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

We've found the cheapest flights to Denver

Returns from £100.04

One-way from £50.39

Jet Linx Aviation, Swiss, Singapore Airlines, SAS, Air France, Copa Airlines, Virgin Atlantic, Japan Airlines, All Nippon Airways, Air Transport International, Starlux, Finnair, WestJet, Volaris, KLM, Frontier, Condor, Icelandair, Qatar Airways, Korean Air, Delta Air Lines, Southwest Airlines, Air Tahiti Nui, Hawaiian Airlines, Alaska 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 Airlines545877505:1519:59VIEW FLIGHTS
Alaska Airlines555555508:1820:23VIEW FLIGHTS
Hawaiian Airlines555555300:0520:23VIEW FLIGHTS
Air Tahiti Nui555554300:0520:23VIEW FLIGHTS
Southwest Airlines444443405:0016:40VIEW FLIGHTS
Delta Air Lines333334307:1018:00VIEW FLIGHTS
Korean Air333333214:0018:00VIEW FLIGHTS
Qatar Airways342322200:0520:23VIEW FLIGHTS
Icelandair222333100:0520:23VIEW FLIGHTS
Condor222222200:0520:23VIEW FLIGHTS
KLM222212114:0018:00VIEW FLIGHTS
Frontier211222206:0019:10VIEW FLIGHTS
WestJet222121114:0018:00VIEW FLIGHTS
Volaris211221206:0023:12VIEW FLIGHTS
Starlux111111100:0520:23VIEW FLIGHTS
Finnair111111117:5517:55VIEW FLIGHTS
Virgin Atlantic111111018:0018:00VIEW FLIGHTS
Japan Airlines111111013:0913:09VIEW FLIGHTS
All Nippon Airways101111119:1523:50VIEW FLIGHTS
Air Transport International111111016:0016:05VIEW FLIGHTS
Copa Airlines101111014:3015:25VIEW FLIGHTS
Swiss101010012:4012:44VIEW FLIGHTS
Singapore Airlines010101013:0913:09VIEW FLIGHTS
SAS001011018:0018:00VIEW FLIGHTS
Air France010100117:5017:50VIEW FLIGHTS
Jet Linx Aviation0000010VIEW 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 05:15 and the latest flights operated at 19:59 and the most common flight numbers are UA1061, UA1218, UA1417 and UA1476

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
05:15
AirlineFlightNo
United AirlinesUA2269
05:35
AirlineFlightNo
Southwest AirlinesWN443
06:00
AirlineFlightNo
VolarisY42182
FrontierF93406
07:10
AirlineFlightNo
Delta Air LinesDL2740
07:20
AirlineFlightNo
Southwest AirlinesWN3873
08:50
AirlineFlightNo
United AirlinesUA617
10:15
AirlineFlightNo
Air Tahiti NuiTN2481
Alaska AirlinesAS424
Hawaiian AirlinesHA6649
IcelandairFI7695
12:21
AirlineFlightNo
VolarisY42053
FrontierF91176
12:40
AirlineFlightNo
United AirlinesUA1417
Southwest AirlinesWN2940
SwissLX3129
13:09
AirlineFlightNo
Air Tahiti NuiTN2494
Alaska AirlinesAS602
Hawaiian AirlinesHA6651
Japan AirlinesJL6364
14:00
AirlineFlightNo
Korean AirKE3013
Delta Air LinesDL2759
14:55
AirlineFlightNo
Southwest AirlinesWN3429
15:20
AirlineFlightNo
Korean AirKE6121
Air Tahiti NuiTN2492
Alaska AirlinesAS425
Hawaiian AirlinesHA6653
Qatar AirwaysQR2040
15:25
AirlineFlightNo
United AirlinesUA757
Copa AirlinesCM1286
16:00
AirlineFlightNo
Air Transport International8C3347
17:50
AirlineFlightNo
WestJetWS6815
KLMKL5988
17:55
AirlineFlightNo
FinnairAY2595
Air Tahiti NuiTN2454
Alaska AirlinesAS524
Hawaiian AirlinesHA6652
Qatar AirwaysQR2143
CondorDE5207
18:00
AirlineFlightNo
Korean AirKE3495
WestJetWS8323
KLMKL7528
Delta Air LinesDL2851
Virgin AtlanticVS2102
19:15
AirlineFlightNo
United AirlinesUA1218
All Nippon AirwaysNH7376
20:23
AirlineFlightNo
Air Tahiti NuiTN2477
Alaska AirlinesAS321
Hawaiian AirlinesHA6455
IcelandairFI7699
Qatar AirwaysQR2138
CondorDE5270
StarluxJX7040
VIEW FLIGHTS
Tuesday
05:00
AirlineFlightNo
Southwest AirlinesWN2940
05:15
AirlineFlightNo
United AirlinesUA2269
06:00
AirlineFlightNo
VolarisY42182
FrontierF93406
07:10
AirlineFlightNo
Delta Air LinesDL2740
07:35
AirlineFlightNo
Southwest AirlinesWN443
08:50
AirlineFlightNo
United AirlinesUA617
10:15
AirlineFlightNo
Air Tahiti NuiTN2481
Alaska AirlinesAS424
Hawaiian AirlinesHA6649
IcelandairFI7695
12:25
AirlineFlightNo
Southwest AirlinesWN3429
12:40
AirlineFlightNo
United AirlinesUA1417
13:09
AirlineFlightNo
Air Tahiti NuiTN2494
Singapore AirlinesSQ1218
Alaska AirlinesAS602
Hawaiian AirlinesHA6651
Japan AirlinesJL6364
14:00
AirlineFlightNo
Delta Air LinesDL2759
14:50
AirlineFlightNo
Southwest AirlinesWN3873
15:20
AirlineFlightNo
Korean AirKE6121
Air Tahiti NuiTN2492
Alaska AirlinesAS486
Hawaiian AirlinesHA6164
Qatar AirwaysQR2147
15:25
AirlineFlightNo
United AirlinesUA757
16:00
AirlineFlightNo
Air Transport International8C3347
17:50
AirlineFlightNo
Korean AirKE3013
WestJetWS6815
Air FranceAF2446
KLMKL5988
17:55
AirlineFlightNo
FinnairAY2595
Air Tahiti NuiTN2454
Alaska AirlinesAS524
Hawaiian AirlinesHA6652
Qatar AirwaysQR2143
CondorDE5207
18:00
AirlineFlightNo
Korean AirKE3495
WestJetWS8323
KLMKL7528
Delta Air LinesDL2851
Virgin AtlanticVS2102
20:23
AirlineFlightNo
Air Tahiti NuiTN2477
Alaska AirlinesAS321
Hawaiian AirlinesHA6455
IcelandairFI7699
Qatar AirwaysQR2129
Qatar AirwaysQR2138
CondorDE5270
StarluxJX7040
VIEW FLIGHTS
Wednesday
05:00
AirlineFlightNo
Southwest AirlinesWN2940
05:15
AirlineFlightNo
United AirlinesUA2269
06:24
AirlineFlightNo
VolarisY42182
FrontierF93406
07:10
AirlineFlightNo
Delta Air LinesDL2740
07:35
AirlineFlightNo
Southwest AirlinesWN443
08:18
AirlineFlightNo
Air Tahiti NuiTN2492
Alaska AirlinesAS425
Hawaiian AirlinesHA6555
08:50
AirlineFlightNo
United AirlinesUA617
10:15
AirlineFlightNo
Air Tahiti NuiTN2481
Alaska AirlinesAS424
Hawaiian AirlinesHA6649
IcelandairFI7695
12:25
AirlineFlightNo
Southwest AirlinesWN3429
12:40
AirlineFlightNo
United AirlinesUA1417
SwissLX3129
13:09
AirlineFlightNo
Air Tahiti NuiTN2494
Alaska AirlinesAS602
Hawaiian AirlinesHA6651
Japan AirlinesJL6364
14:00
AirlineFlightNo
Korean AirKE3013
WestJetWS6815
KLMKL5988
Delta Air LinesDL2759
14:50
AirlineFlightNo
Southwest AirlinesWN3873
15:25
AirlineFlightNo
United AirlinesUA757
Copa AirlinesCM1286
16:05
AirlineFlightNo
Air Transport International8C3347
17:55
AirlineFlightNo
FinnairAY2595
Korean AirKE6121
Air Tahiti NuiTN2454
Alaska AirlinesAS524
Hawaiian AirlinesHA6652
Qatar AirwaysQR2143
CondorDE5207
18:00
AirlineFlightNo
Korean AirKE3495
SASSK3658
WestJetWS8323
KLMKL7528
Delta Air LinesDL2851
Virgin AtlanticVS2102
19:15
AirlineFlightNo
United AirlinesUA1218
All Nippon AirwaysNH7376
20:23
AirlineFlightNo
Air Tahiti NuiTN2477
Alaska AirlinesAS321
Hawaiian AirlinesHA6455
IcelandairFI7699
Qatar AirwaysQR2129
CondorDE5270
StarluxJX7040
VIEW FLIGHTS
Thursday
05:15
AirlineFlightNo
United AirlinesUA2269
05:35
AirlineFlightNo
Southwest AirlinesWN443
06:25
AirlineFlightNo
VolarisY42182
FrontierF93406
07:10
AirlineFlightNo
Delta Air LinesDL2740
07:20
AirlineFlightNo
Southwest AirlinesWN3873
08:18
AirlineFlightNo
Air Tahiti NuiTN2492
Alaska AirlinesAS425
Hawaiian AirlinesHA6555
08:58
AirlineFlightNo
United AirlinesUA617
10:15
AirlineFlightNo
Air Tahiti NuiTN2481
Alaska AirlinesAS424
Hawaiian AirlinesHA6649
IcelandairFI7695
11:13
AirlineFlightNo
United AirlinesUA1061
12:40
AirlineFlightNo
Southwest AirlinesWN2940
12:44
AirlineFlightNo
United AirlinesUA1417
13:09
AirlineFlightNo
Air Tahiti NuiTN2494
Singapore AirlinesSQ1218
Alaska AirlinesAS602
Hawaiian AirlinesHA6651
IcelandairFI7699
Japan AirlinesJL6364
14:00
AirlineFlightNo
United AirlinesUA3924
Delta Air LinesDL2759
14:30
AirlineFlightNo
United AirlinesUA1733
Copa AirlinesCM1286
14:55
AirlineFlightNo
Southwest AirlinesWN3429
15:35
AirlineFlightNo
United AirlinesUA1476
16:05
AirlineFlightNo
Air Transport International8C3347
17:50
AirlineFlightNo
Korean AirKE3013
WestJetWS6815
Air FranceAF2446
KLMKL5988
17:55
AirlineFlightNo
FinnairAY2595
Korean AirKE6121
Air Tahiti NuiTN2454
Alaska AirlinesAS524
Hawaiian AirlinesHA6652
Qatar AirwaysQR2143
CondorDE5207
18:00
AirlineFlightNo
Korean AirKE3495
KLMKL7528
Delta Air LinesDL2851
Virgin AtlanticVS2102
19:10
AirlineFlightNo
VolarisY42053
FrontierF91176
19:59
AirlineFlightNo
United AirlinesUA757
20:23
AirlineFlightNo
Air Tahiti NuiTN2477
Alaska AirlinesAS321
Hawaiian AirlinesHA6455
IcelandairFI7701
Qatar AirwaysQR2129
Qatar AirwaysQR2138
CondorDE5270
StarluxJX7040
23:50
AirlineFlightNo
All Nippon AirwaysNH7376
VIEW FLIGHTS
Friday
05:15
AirlineFlightNo
United AirlinesUA2269
05:35
AirlineFlightNo
Southwest AirlinesWN443
06:25
AirlineFlightNo
VolarisY42182
FrontierF93406
07:10
AirlineFlightNo
Delta Air LinesDL2740
07:20
AirlineFlightNo
Southwest AirlinesWN3873
08:18
AirlineFlightNo
Air Tahiti NuiTN2492
Alaska AirlinesAS425
Hawaiian AirlinesHA6653
08:58
AirlineFlightNo
United AirlinesUA617
10:15
AirlineFlightNo
Air Tahiti NuiTN2481
Alaska AirlinesAS424
Hawaiian AirlinesHA6649
IcelandairFI7695
11:13
AirlineFlightNo
United AirlinesUA1061
12:40
AirlineFlightNo
Southwest AirlinesWN2940
12:44
AirlineFlightNo
United AirlinesUA1417
SwissLX3129
13:09
AirlineFlightNo
Air Tahiti NuiTN2494
Alaska AirlinesAS602
Hawaiian AirlinesHA6651
IcelandairFI7699
Japan AirlinesJL6364
14:00
AirlineFlightNo
Delta Air LinesDL2759
14:30
AirlineFlightNo
United AirlinesUA1733
Copa AirlinesCM1286
14:55
AirlineFlightNo
Southwest AirlinesWN3429
15:35
AirlineFlightNo
United AirlinesUA1476
16:05
AirlineFlightNo
Air Transport International8C3347
17:50
AirlineFlightNo
Korean AirKE3013
WestJetWS8637
17:55
AirlineFlightNo
FinnairAY2595
Korean AirKE6121
Air Tahiti NuiTN2454
Alaska AirlinesAS524
Hawaiian AirlinesHA6652
Qatar AirwaysQR2143
CondorDE5207
18:00
AirlineFlightNo
Korean AirKE3495
SASSK3658
WestJetWS8323
KLMKL7528
Delta Air LinesDL2851
Virgin AtlanticVS2102
19:10
AirlineFlightNo
VolarisY42053
FrontierF91176
19:59
AirlineFlightNo
United AirlinesUA757
20:23
AirlineFlightNo
Air Tahiti NuiTN2477
Alaska AirlinesAS321
Hawaiian AirlinesHA6455
IcelandairFI7701
Qatar AirwaysQR2138
CondorDE5270
StarluxJX7040
23:50
AirlineFlightNo
All Nippon AirwaysNH7376
VIEW FLIGHTS
Saturday
00:05
AirlineFlightNo
Hawaiian AirlinesHA6455
IcelandairFI7701
Qatar AirwaysQR2138
CondorDE5270
StarluxJX7040
05:10
AirlineFlightNo
Southwest AirlinesWN443
05:15
AirlineFlightNo
United AirlinesUA2269
06:25
AirlineFlightNo
VolarisY42182
FrontierF93406
07:10
AirlineFlightNo
Delta Air LinesDL2740
08:18
AirlineFlightNo
Air Tahiti NuiTN2492
Alaska AirlinesAS425
Hawaiian AirlinesHA6653
08:58
AirlineFlightNo
United AirlinesUA617
09:10
AirlineFlightNo
Southwest AirlinesWN3873
10:15
AirlineFlightNo
Air Tahiti NuiTN2481
Alaska AirlinesAS424
Hawaiian AirlinesHA6649
IcelandairFI7695
11:13
AirlineFlightNo
United AirlinesUA1061
12:44
AirlineFlightNo
United AirlinesUA1417
13:00
AirlineFlightNo
Delta Air LinesDL8840
13:09
AirlineFlightNo
Air Tahiti NuiTN2477
Singapore AirlinesSQ1218
Alaska AirlinesAS602
Hawaiian AirlinesHA6651
IcelandairFI7699
Japan AirlinesJL6364
13:15
AirlineFlightNo
Southwest AirlinesWN1730
14:05
AirlineFlightNo
Korean AirKE3013
WestJetWS8051
KLMKL5988
Delta Air LinesDL2759
15:00
AirlineFlightNo
FrontierF94546
15:35
AirlineFlightNo
United AirlinesUA1476
Copa AirlinesCM1286
Air Transport International8C3347
16:49
AirlineFlightNo
Jet Linx AviationJL6364
17:00
AirlineFlightNo
United AirlinesUA3932
17:55
AirlineFlightNo
FinnairAY2595
Korean AirKE6121
Air Tahiti NuiTN2454
Alaska AirlinesAS524
Hawaiian AirlinesHA6652
Qatar AirwaysQR2143
CondorDE5207
18:00
AirlineFlightNo
Korean AirKE3495
SASSK3658
KLMKL7528
Delta Air LinesDL2851
Virgin AtlanticVS2102
19:59
AirlineFlightNo
United AirlinesUA757
All Nippon AirwaysNH7376
20:23
AirlineFlightNo
Alaska AirlinesAS321
VIEW FLIGHTS
Sunday
00:05
AirlineFlightNo
Air Tahiti NuiTN2379
Hawaiian AirlinesHA6455
IcelandairFI7701
Qatar AirwaysQR2129
CondorDE5270
StarluxJX7040
05:55
AirlineFlightNo
Southwest AirlinesWN443
06:25
AirlineFlightNo
FrontierF93406
07:10
AirlineFlightNo
Delta Air LinesDL2740
08:18
AirlineFlightNo
Alaska AirlinesAS425
08:58
AirlineFlightNo
United AirlinesUA617
10:15
AirlineFlightNo
Alaska AirlinesAS424
10:16
AirlineFlightNo
VolarisY42182
11:13
AirlineFlightNo
United AirlinesUA1061
12:00
AirlineFlightNo
Air Tahiti NuiTN2492
Hawaiian AirlinesHA6555
12:10
AirlineFlightNo
Southwest AirlinesWN1730
12:44
AirlineFlightNo
United AirlinesUA1417
13:09
AirlineFlightNo
Alaska AirlinesAS602
14:00
AirlineFlightNo
Delta Air LinesDL2759
14:30
AirlineFlightNo
Southwest AirlinesWN2962
15:35
AirlineFlightNo
United AirlinesUA1476
16:40
AirlineFlightNo
Southwest AirlinesWN3873
17:50
AirlineFlightNo
Korean AirKE3013
WestJetWS8637
Air FranceAF2172
KLMKL5988
17:55
AirlineFlightNo
FinnairAY2595
Korean AirKE6121
Air Tahiti NuiTN2454
Alaska AirlinesAS524
Hawaiian AirlinesHA6652
Qatar AirwaysQR2143
CondorDE5207
18:00
AirlineFlightNo
Delta Air LinesDL2851
19:10
AirlineFlightNo
FrontierF91176
19:59
AirlineFlightNo
United AirlinesUA757
All Nippon AirwaysNH7376
20:23
AirlineFlightNo
Alaska AirlinesAS321
23:12
AirlineFlightNo
VolarisY42053
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
Richmond Vancouver to Denver 01,789 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 £50.39 ($68 €60.03)
£50.39
$68 | €60.03
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 £100.04 ($135 €119.17)
£100.04
$135 | €119.17
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, Finnair, Frontier, Hawaiian Airlines, Icelandair, Japan Airlines, Jet Linx Aviation, KLM, Korean Air, Qatar Airways, SAS, Singapore Airlines, Southwest Airlines, Starlux, Swiss, 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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