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

We've found the cheapest flights to Denver

Returns from £55.09

One-way from £31.27

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

The cost of ticket prices to Denver International United States can vary quite considerably if you travel at certain times of the week especially at weekends. 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 Denver 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 Denver International is 7.0 GMT compared to 8.0 GMT at Seattle-Tacoma International so bare this in mind is you need to make travel arrangements when you arrive at Denver International.

The table below displays the numbers of daily flights from Seattle-Tacoma International (SEA) to Denver International (DEN) and the relevant airlines that fly.

Flights Chart
AirlinerMoTuWeThFrSaSuFirst FlightLast FlightFlights
United Airlines656765605:0018:55VIEW FLIGHTS
Southwest Airlines455443405:0019:25VIEW FLIGHTS
Alaska Airlines444444408:0017:59VIEW FLIGHTS
Hawaiian Airlines444444308:0017:59VIEW FLIGHTS
Air Tahiti Nui444444308:0017:59VIEW FLIGHTS
Delta Air Lines333333307:3519:30VIEW FLIGHTS
Korean Air222222113:3517:21VIEW FLIGHTS
Frontier111221200:3520:43VIEW FLIGHTS
Volaris111221100:3520:43VIEW FLIGHTS
WestJet211111000:2715:15VIEW FLIGHTS
Virgin Atlantic111111119:3023:14VIEW FLIGHTS
SAS102021100:2723:14VIEW FLIGHTS
Qatar Airways111111117:5917:59VIEW FLIGHTS
Jet Linx Aviation111111117:2117:21VIEW FLIGHTS
Condor111111117:5917:59VIEW FLIGHTS
Japan Airlines111111013:3513:35VIEW FLIGHTS
Icelandair020111110:1317:21VIEW FLIGHTS
Air Transport International111111016:0016:35VIEW FLIGHTS
Air France111111019:3019:30VIEW FLIGHTS
All Nippon Airways101110018:5518:55VIEW FLIGHTS
Copa Airlines100110015:3515:35VIEW FLIGHTS

United Airlines offer the most direct flights from Seattle-Tacoma International to Denver International with an average of 41 flights a week. The earliest flights are operated at 05:00 and the latest flights operated at 18:55 and the most common flight numbers are UA1049, UA1218, UA1505 and UA1795

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
00:27
AirlineFlightNo
SASSK3658
WestJetWS5512
05:00
AirlineFlightNo
United AirlinesUA2269
Southwest AirlinesWN3895
06:12
AirlineFlightNo
VolarisY42615
FrontierF93406
07:35
AirlineFlightNo
Delta Air LinesDL2740
08:00
AirlineFlightNo
Air Tahiti NuiTN2349
Alaska AirlinesAS682
Hawaiian AirlinesHA6653
08:20
AirlineFlightNo
Southwest AirlinesWN4027
08:30
AirlineFlightNo
United AirlinesUA1505
10:13
AirlineFlightNo
Air Tahiti NuiTN2338
Alaska AirlinesAS535
Hawaiian AirlinesHA6649
11:10
AirlineFlightNo
United AirlinesUA1049
11:45
AirlineFlightNo
Southwest AirlinesWN3268
12:43
AirlineFlightNo
United AirlinesUA1795
13:35
AirlineFlightNo
Korean AirKE6121
Air Tahiti NuiTN2348
Alaska AirlinesAS620
Hawaiian AirlinesHA6651
Japan AirlinesJL6364
15:15
AirlineFlightNo
Korean AirKE3013
WestJetWS6375
Delta Air LinesDL1675
15:35
AirlineFlightNo
United AirlinesUA757
Copa AirlinesCM1286
15:50
AirlineFlightNo
Southwest AirlinesWN2156
16:00
AirlineFlightNo
Air Transport International8C3347
17:21
AirlineFlightNo
Jet Linx AviationJL6364
17:59
AirlineFlightNo
Air Tahiti NuiTN2534
Alaska AirlinesAS1163
Hawaiian AirlinesHA6654
Qatar AirwaysQR2181
CondorDE5270
18:55
AirlineFlightNo
United AirlinesUA1218
All Nippon AirwaysNH7376
19:30
AirlineFlightNo
Air FranceAF2530
Delta Air LinesDL1750
Virgin AtlanticVS2102
VIEW FLIGHTS
Tuesday
05:00
AirlineFlightNo
United AirlinesUA2269
05:50
AirlineFlightNo
Southwest AirlinesWN1530
07:35
AirlineFlightNo
Delta Air LinesDL2740
08:00
AirlineFlightNo
Air Tahiti NuiTN2349
Alaska AirlinesAS682
Hawaiian AirlinesHA6555
08:30
AirlineFlightNo
United AirlinesUA1505
08:35
AirlineFlightNo
Southwest AirlinesWN3268
10:13
AirlineFlightNo
Air Tahiti NuiTN2338
Alaska AirlinesAS535
Hawaiian AirlinesHA6649
IcelandairFI7701
11:00
AirlineFlightNo
Southwest AirlinesWN733
11:10
AirlineFlightNo
United AirlinesUA1049
12:35
AirlineFlightNo
Southwest AirlinesWN1681
12:43
AirlineFlightNo
United AirlinesUA1795
13:25
AirlineFlightNo
VolarisY42615
FrontierF93406
13:35
AirlineFlightNo
Korean AirKE6121
Air Tahiti NuiTN2348
Alaska AirlinesAS620
Hawaiian AirlinesHA6651
IcelandairFI7699
Japan AirlinesJL6364
15:15
AirlineFlightNo
Korean AirKE3013
WestJetWS6906
Delta Air LinesDL1675
15:35
AirlineFlightNo
United AirlinesUA757
16:00
AirlineFlightNo
Air Transport International8C3347
16:59
AirlineFlightNo
Southwest AirlinesWN2130
17:21
AirlineFlightNo
Jet Linx AviationJL6364
17:59
AirlineFlightNo
Air Tahiti NuiTN2534
Alaska AirlinesAS1163
Hawaiian AirlinesHA6654
Qatar AirwaysQR2181
CondorDE5270
19:30
AirlineFlightNo
Air FranceAF2530
Delta Air LinesDL1750
Virgin AtlanticVS2102
VIEW FLIGHTS
Wednesday
05:00
AirlineFlightNo
United AirlinesUA2269
05:50
AirlineFlightNo
Southwest AirlinesWN1530
07:35
AirlineFlightNo
Delta Air LinesDL2740
08:00
AirlineFlightNo
Air Tahiti NuiTN2349
Alaska AirlinesAS682
Hawaiian AirlinesHA6555
08:30
AirlineFlightNo
United AirlinesUA1505
08:35
AirlineFlightNo
Southwest AirlinesWN3268
10:13
AirlineFlightNo
Air Tahiti NuiTN2338
Alaska AirlinesAS535
Hawaiian AirlinesHA6649
11:00
AirlineFlightNo
Southwest AirlinesWN733
11:10
AirlineFlightNo
United AirlinesUA1049
12:35
AirlineFlightNo
Southwest AirlinesWN1681
12:43
AirlineFlightNo
United AirlinesUA1795
13:35
AirlineFlightNo
Korean AirKE6121
Air Tahiti NuiTN2348
Alaska AirlinesAS620
Hawaiian AirlinesHA6651
Japan AirlinesJL6364
15:15
AirlineFlightNo
Korean AirKE3013
SASSK3262
WestJetWS5575
Delta Air LinesDL1675
15:35
AirlineFlightNo
United AirlinesUA757
16:00
AirlineFlightNo
Air Transport International8C3347
16:59
AirlineFlightNo
Southwest AirlinesWN2130
17:21
AirlineFlightNo
Jet Linx AviationJL6364
17:59
AirlineFlightNo
Air Tahiti NuiTN2534
Alaska AirlinesAS1163
Hawaiian AirlinesHA6654
Qatar AirwaysQR2181
CondorDE5270
18:55
AirlineFlightNo
United AirlinesUA1218
All Nippon AirwaysNH7376
19:30
AirlineFlightNo
SASSK3658
Air FranceAF2530
Delta Air LinesDL1750
Virgin AtlanticVS2102
20:43
AirlineFlightNo
VolarisY42089
FrontierF91176
VIEW FLIGHTS
Thursday
00:35
AirlineFlightNo
VolarisY42089
FrontierF91176
05:00
AirlineFlightNo
United AirlinesUA2269
Southwest AirlinesWN3457
07:35
AirlineFlightNo
Delta Air LinesDL2740
08:00
AirlineFlightNo
Air Tahiti NuiTN2349
Alaska AirlinesAS682
Hawaiian AirlinesHA6555
08:20
AirlineFlightNo
Southwest AirlinesWN4027
08:30
AirlineFlightNo
United AirlinesUA1505
10:13
AirlineFlightNo
Air Tahiti NuiTN2338
Alaska AirlinesAS535
Hawaiian AirlinesHA6649
IcelandairFI7701
11:10
AirlineFlightNo
United AirlinesUA1049
11:45
AirlineFlightNo
Southwest AirlinesWN3268
12:43
AirlineFlightNo
United AirlinesUA1795
13:02
AirlineFlightNo
VolarisY42615
FrontierF93406
13:35
AirlineFlightNo
Korean AirKE6121
Air Tahiti NuiTN2348
Alaska AirlinesAS620
Hawaiian AirlinesHA6651
Japan AirlinesJL6364
15:15
AirlineFlightNo
Korean AirKE3013
WestJetWS5481
Delta Air LinesDL1675
15:35
AirlineFlightNo
United AirlinesUA757
Copa AirlinesCM1286
15:50
AirlineFlightNo
Southwest AirlinesWN2156
16:35
AirlineFlightNo
Air Transport International8C3347
17:21
AirlineFlightNo
Jet Linx AviationJL6364
17:59
AirlineFlightNo
Air Tahiti NuiTN2534
Alaska AirlinesAS1163
Hawaiian AirlinesHA6654
Qatar AirwaysQR2181
CondorDE5270
18:30
AirlineFlightNo
United AirlinesUA3926
18:55
AirlineFlightNo
United AirlinesUA1218
All Nippon AirwaysNH7376
19:30
AirlineFlightNo
Air FranceAF2530
Delta Air LinesDL1750
Virgin AtlanticVS2102
VIEW FLIGHTS
Friday
05:00
AirlineFlightNo
United AirlinesUA2269
Southwest AirlinesWN3895
07:35
AirlineFlightNo
Delta Air LinesDL2740
08:00
AirlineFlightNo
Air Tahiti NuiTN2349
Alaska AirlinesAS682
Hawaiian AirlinesHA6653
08:20
AirlineFlightNo
Southwest AirlinesWN4027
08:30
AirlineFlightNo
United AirlinesUA1505
10:13
AirlineFlightNo
Air Tahiti NuiTN2338
Alaska AirlinesAS535
Hawaiian AirlinesHA6649
IcelandairFI7701
11:10
AirlineFlightNo
United AirlinesUA1049
11:45
AirlineFlightNo
Southwest AirlinesWN3268
12:43
AirlineFlightNo
United AirlinesUA1795
13:35
AirlineFlightNo
Korean AirKE6121
Air Tahiti NuiTN2348
Alaska AirlinesAS620
Hawaiian AirlinesHA6651
Japan AirlinesJL6364
14:31
AirlineFlightNo
VolarisY42615
FrontierF93406
15:15
AirlineFlightNo
Korean AirKE3013
SASSK3262
WestJetWS8051
Delta Air LinesDL1675
15:35
AirlineFlightNo
United AirlinesUA757
Copa AirlinesCM1286
15:50
AirlineFlightNo
Southwest AirlinesWN2156
16:05
AirlineFlightNo
Air Transport International8C3347
17:21
AirlineFlightNo
Jet Linx AviationJL6364
17:59
AirlineFlightNo
Air Tahiti NuiTN2534
Alaska AirlinesAS1163
Hawaiian AirlinesHA6654
Qatar AirwaysQR2181
CondorDE5270
18:55
AirlineFlightNo
United AirlinesUA1218
All Nippon AirwaysNH7376
19:30
AirlineFlightNo
SASSK3658
Air FranceAF2530
Delta Air LinesDL1750
Virgin AtlanticVS2102
20:43
AirlineFlightNo
VolarisY42089
FrontierF91176
VIEW FLIGHTS
Saturday
05:00
AirlineFlightNo
United AirlinesUA2269
Southwest AirlinesWN3895
07:35
AirlineFlightNo
Delta Air LinesDL2740
08:00
AirlineFlightNo
Air Tahiti NuiTN2349
Alaska AirlinesAS682
Hawaiian AirlinesHA6555
08:30
AirlineFlightNo
United AirlinesUA1505
10:13
AirlineFlightNo
Air Tahiti NuiTN2338
Alaska AirlinesAS535
Hawaiian AirlinesHA6649
IcelandairFI7701
11:10
AirlineFlightNo
United AirlinesUA1049
12:35
AirlineFlightNo
Southwest AirlinesWN1681
12:43
AirlineFlightNo
United AirlinesUA1795
13:35
AirlineFlightNo
Korean AirKE6121
Air Tahiti NuiTN2348
Alaska AirlinesAS620
Hawaiian AirlinesHA6651
Japan AirlinesJL6364
15:15
AirlineFlightNo
Korean AirKE3013
WestJetWS8051
Delta Air LinesDL1675
15:35
AirlineFlightNo
United AirlinesUA757
16:30
AirlineFlightNo
Southwest AirlinesWN733
16:35
AirlineFlightNo
Air Transport International8C3347
17:21
AirlineFlightNo
Jet Linx AviationJL6364
17:59
AirlineFlightNo
Air Tahiti NuiTN2534
Alaska AirlinesAS1163
Hawaiian AirlinesHA6654
Qatar AirwaysQR2181
CondorDE5270
19:30
AirlineFlightNo
SASSK3658
Air FranceAF2530
Delta Air LinesDL1750
Virgin AtlanticVS2102
20:43
AirlineFlightNo
VolarisY42089
FrontierF91176
VIEW FLIGHTS
Sunday
00:35
AirlineFlightNo
VolarisY42089
05:00
AirlineFlightNo
United AirlinesUA2269
05:35
AirlineFlightNo
Southwest AirlinesWN3268
07:35
AirlineFlightNo
Delta Air LinesDL2740
08:00
AirlineFlightNo
Alaska AirlinesAS682
08:30
AirlineFlightNo
United AirlinesUA1505
10:13
AirlineFlightNo
Alaska AirlinesAS535
10:30
AirlineFlightNo
Southwest AirlinesWN660
11:10
AirlineFlightNo
United AirlinesUA1049
11:53
AirlineFlightNo
Air Tahiti NuiTN2349
Hawaiian AirlinesHA6555
12:43
AirlineFlightNo
United AirlinesUA1795
13:35
AirlineFlightNo
Alaska AirlinesAS620
14:31
AirlineFlightNo
FrontierF93406
15:15
AirlineFlightNo
Delta Air LinesDL1675
15:35
AirlineFlightNo
United AirlinesUA757
16:10
AirlineFlightNo
Southwest AirlinesWN2156
17:21
AirlineFlightNo
Korean AirKE6121
Air Tahiti NuiTN2348
Hawaiian AirlinesHA6651
IcelandairFI7699
Jet Linx AviationJL6364
17:59
AirlineFlightNo
Air Tahiti NuiTN2534
Alaska AirlinesAS1163
Hawaiian AirlinesHA6654
Qatar AirwaysQR2181
CondorDE5270
18:55
AirlineFlightNo
United AirlinesUA1218
19:25
AirlineFlightNo
Southwest AirlinesWN3409
19:30
AirlineFlightNo
Delta Air LinesDL1750
20:43
AirlineFlightNo
FrontierF91176
23:14
AirlineFlightNo
SASSK3658
Virgin AtlanticVS2102
VIEW FLIGHTS

Instead of flying directly from Seattle-Tacoma International and arrive at Denver International, you may arrive Denver International by another airport. Please see chart below for a list of these.

Alternative Direct Routes
RouteStopsDistanceFlying Time
Seattle Boeing Field King County to Denver01,648 km (1,024 miles)2 Hours 45 Minutes
Everett to Denver01,665 km (1,034 miles)2 Hours 46 Minutes
Richmond Vancouver to Denver01,789 km (1,112 miles)2 Hours 55 Minutes

Don’t forget that flight regulations are getting tight so we recommend you leave plenty of time to get through customs at Seattle-Tacoma International.

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

DIRECT Frontier Airlines
What is the cheapest direct flight one way from Seattle SEA to Denver DEN?
The cheapest direct flight one way from Seattle SEA to Denver DEN is £31.27 ($42 €35.93)
£31.27
$42 | €35.93
Check Latest Price
DIRECT Frontier Airlines
What is the cheapest direct return flight from Seattle SEA to Denver DEN?
The cheapest direct return flight from Seattle SEA to Denver DEN is £55.09 ($74 €63.30)
£55.09
$74 | €63.30
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 SEA to DEN

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

Who flies from Seattle to Denver?
The following airlines fly from Seattle (SEA) to Denver (DEN): 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, Korean Air, Qatar Airways, SAS, Southwest Airlines, United Airlines, Virgin Atlantic, Volaris, WestJet.
How far is the flight from Seattle to Denver?
The flight from Seattle to Denver is 1,645KM or 1,022 miles.
How long does the flight from Seattle to Denver to take?
The flight from Seattle to Denver takes 2 Hours 45 Minutes.

Other Airports Connecting To Denver Airport in united states

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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

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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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