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

We've found the cheapest flights to Denver

Returns from £101.15

One-way from £50.95

LATAM Airlines, China Airlines, Aeromexico, Finnair, Singapore Airlines, Delta Connection, Copa Airlines, All Nippon Airways, Air Transport International, Starlux, Japan Airlines, Condor, Air France, KLM, Volaris, WestJet, Frontier, Qatar Airways, Icelandair, Virgin Atlantic, Korean Air, Delta Air Lines, Hawaiian Airlines, Air Tahiti Nui, Southwest 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 Airlines545554505:1419:36VIEW FLIGHTS
Southwest Airlines444443405:0017:20VIEW FLIGHTS
Alaska Airlines444443409:5520:20VIEW FLIGHTS
Hawaiian Airlines444443209:5520:20VIEW FLIGHTS
Air Tahiti Nui444443209:5520:20VIEW FLIGHTS
Delta Air Lines233223209:4519:55VIEW FLIGHTS
Korean Air322223109:4519:55VIEW FLIGHTS
Virgin Atlantic222222109:4519:55VIEW FLIGHTS
Qatar Airways222221115:1720:20VIEW FLIGHTS
Icelandair221222109:5520:20VIEW FLIGHTS
WestJet211222109:4519:55VIEW FLIGHTS
Frontier211221206:0012:30VIEW FLIGHTS
Volaris211221106:0012:30VIEW FLIGHTS
KLM122112009:4515:15VIEW FLIGHTS
Air France111111219:5523:40VIEW FLIGHTS
Starlux111111120:2020:20VIEW FLIGHTS
Japan Airlines111111113:5817:38VIEW FLIGHTS
Condor111111120:2023:59VIEW FLIGHTS
Air Transport International111111016:0016:35VIEW FLIGHTS
Copa Airlines101111015:2515:35VIEW FLIGHTS
All Nippon Airways101110119:1522:56VIEW FLIGHTS
Singapore Airlines010101117:3817:38VIEW FLIGHTS
Delta Connection100110115:1515:15VIEW FLIGHTS
Finnair000001123:5923:59VIEW FLIGHTS
LATAM Airlines100000009:4509:45VIEW FLIGHTS
China Airlines100000009:4509:45VIEW FLIGHTS
Aeromexico100000009:4509:45VIEW FLIGHTS

United Airlines offer the most direct flights from Seattle-Tacoma International to Denver International with an average of 33 flights a week. The earliest flights are operated at 05:14 and the latest flights operated at 19:36 and the most common flight numbers are UA1218, UA1417, UA2269 and UA597

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
05:14
AirlineFlightNo
United AirlinesUA2269
05:35
AirlineFlightNo
Southwest AirlinesWN443
06:00
AirlineFlightNo
VolarisY42053
FrontierF91176
07:20
AirlineFlightNo
Southwest AirlinesWN3873
08:50
AirlineFlightNo
United AirlinesUA597
09:45
AirlineFlightNo
Korean AirKE7424
AeromexicoAM3864
WestJetWS7718
KLMKL7271
China AirlinesCI9136
Delta Air LinesDL2740
LATAM AirlinesLA6633
Virgin AtlanticVS1612
09:55
AirlineFlightNo
Air Tahiti NuiTN2349
Alaska AirlinesAS682
Hawaiian AirlinesHA6653
IcelandairFI7695
12:30
AirlineFlightNo
VolarisY42182
FrontierF93406
12:40
AirlineFlightNo
Southwest AirlinesWN2940
12:54
AirlineFlightNo
United AirlinesUA726
13:58
AirlineFlightNo
Alaska AirlinesAS620
Hawaiian AirlinesHA6651
Japan AirlinesJL6364
14:55
AirlineFlightNo
Southwest AirlinesWN3429
15:15
AirlineFlightNo
Korean AirKE3013
WestJetWS7210
Delta ConnectionDL3681
15:17
AirlineFlightNo
Korean AirKE6121
Air Tahiti NuiTN2442
Alaska AirlinesAS602
Hawaiian AirlinesHA6526
Qatar AirwaysQR3377
15:35
AirlineFlightNo
United AirlinesUA757
Copa AirlinesCM1286
16:35
AirlineFlightNo
Air Transport International8C3347
17:38
AirlineFlightNo
Air Tahiti NuiTN2348
19:17
AirlineFlightNo
United AirlinesUA1218
All Nippon AirwaysNH7376
19:55
AirlineFlightNo
Air FranceAF2177
Delta Air LinesDL2851
Virgin AtlanticVS2102
20:20
AirlineFlightNo
Air Tahiti NuiTN2438
Alaska AirlinesAS642
Hawaiian AirlinesHA6652
IcelandairFI7699
Qatar AirwaysQR2129
CondorDE5207
StarluxJX7040
VIEW FLIGHTS
Tuesday
05:00
AirlineFlightNo
Southwest AirlinesWN2940
05:14
AirlineFlightNo
United AirlinesUA2269
06:00
AirlineFlightNo
VolarisY42182
FrontierF93406
07:35
AirlineFlightNo
Southwest AirlinesWN443
08:50
AirlineFlightNo
United AirlinesUA597
09:45
AirlineFlightNo
KLMKL8039
Delta Air LinesDL2740
Virgin AtlanticVS3617
09:55
AirlineFlightNo
Air Tahiti NuiTN2349
Alaska AirlinesAS682
Hawaiian AirlinesHA6555
IcelandairFI7695
12:25
AirlineFlightNo
Southwest AirlinesWN3429
12:54
AirlineFlightNo
United AirlinesUA726
13:58
AirlineFlightNo
Alaska AirlinesAS620
14:50
AirlineFlightNo
Southwest AirlinesWN3873
15:15
AirlineFlightNo
Korean AirKE3013
WestJetWS7210
KLMKL5988
Delta Air LinesDL2567
15:17
AirlineFlightNo
Korean AirKE6121
Air Tahiti NuiTN2442
Alaska AirlinesAS602
Hawaiian AirlinesHA6526
Qatar AirwaysQR3441
15:35
AirlineFlightNo
United AirlinesUA757
16:35
AirlineFlightNo
Air Transport International8C3347
17:38
AirlineFlightNo
Air Tahiti NuiTN2348
Singapore AirlinesSQ1218
Hawaiian AirlinesHA6651
Japan AirlinesJL6364
19:55
AirlineFlightNo
Air FranceAF2346
Delta Air LinesDL2851
Virgin AtlanticVS2102
20:20
AirlineFlightNo
Air Tahiti NuiTN2438
Alaska AirlinesAS642
Hawaiian AirlinesHA6652
IcelandairFI7699
Qatar AirwaysQR2129
CondorDE5207
StarluxJX7040
VIEW FLIGHTS
Wednesday
05:00
AirlineFlightNo
Southwest AirlinesWN2940
05:14
AirlineFlightNo
United AirlinesUA2269
06:00
AirlineFlightNo
VolarisY42182
FrontierF93406
07:35
AirlineFlightNo
Southwest AirlinesWN443
08:50
AirlineFlightNo
United AirlinesUA597
09:45
AirlineFlightNo
KLMKL8039
Delta Air LinesDL2740
Virgin AtlanticVS3617
09:55
AirlineFlightNo
Air Tahiti NuiTN2349
Alaska AirlinesAS682
Hawaiian AirlinesHA6555
12:25
AirlineFlightNo
Southwest AirlinesWN3429
12:54
AirlineFlightNo
United AirlinesUA726
13:58
AirlineFlightNo
Air Tahiti NuiTN2348
Alaska AirlinesAS620
Hawaiian AirlinesHA6651
Japan AirlinesJL6364
14:50
AirlineFlightNo
Southwest AirlinesWN3873
15:15
AirlineFlightNo
Korean AirKE3013
WestJetWS7210
KLMKL5988
Delta Air LinesDL2567
15:17
AirlineFlightNo
Korean AirKE6121
Air Tahiti NuiTN2442
Alaska AirlinesAS602
Hawaiian AirlinesHA6526
Qatar AirwaysQR3377
15:35
AirlineFlightNo
United AirlinesUA757
Copa AirlinesCM1286
16:05
AirlineFlightNo
Air Transport International8C3347
19:36
AirlineFlightNo
United AirlinesUA1218
All Nippon AirwaysNH7376
19:55
AirlineFlightNo
Air FranceAF2346
Delta Air LinesDL2851
Virgin AtlanticVS2102
20:20
AirlineFlightNo
Air Tahiti NuiTN2438
Alaska AirlinesAS642
Hawaiian AirlinesHA6652
IcelandairFI7699
Qatar AirwaysQR2129
CondorDE5207
StarluxJX7040
VIEW FLIGHTS
Thursday
05:15
AirlineFlightNo
United AirlinesUA2269
05:35
AirlineFlightNo
Southwest AirlinesWN443
06:00
AirlineFlightNo
VolarisY42182
FrontierF93406
07:20
AirlineFlightNo
Southwest AirlinesWN3873
08:50
AirlineFlightNo
United AirlinesUA617
09:45
AirlineFlightNo
KLMKL8039
Delta Air LinesDL2740
Virgin AtlanticVS3617
09:55
AirlineFlightNo
Air Tahiti NuiTN2349
Alaska AirlinesAS682
Hawaiian AirlinesHA6555
IcelandairFI7695
12:21
AirlineFlightNo
VolarisY42053
FrontierF91176
12:40
AirlineFlightNo
United AirlinesUA1417
Southwest AirlinesWN2940
13:58
AirlineFlightNo
Alaska AirlinesAS620
14:55
AirlineFlightNo
Southwest AirlinesWN3429
15:15
AirlineFlightNo
Korean AirKE3013
WestJetWS7210
Delta ConnectionDL3681
15:17
AirlineFlightNo
Korean AirKE6121
Air Tahiti NuiTN2442
Alaska AirlinesAS602
Hawaiian AirlinesHA6526
Qatar AirwaysQR3441
15:25
AirlineFlightNo
United AirlinesUA757
Copa AirlinesCM1286
16:05
AirlineFlightNo
Air Transport International8C3347
17:38
AirlineFlightNo
Air Tahiti NuiTN2348
Singapore AirlinesSQ1218
Hawaiian AirlinesHA6651
Japan AirlinesJL6364
19:15
AirlineFlightNo
United AirlinesUA1218
All Nippon AirwaysNH7376
19:55
AirlineFlightNo
WestJetWS8323
Air FranceAF2482
Delta Air LinesDL2851
Virgin AtlanticVS2102
20:20
AirlineFlightNo
Air Tahiti NuiTN2438
Alaska AirlinesAS642
Hawaiian AirlinesHA6652
IcelandairFI7699
Qatar AirwaysQR2129
CondorDE5207
StarluxJX7040
VIEW FLIGHTS
Friday
05:15
AirlineFlightNo
United AirlinesUA2269
05:35
AirlineFlightNo
Southwest AirlinesWN443
06:00
AirlineFlightNo
VolarisY42182
FrontierF93406
07:20
AirlineFlightNo
Southwest AirlinesWN3873
08:50
AirlineFlightNo
United AirlinesUA617
09:45
AirlineFlightNo
KLMKL8039
Delta Air LinesDL2740
Virgin AtlanticVS3617
09:55
AirlineFlightNo
Air Tahiti NuiTN2349
Alaska AirlinesAS682
Hawaiian AirlinesHA6653
IcelandairFI7695
12:21
AirlineFlightNo
VolarisY42053
FrontierF91176
12:40
AirlineFlightNo
United AirlinesUA1417
Southwest AirlinesWN2940
13:58
AirlineFlightNo
Alaska AirlinesAS620
14:55
AirlineFlightNo
Southwest AirlinesWN3429
15:15
AirlineFlightNo
Korean AirKE3013
WestJetWS7210
Delta ConnectionDL3681
15:17
AirlineFlightNo
Korean AirKE6121
Air Tahiti NuiTN2442
Alaska AirlinesAS602
Hawaiian AirlinesHA6526
Qatar AirwaysQR3377
15:25
AirlineFlightNo
United AirlinesUA757
Copa AirlinesCM1286
16:00
AirlineFlightNo
Air Transport International8C3347
17:38
AirlineFlightNo
Air Tahiti NuiTN2348
Hawaiian AirlinesHA6651
Japan AirlinesJL6364
19:15
AirlineFlightNo
United AirlinesUA1218
All Nippon AirwaysNH7376
19:55
AirlineFlightNo
WestJetWS8323
Air FranceAF2177
Delta Air LinesDL2851
Virgin AtlanticVS2102
20:20
AirlineFlightNo
Air Tahiti NuiTN2438
Alaska AirlinesAS642
Hawaiian AirlinesHA6652
IcelandairFI7699
Qatar AirwaysQR2129
CondorDE5207
StarluxJX7040
VIEW FLIGHTS
Saturday
05:10
AirlineFlightNo
Southwest AirlinesWN443
05:15
AirlineFlightNo
United AirlinesUA2269
06:00
AirlineFlightNo
VolarisY42182
FrontierF93406
08:50
AirlineFlightNo
United AirlinesUA617
09:10
AirlineFlightNo
Southwest AirlinesWN3873
09:45
AirlineFlightNo
KLMKL8039
Delta Air LinesDL2740
Virgin AtlanticVS3617
09:55
AirlineFlightNo
Air Tahiti NuiTN2349
Alaska AirlinesAS682
Hawaiian AirlinesHA6653
IcelandairFI7695
12:40
AirlineFlightNo
United AirlinesUA1417
13:15
AirlineFlightNo
Southwest AirlinesWN1730
13:58
AirlineFlightNo
Korean AirKE6121
Air Tahiti NuiTN2348
Singapore AirlinesSQ1218
Alaska AirlinesAS620
Hawaiian AirlinesHA6651
Japan AirlinesJL6364
14:00
AirlineFlightNo
Delta Air LinesDL1393
15:25
AirlineFlightNo
United AirlinesUA757
Copa AirlinesCM1286
16:05
AirlineFlightNo
Air Transport International8C3347
17:45
AirlineFlightNo
Korean AirKE3013
WestJetWS6616
KLMKL5988
19:55
AirlineFlightNo
Korean AirKE3495
Air FranceAF2346
Delta Air LinesDL2851
Virgin AtlanticVS2102
20:20
AirlineFlightNo
Air Tahiti NuiTN2438
Alaska AirlinesAS642
Hawaiian AirlinesHA6652
IcelandairFI7699
Qatar AirwaysQR2129
CondorDE5207
StarluxJX7040
23:40
AirlineFlightNo
WestJetWS8323
23:59
AirlineFlightNo
FinnairAY2595
VIEW FLIGHTS
Sunday
05:10
AirlineFlightNo
Southwest AirlinesWN443
05:15
AirlineFlightNo
United AirlinesUA2269
06:00
AirlineFlightNo
FrontierF93406
08:50
AirlineFlightNo
United AirlinesUA617
09:40
AirlineFlightNo
Southwest AirlinesWN1730
09:45
AirlineFlightNo
Delta Air LinesDL2740
09:51
AirlineFlightNo
VolarisY42182
09:55
AirlineFlightNo
Alaska AirlinesAS682
12:21
AirlineFlightNo
FrontierF91176
12:40
AirlineFlightNo
United AirlinesUA1417
13:58
AirlineFlightNo
Alaska AirlinesAS620
14:45
AirlineFlightNo
Southwest AirlinesWN4059
15:15
AirlineFlightNo
Delta ConnectionDL3681
15:17
AirlineFlightNo
Alaska AirlinesAS602
15:25
AirlineFlightNo
United AirlinesUA757
17:20
AirlineFlightNo
Southwest AirlinesWN3873
17:38
AirlineFlightNo
Air Tahiti NuiTN2348
Singapore AirlinesSQ1218
Hawaiian AirlinesHA6651
Japan AirlinesJL6364
19:15
AirlineFlightNo
United AirlinesUA1218
19:55
AirlineFlightNo
Korean AirKE3495
WestJetWS8323
Air FranceAF2346
Delta Air LinesDL2851
Virgin AtlanticVS2102
20:20
AirlineFlightNo
Air Tahiti NuiTN2438
Alaska AirlinesAS642
Hawaiian AirlinesHA6652
IcelandairFI7699
Qatar AirwaysQR2129
StarluxJX7040
22:56
AirlineFlightNo
All Nippon AirwaysNH7376
23:40
AirlineFlightNo
Air FranceAF2482
23:59
AirlineFlightNo
FinnairAY2595
CondorDE5207
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 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 £50.95 ($68 €59.83)
£50.95
$68 | €59.83
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 £101.15 ($135 €118.79)
£101.15
$135 | €118.79
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, Finnair, Frontier, Hawaiian Airlines, Icelandair, Japan Airlines, 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

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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

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