Flights from Seattle Airport SEA to Denver Airport DEN

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One-way from £20.75

Flights are available to Seattle-Tacoma International from Denver International with a choice of 20 airliners, Air Transport International, WestJet, KLM, All Nippon Airways, Starlux, Qatar Airways, Virgin Atlantic, Jet Linx Aviation, Delta Connection, Air France, Condor, Hawaiian Airlines, Volaris, Icelandair, Frontier, Delta Air Lines, Southwest Airlines, Korean Air, United Airlines and Alaska Airlines. The distance covered when flying from Seattle-Tacoma International to Denver International United States is 1,645 Km (1,022 Miles) with the travel time being around 2 Hours 45 Minutes. SEA is the Airport code for Seattle-Tacoma International and DEN is for Denver International United States.

The cost of your trip (flights) can change at weekends and at certain times of the day (if there is a choice of flights to your chosen destination. It is normally worth booking flights well in advance if possible to get the best deal to Denver International United States perhaps midweek or late evening. Please book in advance if you want to take advantage of the best prices airlines have to offer as prices normally increase as time goes on.

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
Alaska Airlines444554007:0520:11VIEW FLIGHTS
United Airlines444444005:0019:05VIEW FLIGHTS
Korean Air333333014:1123:56VIEW FLIGHTS
Southwest Airlines332332005:3013:55VIEW FLIGHTS
Delta Air Lines222222008:3520:00VIEW FLIGHTS
Volaris211221016:2019:12VIEW FLIGHTS
Icelandair220221007:0523:56VIEW FLIGHTS
Frontier211221016:2019:12VIEW FLIGHTS
Hawaiian Airlines440000007:0523:56VIEW FLIGHTS
Condor101221020:0523:56VIEW FLIGHTS
Virgin Atlantic111111020:0023:50VIEW FLIGHTS
Jet Linx Aviation111111013:1713:26VIEW FLIGHTS
Delta Connection111111014:1114:11VIEW FLIGHTS
Air France111111020:0023:50VIEW FLIGHTS
Qatar Airways111101007:0523:56VIEW FLIGHTS
Starlux110110020:0523:56VIEW FLIGHTS
WestJet100011014:1118:10VIEW FLIGHTS
KLM010101014:1118:10VIEW FLIGHTS
All Nippon Airways001110019:0519:05VIEW FLIGHTS
Air Transport International100001016:1016:10VIEW FLIGHTS

Alaska Airlines offer the most direct flights from Seattle-Tacoma International to Denver International with an average of 26 flights a week. The earliest flights are operated at 07:05 and the latest flights operated at 20:11 and the most common flight numbers are AS1332, AS1413, AS3072 and AS535

For more details regarding Alaska Airlines flight information and bookings you can visit them at alaskaair.com

Please see below the times of flights. These times and frequency may vary at different times of the year please visit the website for more information.

Flights Time In WeekDays
DayFlight TimesFlights
Monday
05:00
AirlineFlightNo
United AirlinesUA2601
05:30
AirlineFlightNo
Southwest AirlinesWN1310
07:05
AirlineFlightNo
Alaska AirlinesAS682
Hawaiian AirlinesHA6653
08:00
AirlineFlightNo
Southwest AirlinesWN4194
08:35
AirlineFlightNo
Delta Air LinesDL1358
08:51
AirlineFlightNo
United AirlinesUA1505
11:30
AirlineFlightNo
Alaska AirlinesAS535
Hawaiian AirlinesHA6714
IcelandairFI7695
12:54
AirlineFlightNo
United AirlinesUA1351
13:26
AirlineFlightNo
Alaska AirlinesAS1413
Hawaiian AirlinesHA6501
Jet Linx AviationJL6364
13:55
AirlineFlightNo
Southwest AirlinesWN4195
14:11
AirlineFlightNo
Delta ConnectionDL4026
15:48
AirlineFlightNo
United AirlinesUA757
16:10
AirlineFlightNo
Air Transport International8C3352
16:20
AirlineFlightNo
VolarisY42599
FrontierF93406
18:10
AirlineFlightNo
Korean AirKE3013
WestJetWS6671
19:12
AirlineFlightNo
VolarisY42083
FrontierF91176
20:00
AirlineFlightNo
Delta Air LinesDL2851
20:11
AirlineFlightNo
Alaska AirlinesAS642
23:50
AirlineFlightNo
Korean AirKE3495
Air FranceAF2654
Virgin AtlanticVS2102
23:56
AirlineFlightNo
Korean AirKE6121
Hawaiian AirlinesHA6652
IcelandairFI7699
Qatar AirwaysQR2180
CondorDE5207
StarluxJX7040
VIEW FLIGHTS
Tuesday
05:00
AirlineFlightNo
United AirlinesUA2601
06:30
AirlineFlightNo
Southwest AirlinesWN1310
07:05
AirlineFlightNo
Alaska AirlinesAS682
Hawaiian AirlinesHA6555
IcelandairFI7701
Qatar AirwaysQR2035
08:35
AirlineFlightNo
Delta Air LinesDL1358
08:55
AirlineFlightNo
United AirlinesUA1505
09:20
AirlineFlightNo
Southwest AirlinesWN4195
12:54
AirlineFlightNo
United AirlinesUA1351
13:25
AirlineFlightNo
Southwest AirlinesWN376
13:26
AirlineFlightNo
Alaska AirlinesAS1413
Hawaiian AirlinesHA6501
Jet Linx AviationJL6364
14:11
AirlineFlightNo
Delta ConnectionDL4026
15:48
AirlineFlightNo
United AirlinesUA757
18:01
AirlineFlightNo
Alaska AirlinesAS3072
18:10
AirlineFlightNo
Korean AirKE3013
KLMKL7354
19:12
AirlineFlightNo
VolarisY42083
FrontierF91176
20:00
AirlineFlightNo
Korean AirKE3495
Air FranceAF2654
Delta Air LinesDL2851
Virgin AtlanticVS2102
20:11
AirlineFlightNo
Korean AirKE6121
Alaska AirlinesAS642
Hawaiian AirlinesHA6652
IcelandairFI7699
StarluxJX7040
21:45
AirlineFlightNo
Hawaiian AirlinesHA4763
VIEW FLIGHTS
Wednesday
05:00
AirlineFlightNo
United AirlinesUA2601
06:30
AirlineFlightNo
Southwest AirlinesWN1310
07:05
AirlineFlightNo
Alaska AirlinesAS682
08:35
AirlineFlightNo
Delta Air LinesDL1358
08:55
AirlineFlightNo
United AirlinesUA1505
12:01
AirlineFlightNo
Alaska AirlinesAS1332
13:17
AirlineFlightNo
Alaska AirlinesAS786
Jet Linx AviationJL6364
13:25
AirlineFlightNo
Southwest AirlinesWN376
14:11
AirlineFlightNo
Korean AirKE3013
Delta ConnectionDL4026
15:48
AirlineFlightNo
United AirlinesUA757
18:00
AirlineFlightNo
Alaska AirlinesAS602
19:05
AirlineFlightNo
United AirlinesUA1218
All Nippon AirwaysNH7376
19:12
AirlineFlightNo
VolarisY42083
FrontierF91176
20:00
AirlineFlightNo
Korean AirKE3495
Air FranceAF2346
Delta Air LinesDL2851
Virgin AtlanticVS2102
21:49
AirlineFlightNo
Korean AirKE6121
Qatar AirwaysQR2180
CondorDE5207
VIEW FLIGHTS
Thursday
05:00
AirlineFlightNo
United AirlinesUA2601
05:30
AirlineFlightNo
Southwest AirlinesWN1310
07:05
AirlineFlightNo
Alaska AirlinesAS682
IcelandairFI7695
Qatar AirwaysQR2035
08:00
AirlineFlightNo
Southwest AirlinesWN4194
08:35
AirlineFlightNo
Delta Air LinesDL1358
08:55
AirlineFlightNo
United AirlinesUA1505
12:01
AirlineFlightNo
Alaska AirlinesAS1332
13:17
AirlineFlightNo
Alaska AirlinesAS786
Jet Linx AviationJL6364
13:55
AirlineFlightNo
Southwest AirlinesWN4195
14:11
AirlineFlightNo
Korean AirKE3013
KLMKL7354
Delta ConnectionDL4026
15:48
AirlineFlightNo
United AirlinesUA757
16:20
AirlineFlightNo
VolarisY42599
FrontierF93406
18:00
AirlineFlightNo
Alaska AirlinesAS602
19:05
AirlineFlightNo
United AirlinesUA1218
All Nippon AirwaysNH7376
19:12
AirlineFlightNo
VolarisY42083
FrontierF91176
20:00
AirlineFlightNo
Korean AirKE3495
Air FranceAF2654
Delta Air LinesDL2851
Virgin AtlanticVS2102
20:05
AirlineFlightNo
Alaska AirlinesAS642
IcelandairFI7699
CondorDE5207
StarluxJX7040
21:49
AirlineFlightNo
Korean AirKE6121
CondorDE5270
VIEW FLIGHTS
Friday
05:00
AirlineFlightNo
United AirlinesUA2601
05:30
AirlineFlightNo
Southwest AirlinesWN1310
07:05
AirlineFlightNo
Alaska AirlinesAS682
IcelandairFI7695
08:00
AirlineFlightNo
Southwest AirlinesWN4194
08:35
AirlineFlightNo
Delta Air LinesDL1358
08:55
AirlineFlightNo
United AirlinesUA1505
12:01
AirlineFlightNo
Alaska AirlinesAS1332
13:17
AirlineFlightNo
Alaska AirlinesAS786
Jet Linx AviationJL6364
13:55
AirlineFlightNo
Southwest AirlinesWN4195
14:11
AirlineFlightNo
Korean AirKE3013
WestJetWS6671
Delta ConnectionDL4026
15:48
AirlineFlightNo
United AirlinesUA757
16:20
AirlineFlightNo
VolarisY42599
FrontierF93406
18:00
AirlineFlightNo
Alaska AirlinesAS602
19:05
AirlineFlightNo
United AirlinesUA1218
All Nippon AirwaysNH7376
19:12
AirlineFlightNo
VolarisY42083
FrontierF91176
20:00
AirlineFlightNo
Korean AirKE3495
Air FranceAF2346
Delta Air LinesDL2851
Virgin AtlanticVS2102
20:05
AirlineFlightNo
Alaska AirlinesAS642
IcelandairFI7699
CondorDE5207
StarluxJX7040
21:49
AirlineFlightNo
Korean AirKE6121
CondorDE5270
VIEW FLIGHTS
Saturday
05:00
AirlineFlightNo
United AirlinesUA2601
05:45
AirlineFlightNo
Southwest AirlinesWN1310
07:05
AirlineFlightNo
Alaska AirlinesAS682
IcelandairFI7695
08:35
AirlineFlightNo
Delta Air LinesDL1358
08:51
AirlineFlightNo
United AirlinesUA1505
09:00
AirlineFlightNo
Southwest AirlinesWN4194
12:01
AirlineFlightNo
Alaska AirlinesAS1332
12:54
AirlineFlightNo
United AirlinesUA1351
13:17
AirlineFlightNo
Alaska AirlinesAS786
Jet Linx AviationJL6364
14:11
AirlineFlightNo
Korean AirKE3013
WestJetWS6398
KLMKL7354
Delta ConnectionDL4026
15:48
AirlineFlightNo
United AirlinesUA757
16:10
AirlineFlightNo
Air Transport International8C3352
18:00
AirlineFlightNo
Alaska AirlinesAS602
19:12
AirlineFlightNo
VolarisY42083
FrontierF91176
20:00
AirlineFlightNo
Korean AirKE3495
Air FranceAF2346
Delta Air LinesDL2851
Virgin AtlanticVS2102
21:49
AirlineFlightNo
Korean AirKE6121
Qatar AirwaysQR2180
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
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

Remember to have some local currency before travelling to Denver International as there may not be a bureau de change open upon your arrival.

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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 £20.75 ($28 €23.89)
£20.75
$28 | €23.89
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 £40.75 ($55 €46.92)
£40.75
$55 | €46.92
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 Transport International, Alaska Airlines, All Nippon Airways, Condor, Delta Air Lines, Delta Connection, Frontier, Hawaiian Airlines, Icelandair, Jet Linx Aviation, KLM, Korean Air, Qatar Airways, 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.

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