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

We've found the cheapest flights to Seattle

Returns from £60.45

One-way from £37.20

Flights are offered by 25 airline companies if you are flying to Seattle-Tacoma International to Denver International. The journey time flying from Denver International to Seattle-Tacoma International United States is around 2 Hours 45 Minutes. With the distance covered being 1,645 Km (1,022 Miles). The airport code for Denver International is DEN and for Seattle-Tacoma International it is SEA.

The cost of the air travel varies depending on what day you travel and the time of day. Seattle-Tacoma International United States flights may be normally booked months in advance and this may be the best option if you intend to get the best prices from Denver International. 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.

Please see below the airlines that fly from Denver International (DEN) to Seattle-Tacoma International (SEA) and the amount of daily flights in operation.

Flights Chart
AirlinerMoTuWeThFrSaSuFirst FlightLast FlightFlights
United Airlines545555506:4521:00VIEW FLIGHTS
Alaska Airlines433443406:0019:55VIEW FLIGHTS
Southwest Airlines333344400:5022:50VIEW FLIGHTS
Hawaiian Airlines433443206:0019:55VIEW FLIGHTS
Air Tahiti Nui433443206:0019:55VIEW FLIGHTS
Starlux322332111:3819:55VIEW FLIGHTS
Qatar Airways222222206:0012:38VIEW FLIGHTS
Korean Air222222205:1007:00VIEW FLIGHTS
Delta Connection222222113:2219:50VIEW FLIGHTS
Virgin Atlantic222222006:2513:22VIEW FLIGHTS
Icelandair211221007:0019:55VIEW FLIGHTS
Delta Air Lines111111205:1013:20VIEW FLIGHTS
WestJet111111105:1006:25VIEW FLIGHTS
Jet Linx Aviation111111106:0007:00VIEW FLIGHTS
All Nippon Airways111111111:5012:54VIEW FLIGHTS
Air France111111105:1006:25VIEW FLIGHTS
KLM111111019:5022:07VIEW FLIGHTS
Japan Airlines111111009:1609:16VIEW FLIGHTS
Copa Airlines101111120:0021:00VIEW FLIGHTS
Aeromexico111111019:5022:07VIEW FLIGHTS
Frontier101110108:5610:30VIEW FLIGHTS
Condor111101012:3814:45VIEW FLIGHTS
Volaris101110009:5610:30VIEW FLIGHTS
Air Transport International100111021:1521:15VIEW FLIGHTS
Singapore Airlines100010019:5519:55VIEW FLIGHTS

United Airlines offer the most direct flights from Denver International to Seattle-Tacoma International with an average of 34 flights a week. The earliest flights are operated at 06:45 and the latest flights operated at 21:00 and the most common flight numbers are UA1229, UA204, UA2651 and UA299

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
06:25
AirlineFlightNo
Korean AirKE3014
WestJetWS8136
Air FranceAF2113
Delta Air LinesDL1731
Virgin AtlanticVS2069
07:00
AirlineFlightNo
Korean AirKE6122
Air Tahiti NuiTN2350
Alaska AirlinesAS643
Hawaiian AirlinesHA4821
IcelandairFI7694
Qatar AirwaysQR2036
Jet Linx AviationJL6365
07:46
AirlineFlightNo
United AirlinesUA204
08:05
AirlineFlightNo
Southwest AirlinesWN3022
09:16
AirlineFlightNo
Japan AirlinesJL6365
10:30
AirlineFlightNo
VolarisY42754
FrontierF91175
11:50
AirlineFlightNo
United AirlinesUA690
All Nippon AirwaysNH7375
12:38
AirlineFlightNo
Air Tahiti NuiTN2349
Alaska AirlinesAS682
Hawaiian AirlinesHA4869
Qatar AirwaysQR2035
CondorDE5237
StarluxJX7041
13:22
AirlineFlightNo
Delta ConnectionDL3694
Virgin AtlanticVS2070
16:01
AirlineFlightNo
United AirlinesUA745
16:10
AirlineFlightNo
Southwest AirlinesWN2356
17:08
AirlineFlightNo
Air Tahiti NuiTN2392
Alaska AirlinesAS615
Hawaiian AirlinesHA4820
StarluxJX7037
19:00
AirlineFlightNo
United AirlinesUA299
19:50
AirlineFlightNo
AeromexicoAM4279
KLMKL7765
Delta ConnectionDL3679
19:55
AirlineFlightNo
Air Tahiti NuiTN2499
Singapore AirlinesSQ1219
Alaska AirlinesAS525
Hawaiian AirlinesHA4819
IcelandairFI7698
StarluxJX7039
20:44
AirlineFlightNo
United AirlinesUA2651
Copa AirlinesCM1141
21:15
AirlineFlightNo
Air Transport International8C3453
21:55
AirlineFlightNo
Southwest AirlinesWN540
VIEW FLIGHTS
Tuesday
06:25
AirlineFlightNo
Korean AirKE3014
WestJetWS8136
Air FranceAF2113
Delta Air LinesDL1731
Virgin AtlanticVS2069
07:00
AirlineFlightNo
Korean AirKE6122
Air Tahiti NuiTN2350
Alaska AirlinesAS643
Hawaiian AirlinesHA4821
IcelandairFI7694
Qatar AirwaysQR2036
Jet Linx AviationJL6365
07:46
AirlineFlightNo
United AirlinesUA204
09:16
AirlineFlightNo
Japan AirlinesJL6365
10:50
AirlineFlightNo
Southwest AirlinesWN3022
11:50
AirlineFlightNo
United AirlinesUA690
All Nippon AirwaysNH7375
12:38
AirlineFlightNo
Air Tahiti NuiTN2349
Alaska AirlinesAS682
Hawaiian AirlinesHA4869
Qatar AirwaysQR2035
CondorDE5237
StarluxJX7041
13:22
AirlineFlightNo
Delta ConnectionDL3694
Virgin AtlanticVS2070
15:50
AirlineFlightNo
Southwest AirlinesWN2356
16:01
AirlineFlightNo
United AirlinesUA745
17:08
AirlineFlightNo
Air Tahiti NuiTN2392
Alaska AirlinesAS615
Hawaiian AirlinesHA4820
StarluxJX7037
19:00
AirlineFlightNo
United AirlinesUA299
19:50
AirlineFlightNo
Delta ConnectionDL3679
20:40
AirlineFlightNo
Southwest AirlinesWN540
22:07
AirlineFlightNo
AeromexicoAM4279
KLMKL7765
VIEW FLIGHTS
Wednesday
06:25
AirlineFlightNo
Korean AirKE3014
WestJetWS8136
Air FranceAF2113
Delta Air LinesDL1731
Virgin AtlanticVS2069
07:00
AirlineFlightNo
Korean AirKE6122
Air Tahiti NuiTN2350
Alaska AirlinesAS643
Hawaiian AirlinesHA4821
IcelandairFI7694
Qatar AirwaysQR2036
Jet Linx AviationJL6365
07:46
AirlineFlightNo
United AirlinesUA204
09:16
AirlineFlightNo
Japan AirlinesJL6365
10:30
AirlineFlightNo
VolarisY42754
FrontierF91175
10:50
AirlineFlightNo
Southwest AirlinesWN3022
11:50
AirlineFlightNo
United AirlinesUA690
All Nippon AirwaysNH7375
12:38
AirlineFlightNo
Air Tahiti NuiTN2349
Alaska AirlinesAS682
Hawaiian AirlinesHA4869
Qatar AirwaysQR2035
StarluxJX7041
13:22
AirlineFlightNo
Delta ConnectionDL3694
Virgin AtlanticVS2070
14:45
AirlineFlightNo
CondorDE5237
15:50
AirlineFlightNo
Southwest AirlinesWN2356
16:01
AirlineFlightNo
United AirlinesUA745
17:08
AirlineFlightNo
Air Tahiti NuiTN2392
Alaska AirlinesAS615
Hawaiian AirlinesHA4820
StarluxJX7037
19:00
AirlineFlightNo
United AirlinesUA299
19:50
AirlineFlightNo
AeromexicoAM4279
KLMKL7765
Delta ConnectionDL3679
20:40
AirlineFlightNo
Southwest AirlinesWN540
20:44
AirlineFlightNo
United AirlinesUA2651
Copa AirlinesCM1141
VIEW FLIGHTS
Thursday
06:25
AirlineFlightNo
Korean AirKE3014
WestJetWS8136
Air FranceAF2113
Delta Air LinesDL1731
Virgin AtlanticVS2069
07:00
AirlineFlightNo
Korean AirKE6122
Air Tahiti NuiTN2350
Alaska AirlinesAS643
Hawaiian AirlinesHA4821
IcelandairFI7694
Qatar AirwaysQR2036
Jet Linx AviationJL6365
07:45
AirlineFlightNo
United AirlinesUA204
09:16
AirlineFlightNo
Japan AirlinesJL6365
09:56
AirlineFlightNo
VolarisY42754
FrontierF91175
10:35
AirlineFlightNo
Southwest AirlinesWN2483
11:50
AirlineFlightNo
United AirlinesUA690
All Nippon AirwaysNH7375
12:38
AirlineFlightNo
Air Tahiti NuiTN2349
Alaska AirlinesAS682
Hawaiian AirlinesHA4869
Qatar AirwaysQR2035
CondorDE5237
StarluxJX7041
13:22
AirlineFlightNo
Delta ConnectionDL3694
Virgin AtlanticVS2070
16:03
AirlineFlightNo
United AirlinesUA745
17:08
AirlineFlightNo
Air Tahiti NuiTN2392
Alaska AirlinesAS615
Hawaiian AirlinesHA4820
StarluxJX7037
18:25
AirlineFlightNo
Southwest AirlinesWN1567
19:00
AirlineFlightNo
United AirlinesUA299
19:50
AirlineFlightNo
AeromexicoAM4279
KLMKL7765
Delta ConnectionDL3679
19:55
AirlineFlightNo
Air Tahiti NuiTN2499
Alaska AirlinesAS525
Hawaiian AirlinesHA4819
IcelandairFI7698
StarluxJX7039
20:44
AirlineFlightNo
United AirlinesUA1229
Copa AirlinesCM1141
21:15
AirlineFlightNo
Air Transport International8C3453
22:50
AirlineFlightNo
Southwest AirlinesWN981
VIEW FLIGHTS
Friday
05:45
AirlineFlightNo
Southwest AirlinesWN8863
06:25
AirlineFlightNo
Korean AirKE3014
WestJetWS8136
Air FranceAF2113
Delta Air LinesDL1731
Virgin AtlanticVS2069
07:00
AirlineFlightNo
Korean AirKE6122
Air Tahiti NuiTN2350
Alaska AirlinesAS643
Hawaiian AirlinesHA4821
IcelandairFI7694
Qatar AirwaysQR2036
Jet Linx AviationJL6365
07:45
AirlineFlightNo
United AirlinesUA204
09:16
AirlineFlightNo
Japan AirlinesJL6365
09:56
AirlineFlightNo
VolarisY42754
FrontierF91175
10:35
AirlineFlightNo
Southwest AirlinesWN2483
11:50
AirlineFlightNo
United AirlinesUA690
All Nippon AirwaysNH7375
12:38
AirlineFlightNo
Air Tahiti NuiTN2349
Alaska AirlinesAS682
Hawaiian AirlinesHA4869
Qatar AirwaysQR2035
StarluxJX7041
13:22
AirlineFlightNo
Delta ConnectionDL3694
Virgin AtlanticVS2070
16:03
AirlineFlightNo
United AirlinesUA745
17:08
AirlineFlightNo
Air Tahiti NuiTN2392
Alaska AirlinesAS615
Hawaiian AirlinesHA4820
StarluxJX7037
18:25
AirlineFlightNo
Southwest AirlinesWN1567
19:00
AirlineFlightNo
United AirlinesUA299
19:50
AirlineFlightNo
AeromexicoAM4279
KLMKL7765
Delta ConnectionDL3679
19:55
AirlineFlightNo
Air Tahiti NuiTN2499
Singapore AirlinesSQ1219
Alaska AirlinesAS525
Hawaiian AirlinesHA4819
IcelandairFI7698
StarluxJX7039
21:00
AirlineFlightNo
United AirlinesUA1229
Copa AirlinesCM1141
21:15
AirlineFlightNo
Air Transport International8C3453
22:50
AirlineFlightNo
Southwest AirlinesWN981
VIEW FLIGHTS
Saturday
00:50
AirlineFlightNo
Southwest AirlinesWN981
06:25
AirlineFlightNo
Korean AirKE3014
WestJetWS8136
Air FranceAF5785
Delta Air LinesDL1731
Virgin AtlanticVS2069
07:00
AirlineFlightNo
Korean AirKE6122
Air Tahiti NuiTN2350
Alaska AirlinesAS643
Hawaiian AirlinesHA4821
IcelandairFI7694
Qatar AirwaysQR2036
Jet Linx AviationJL6365
07:45
AirlineFlightNo
United AirlinesUA204
08:45
AirlineFlightNo
Southwest AirlinesWN2483
09:16
AirlineFlightNo
Japan AirlinesJL6365
11:50
AirlineFlightNo
United AirlinesUA690
All Nippon AirwaysNH7375
12:38
AirlineFlightNo
Air Tahiti NuiTN2349
Alaska AirlinesAS682
Hawaiian AirlinesHA4869
Qatar AirwaysQR2035
CondorDE5237
StarluxJX7041
13:45
AirlineFlightNo
Delta ConnectionDL3694
Virgin AtlanticVS2070
16:03
AirlineFlightNo
United AirlinesUA745
16:15
AirlineFlightNo
Southwest AirlinesWN1567
17:13
AirlineFlightNo
Air Tahiti NuiTN2392
Alaska AirlinesAS615
Hawaiian AirlinesHA4820
StarluxJX7037
19:00
AirlineFlightNo
United AirlinesUA299
19:50
AirlineFlightNo
AeromexicoAM4279
KLMKL7765
Delta ConnectionDL3679
21:00
AirlineFlightNo
United AirlinesUA1229
Copa AirlinesCM1141
21:45
AirlineFlightNo
Air Transport International8C3453
22:50
AirlineFlightNo
Southwest AirlinesWN5291
VIEW FLIGHTS
Sunday
00:50
AirlineFlightNo
Southwest AirlinesWN5291
05:10
AirlineFlightNo
Korean AirKE3014
WestJetWS8136
Air FranceAF2258
Delta Air LinesDL1731
06:00
AirlineFlightNo
Korean AirKE6030
Air Tahiti NuiTN2350
Alaska AirlinesAS643
Hawaiian AirlinesHA4821
Qatar AirwaysQR2036
Jet Linx AviationJL6365
06:45
AirlineFlightNo
United AirlinesUA204
07:45
AirlineFlightNo
Southwest AirlinesWN2483
08:56
AirlineFlightNo
FrontierF91175
10:50
AirlineFlightNo
United AirlinesUA690
11:38
AirlineFlightNo
Air Tahiti NuiTN2349
Alaska AirlinesAS682
Hawaiian AirlinesHA4869
Qatar AirwaysQR2035
StarluxJX7041
12:54
AirlineFlightNo
All Nippon AirwaysNH7375
13:20
AirlineFlightNo
Delta Air LinesDL2740
15:03
AirlineFlightNo
United AirlinesUA745
15:30
AirlineFlightNo
Southwest AirlinesWN3950
16:08
AirlineFlightNo
Alaska AirlinesAS611
18:00
AirlineFlightNo
United AirlinesUA299
18:50
AirlineFlightNo
Delta ConnectionDL3681
18:55
AirlineFlightNo
Alaska AirlinesAS525
20:00
AirlineFlightNo
United AirlinesUA1229
Copa AirlinesCM1141
21:45
AirlineFlightNo
Southwest AirlinesWN981
VIEW FLIGHTS

Alternatively, there are other routes that depart Denver International and arrive at Seattle-Tacoma International or other nearby airports. The table below gives you a summary of these.

Alternative Direct Routes
RouteStopsDistanceFlying Time
Aspen to Seattle01,543 km (959 miles)2 Hours 38 Minutes
Vail Eagle Eagle County to Seattle01,510 km (938 miles)2 Hours 35 Minutes
Hayden to Seattle01,431 km (889 miles)2 Hours 30 Minutes

Before departing customs Denver International make sure that you do not exceed baggage allowances as excess charges may be considerable.

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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 £37.20 ($48 €44.29)
£37.20
$48 | €44.29
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 £60.45 ($78 €71.98)
£60.45
$78 | €71.98
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): Aeromexico, Air France, Air Tahiti Nui, Air Transport International, Alaska Airlines, All Nippon Airways, Condor, Copa Airlines, Delta Air Lines, Delta Connection, Frontier, Hawaiian Airlines, Icelandair, Japan Airlines, Jet Linx Aviation, KLM, Korean Air, Qatar Airways, Singapore Airlines, 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

Denver Airport Lounges

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Dining and Bars 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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Shops and Duty Free at Denver Airport

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

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Denver Tourist Attractions

Things to do and see in and around Denver International Airport in Colorado and beyond...

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