VIEW FLIGHTS
Sunday
06:00
AirlineFlightNo
Air Tahiti NuiTN2350
Alaska AirlinesAS643
Hawaiian AirlinesHA4868
Jet Linx AviationJL6365
Korean AirKE6122
Qatar AirwaysQR2036
06:05
AirlineFlightNo
Air FranceAF5785
Delta Air LinesDL1731
Korean AirKE3014
Virgin AtlanticVS2069
WestJetWS5547
08:05
AirlineFlightNo
United AirlinesUA2271
08:30
AirlineFlightNo
Southwest AirlinesWN519
09:42
AirlineFlightNo
FrontierF94545
VolarisY42746
11:42
AirlineFlightNo
All Nippon AirwaysNH7375
United AirlinesUA1424
12:25
AirlineFlightNo
Delta Air LinesDL2740
12:40
AirlineFlightNo
Alaska AirlinesAS682
14:46
AirlineFlightNo
Air Tahiti NuiTN2349
CondorDE5237
Hawaiian AirlinesHA4869
Qatar AirwaysQR2035
StarluxJX7039
15:42
AirlineFlightNo
Alaska AirlinesAS535
16:20
AirlineFlightNo
United AirlinesUA618
18:30
AirlineFlightNo
Southwest AirlinesWN3308
19:40
AirlineFlightNo
United AirlinesUA1115
19:45
AirlineFlightNo
Delta Air LinesDL317
20:20
AirlineFlightNo
Alaska AirlinesAS615
22:35
AirlineFlightNo
Southwest AirlinesWN2628
VIEW FLIGHTS

You may instead fly from Denver International and arrive at Seattle-Tacoma International by an alternative airport or airports. The summary of this is in the table below.

Alternative Direct Routes
RouteStopsDistanceFlying Time
Broomfield to Seattle01,612 km (1,001 miles)2 Hours 42 Minutes

Before departing Denver International please check that you are holding a valid passport.

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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 £21.73 ($29 €24.90)
£21.73
$29 | €24.90
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 £43.46 ($58 €49.80)
£43.46
$58 | €49.80
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 Tahiti Nui, Air Transport International, Alaska Airlines, All Nippon Airways, Condor, Copa Airlines, Delta Air Lines, Frontier, Hawaiian Airlines, Icelandair, Japan Airlines, Jet Linx Aviation, KLM, 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.

Alternative Airports in United States with Connections from Denver Airport

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Useful Information about Denver Airport

New Q1 Passenger Number Record Set at Denver Airport – Up 19% Year on Year

Denver Airport achieved a new record in passenger numbers during the first quarter. There was a notable increase of 19% compared to the same period last year. Compared to the pre-pandemic figures of the first quarter, the numbers surpassed them by an impressive 15%.

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Lounges at Denver Airport

See all the airport lounges, locations and opening times available at Denver Airport

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Eating and Drinking at Denver Airport

See all bars and restaurants at Denver Airport, including locations and if they are before or after check-in

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Duty Free Shopping at Denver Airport

See all shops available at Denver Airport - plan your duty free shopping in advance

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