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

We've found the cheapest flights to Denver

Returns from £67.85

One-way from £30.07

LATAM Airlines, Frontier Airlines, China Airlines, Aeromexico, Singapore Airlines, Volaris, Frontier, Starlux, Air Transport International, Jet Linx Aviation, Japan Airlines, Delta Connection, Copa Airlines, Condor, WestJet, All Nippon Airways, Air France, Qatar Airways, Icelandair, Virgin Atlantic, KLM, Delta Air Lines, Southwest Airlines, Korean Air, Hawaiian Airlines, Air Tahiti Nui, 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 Airlines555555505:1419:10VIEW FLIGHTS
Alaska Airlines433443407:5520:10VIEW FLIGHTS
Hawaiian Airlines433443207:5523:49VIEW FLIGHTS
Air Tahiti Nui433443207:5523:49VIEW FLIGHTS
Southwest Airlines333333305:0017:15VIEW FLIGHTS
Korean Air434333109:3523:48VIEW FLIGHTS
Delta Air Lines222223209:3519:55VIEW FLIGHTS
KLM223222009:3519:55VIEW FLIGHTS
Virgin Atlantic212222109:3523:48VIEW FLIGHTS
Qatar Airways211221115:2123:49VIEW FLIGHTS
Icelandair210222107:5523:49VIEW FLIGHTS
WestJet211111009:3515:20VIEW FLIGHTS
All Nippon Airways111111119:1022:55VIEW FLIGHTS
Air France112111015:2019:55VIEW FLIGHTS
Jet Linx Aviation111111016:1216:12VIEW FLIGHTS
Japan Airlines111111012:3412:34VIEW FLIGHTS
Delta Connection111110115:2015:20VIEW FLIGHTS
Copa Airlines111111015:4519:30VIEW FLIGHTS
Condor111111017:4220:10VIEW FLIGHTS
Starlux100111120:1023:49VIEW FLIGHTS
Air Transport International111110015:4016:12VIEW FLIGHTS
Volaris100110114:0217:50VIEW FLIGHTS
Frontier100110114:0217:50VIEW FLIGHTS
Singapore Airlines010101012:3412:34VIEW FLIGHTS
Aeromexico101000009:3519:55VIEW FLIGHTS
LATAM Airlines100000009:3509:35VIEW FLIGHTS
Frontier Airlines000000114:0214:02VIEW FLIGHTS
China Airlines100000009:3509:35VIEW FLIGHTS

United Airlines offer the most direct flights from Seattle-Tacoma International to Denver International with an average of 35 flights a week. The earliest flights are operated at 05:14 and the latest flights operated at 19:10 and the most common flight numbers are UA1218, UA2269, UA597 and UA645

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
05:00
AirlineFlightNo
Southwest AirlinesWN3228
05:15
AirlineFlightNo
United AirlinesUA2269
07:55
AirlineFlightNo
Air Tahiti NuiTN2349
Alaska AirlinesAS682
Hawaiian AirlinesHA6555
IcelandairFI7695
08:50
AirlineFlightNo
United AirlinesUA597
09:35
AirlineFlightNo
Korean AirKE7424
AeromexicoAM3864
WestJetWS7718
KLMKL7271
China AirlinesCI9136
Delta Air LinesDL2740
LATAM AirlinesLA6633
Virgin AtlanticVS1612
09:40
AirlineFlightNo
Southwest AirlinesWN1305
12:34
AirlineFlightNo
Korean AirKE6121
Air Tahiti NuiTN2442
Alaska AirlinesAS602
Hawaiian AirlinesHA6526
Japan AirlinesJL6364
12:55
AirlineFlightNo
United AirlinesUA645
14:02
AirlineFlightNo
VolarisY42232
FrontierF93406
15:20
AirlineFlightNo
Korean AirKE3013
WestJetWS5608
Air FranceAF2482
KLMKL6266
Delta ConnectionDL3681
15:21
AirlineFlightNo
Air Tahiti NuiTN2400
Alaska AirlinesAS524
Hawaiian AirlinesHA6521
Qatar AirwaysQR2120
15:45
AirlineFlightNo
United AirlinesUA757
Air Transport International8C3412
16:12
AirlineFlightNo
Jet Linx AviationJL6364
17:15
AirlineFlightNo
Southwest AirlinesWN2396
19:10
AirlineFlightNo
United AirlinesUA1218
All Nippon AirwaysNH7376
19:30
AirlineFlightNo
Copa AirlinesCM1286
19:55
AirlineFlightNo
Korean AirKE3495
Delta Air LinesDL2851
Virgin AtlanticVS2102
20:10
AirlineFlightNo
Air Tahiti NuiTN2379
Alaska AirlinesAS321
Hawaiian AirlinesHA6517
IcelandairFI7699
Qatar AirwaysQR2129
CondorDE5207
StarluxJX7040
VIEW FLIGHTS
Tuesday
05:15
AirlineFlightNo
United AirlinesUA2269
Southwest AirlinesWN489
07:55
AirlineFlightNo
Air Tahiti NuiTN2349
Alaska AirlinesAS682
Hawaiian AirlinesHA6555
IcelandairFI7695
08:50
AirlineFlightNo
United AirlinesUA597
09:20
AirlineFlightNo
Southwest AirlinesWN3228
09:35
AirlineFlightNo
KLMKL8039
Delta Air LinesDL2740
Virgin AtlanticVS3617
12:34
AirlineFlightNo
Korean AirKE6121
Air Tahiti NuiTN2442
Singapore AirlinesSQ1218
Alaska AirlinesAS602
Hawaiian AirlinesHA6526
Japan AirlinesJL6364
12:55
AirlineFlightNo
United AirlinesUA645
13:35
AirlineFlightNo
Southwest AirlinesWN1305
15:20
AirlineFlightNo
Korean AirKE3013
WestJetWS5608
Air FranceAF2482
KLMKL6266
Delta ConnectionDL3681
15:40
AirlineFlightNo
Air Transport International8C3412
15:45
AirlineFlightNo
United AirlinesUA757
Copa AirlinesCM1286
16:12
AirlineFlightNo
Jet Linx AviationJL6364
17:42
AirlineFlightNo
Air Tahiti NuiTN2379
Alaska AirlinesAS147
Hawaiian AirlinesHA6517
Qatar AirwaysQR2129
CondorDE5207
19:10
AirlineFlightNo
United AirlinesUA1218
All Nippon AirwaysNH7376
19:55
AirlineFlightNo
Korean AirKE3495
Delta Air LinesDL2851
VIEW FLIGHTS
Wednesday
05:15
AirlineFlightNo
United AirlinesUA2269
Southwest AirlinesWN489
07:55
AirlineFlightNo
Air Tahiti NuiTN2349
Alaska AirlinesAS682
Hawaiian AirlinesHA6555
08:50
AirlineFlightNo
United AirlinesUA597
09:20
AirlineFlightNo
Southwest AirlinesWN3228
09:35
AirlineFlightNo
KLMKL8039
Delta Air LinesDL2740
Virgin AtlanticVS3617
12:34
AirlineFlightNo
Korean AirKE6121
Air Tahiti NuiTN2442
Alaska AirlinesAS602
Hawaiian AirlinesHA6526
Japan AirlinesJL6364
12:55
AirlineFlightNo
United AirlinesUA645
13:35
AirlineFlightNo
Southwest AirlinesWN1305
15:20
AirlineFlightNo
Korean AirKE3013
WestJetWS5608
Air FranceAF2482
KLMKL6266
Delta ConnectionDL3681
15:40
AirlineFlightNo
Air Transport International8C3412
15:45
AirlineFlightNo
United AirlinesUA757
Copa AirlinesCM1286
16:12
AirlineFlightNo
Jet Linx AviationJL6364
17:42
AirlineFlightNo
Air Tahiti NuiTN2379
Alaska AirlinesAS147
Hawaiian AirlinesHA6517
Qatar AirwaysQR2129
CondorDE5207
19:10
AirlineFlightNo
United AirlinesUA1218
All Nippon AirwaysNH7376
19:55
AirlineFlightNo
Korean AirKE3495
Korean AirKE7017
AeromexicoAM3064
Air FranceAF5978
KLMKL5508
Delta Air LinesDL2851
Virgin AtlanticVS2537
VIEW FLIGHTS
Thursday
05:00
AirlineFlightNo
Southwest AirlinesWN3228
05:14
AirlineFlightNo
United AirlinesUA2269
07:55
AirlineFlightNo
Air Tahiti NuiTN2349
Alaska AirlinesAS682
Hawaiian AirlinesHA6555
IcelandairFI7695
08:50
AirlineFlightNo
United AirlinesUA597
09:35
AirlineFlightNo
KLMKL8039
Delta Air LinesDL2740
Virgin AtlanticVS3617
09:40
AirlineFlightNo
Southwest AirlinesWN1305
12:34
AirlineFlightNo
Korean AirKE6121
Air Tahiti NuiTN2442
Singapore AirlinesSQ1218
Alaska AirlinesAS602
Hawaiian AirlinesHA6526
Japan AirlinesJL6364
12:55
AirlineFlightNo
United AirlinesUA645
14:02
AirlineFlightNo
VolarisY42232
FrontierF93406
15:20
AirlineFlightNo
Korean AirKE3013
WestJetWS5608
Air FranceAF2482
KLMKL6266
Delta ConnectionDL3681
15:21
AirlineFlightNo
Air Tahiti NuiTN2400
Alaska AirlinesAS524
Hawaiian AirlinesHA6521
Qatar AirwaysQR2120
15:42
AirlineFlightNo
Air Transport International8C3412
15:45
AirlineFlightNo
United AirlinesUA757
16:12
AirlineFlightNo
Jet Linx AviationJL6364
17:15
AirlineFlightNo
Southwest AirlinesWN2396
19:10
AirlineFlightNo
United AirlinesUA1218
All Nippon AirwaysNH7376
19:30
AirlineFlightNo
Copa AirlinesCM1286
19:55
AirlineFlightNo
Korean AirKE3495
Delta Air LinesDL2851
Virgin AtlanticVS2102
20:10
AirlineFlightNo
Air Tahiti NuiTN2379
Alaska AirlinesAS321
Hawaiian AirlinesHA6517
IcelandairFI7699
Qatar AirwaysQR2129
CondorDE5207
StarluxJX7040
VIEW FLIGHTS
Friday
05:00
AirlineFlightNo
Southwest AirlinesWN3228
05:15
AirlineFlightNo
United AirlinesUA2269
07:55
AirlineFlightNo
Air Tahiti NuiTN2349
Alaska AirlinesAS682
Hawaiian AirlinesHA6555
IcelandairFI7695
08:50
AirlineFlightNo
United AirlinesUA597
09:35
AirlineFlightNo
KLMKL8039
Delta Air LinesDL2740
Virgin AtlanticVS3617
09:40
AirlineFlightNo
Southwest AirlinesWN1305
12:34
AirlineFlightNo
Korean AirKE6121
Air Tahiti NuiTN2442
Alaska AirlinesAS602
Hawaiian AirlinesHA6526
Japan AirlinesJL6364
12:55
AirlineFlightNo
United AirlinesUA645
14:02
AirlineFlightNo
VolarisY42232
FrontierF93406
15:20
AirlineFlightNo
Korean AirKE3013
WestJetWS5608
Air FranceAF2482
KLMKL6266
Delta ConnectionDL3681
15:21
AirlineFlightNo
Air Tahiti NuiTN2400
Alaska AirlinesAS524
Hawaiian AirlinesHA6521
Qatar AirwaysQR2120
15:45
AirlineFlightNo
United AirlinesUA757
16:12
AirlineFlightNo
Air Transport International8C3412
Jet Linx AviationJL6364
17:15
AirlineFlightNo
Southwest AirlinesWN2396
19:10
AirlineFlightNo
United AirlinesUA1218
All Nippon AirwaysNH7376
19:30
AirlineFlightNo
Copa AirlinesCM1286
19:55
AirlineFlightNo
Korean AirKE3495
Delta Air LinesDL2851
Virgin AtlanticVS2102
20:10
AirlineFlightNo
Air Tahiti NuiTN2379
Alaska AirlinesAS321
Hawaiian AirlinesHA6517
IcelandairFI7699
Qatar AirwaysQR2129
CondorDE5207
StarluxJX7040
VIEW FLIGHTS
Saturday
05:00
AirlineFlightNo
Southwest AirlinesWN3228
05:15
AirlineFlightNo
United AirlinesUA2269
07:55
AirlineFlightNo
Air Tahiti NuiTN2349
Alaska AirlinesAS682
Hawaiian AirlinesHA6555
IcelandairFI7695
08:50
AirlineFlightNo
United AirlinesUA597
09:35
AirlineFlightNo
KLMKL8039
Delta Air LinesDL2740
Virgin AtlanticVS3617
11:25
AirlineFlightNo
Southwest AirlinesWN489
12:39
AirlineFlightNo
Korean AirKE6121
Air Tahiti NuiTN2442
Singapore AirlinesSQ1218
Alaska AirlinesAS602
Hawaiian AirlinesHA6526
Japan AirlinesJL6364
12:55
AirlineFlightNo
United AirlinesUA645
13:40
AirlineFlightNo
Korean AirKE3013
WestJetWS6441
Air FranceAF2654
Delta Air LinesDL2030
15:45
AirlineFlightNo
United AirlinesUA757
Copa AirlinesCM1286
16:05
AirlineFlightNo
Southwest AirlinesWN947
16:17
AirlineFlightNo
Jet Linx AviationJL6364
19:11
AirlineFlightNo
United AirlinesUA1218
All Nippon AirwaysNH7376
19:59
AirlineFlightNo
Korean AirKE3495
Delta Air LinesDL2851
Virgin AtlanticVS2102
20:10
AirlineFlightNo
Air Tahiti NuiTN2379
Alaska AirlinesAS321
Hawaiian AirlinesHA6517
IcelandairFI7699
Qatar AirwaysQR2129
CondorDE5207
StarluxJX7040
23:52
AirlineFlightNo
KLMKL6268
VIEW FLIGHTS
Sunday
05:00
AirlineFlightNo
Southwest AirlinesWN3228
05:15
AirlineFlightNo
United AirlinesUA2269
07:55
AirlineFlightNo
Alaska AirlinesAS682
08:50
AirlineFlightNo
United AirlinesUA597
09:35
AirlineFlightNo
Delta Air LinesDL2740
11:00
AirlineFlightNo
Southwest AirlinesWN1305
11:42
AirlineFlightNo
Air Tahiti NuiTN2349
Hawaiian AirlinesHA6555
12:34
AirlineFlightNo
Alaska AirlinesAS602
12:55
AirlineFlightNo
United AirlinesUA645
14:02
AirlineFlightNo
Frontier AirlinesF93406
15:20
AirlineFlightNo
Delta ConnectionDL3681
15:21
AirlineFlightNo
Alaska AirlinesAS524
15:45
AirlineFlightNo
United AirlinesUA757
16:25
AirlineFlightNo
Southwest AirlinesWN449
17:50
AirlineFlightNo
VolarisY42232
FrontierF93406
19:10
AirlineFlightNo
United AirlinesUA1218
19:55
AirlineFlightNo
Delta Air LinesDL2851
20:10
AirlineFlightNo
Alaska AirlinesAS321
22:55
AirlineFlightNo
All Nippon AirwaysNH7376
23:48
AirlineFlightNo
Korean AirKE3495
Virgin AtlanticVS2102
23:49
AirlineFlightNo
Air Tahiti NuiTN2379
Hawaiian AirlinesHA6517
IcelandairFI7699
Qatar AirwaysQR2129
StarluxJX7040
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 Denver 01,648 km (1,024 miles)2 Hours 45 Minutes
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 £30.07 ($39 €35.77)
£30.07
$39 | €35.77
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 £67.85 ($88 €80.71)
£67.85
$88 | €80.71
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): Aeromexico, Air France, Air Tahiti Nui, Air Transport International, Alaska Airlines, All Nippon Airways, China Airlines, Condor, Copa Airlines, Delta Air Lines, Delta Connection, Frontier, Frontier Airlines, Hawaiian Airlines, Icelandair, Japan Airlines, Jet Linx Aviation, KLM, Korean Air, LATAM Airlines, Qatar Airways, Singapore Airlines, Southwest Airlines, Starlux, 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

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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