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

We've found the cheapest flights to Seattle

Returns from £46.08

One-way from £19.64

A selection of 19 airliners offer flights to Seattle-Tacoma International to Denver International, Volaris, Condor, WestJet, Frontier, Copa Airlines, Air Transport International, Jet Linx Aviation, All Nippon Airways, Air France, Delta Air Lines, Starlux, Virgin Atlantic, Qatar Airways, Delta Connection, Korean Air, Hawaiian Airlines, Southwest Airlines, Alaska Airlines and United Airlines. The distance covered when flying from Denver International to Seattle-Tacoma International United States is 1,645 Km (1,022 Miles) with the travel time being around 2 Hours 45 Minutes. DEN is the Airport code for Denver International and SEA is for Seattle-Tacoma International United States.

The cost of flights varies on the time and day you fly. It is normally worth booking flights well in advance if possible to get the best deal to Seattle-Tacoma 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 Seattle-Tacoma International is 8.0 GMT compared to 7.0 GMT at Denver International so bare this in mind is you need to make travel arrangements when you arrive at Seattle-Tacoma International.

The table below shows the amount of daily flights in operation from Denver International (DEN) to Seattle-Tacoma International (SEA).

Flights Chart
AirlinerMoTuWeThFrSaSuFirst FlightLast FlightFlights
United Airlines005554507:4520:54VIEW FLIGHTS
Alaska Airlines003443407:0019:52VIEW FLIGHTS
Southwest Airlines003333308:3521:10VIEW FLIGHTS
Hawaiian Airlines003332107:0018:16VIEW FLIGHTS
Korean Air002222206:3009:10VIEW FLIGHTS
Virgin Atlantic002222106:3013:10VIEW FLIGHTS
Qatar Airways002222107:0012:34VIEW FLIGHTS
Delta Connection002222113:1019:40VIEW FLIGHTS
Starlux002221012:3418:16VIEW FLIGHTS
Delta Air Lines001111206:3019:40VIEW FLIGHTS
Jet Linx Aviation001111107:0009:10VIEW FLIGHTS
All Nippon Airways001111111:4211:42VIEW FLIGHTS
Air France001111106:3008:36VIEW FLIGHTS
Copa Airlines001110120:5420:54VIEW FLIGHTS
Air Transport International001111021:5522:25VIEW FLIGHTS
WestJet000011106:3006:30VIEW FLIGHTS
Frontier000110109:1009:10VIEW FLIGHTS
Volaris000110009:1009:10VIEW FLIGHTS
Condor000101012:3412:34VIEW FLIGHTS

United Airlines offer the most direct flights from Denver International to Seattle-Tacoma International with an average of 24 flights a week. The earliest flights are operated at 07:45 and the latest flights operated at 20:54 and the most common flight numbers are UA1424, UA2013, UA2271 and UA2651

For more details regarding United Airlines flight information and bookings you can visit them at united.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
Wednesday
08:36
AirlineFlightNo
Korean AirKE3014
Air FranceAF2122
Delta Air LinesDL1731
Virgin AtlanticVS2069
09:10
AirlineFlightNo
Korean AirKE6122
Alaska AirlinesAS643
Hawaiian AirlinesHA4868
Qatar AirwaysQR2036
Jet Linx AviationJL6365
09:49
AirlineFlightNo
United AirlinesUA2271
10:35
AirlineFlightNo
Southwest AirlinesWN1738
11:42
AirlineFlightNo
United AirlinesUA1424
All Nippon AirwaysNH7375
12:34
AirlineFlightNo
Alaska AirlinesAS783
Hawaiian AirlinesHA4869
Qatar AirwaysQR2035
StarluxJX7039
13:10
AirlineFlightNo
Delta ConnectionDL3675
Virgin AtlanticVS2070
16:04
AirlineFlightNo
United AirlinesUA2013
16:25
AirlineFlightNo
Southwest AirlinesWN3063
18:16
AirlineFlightNo
Alaska AirlinesAS633
Hawaiian AirlinesHA4759
StarluxJX7037
19:14
AirlineFlightNo
United AirlinesUA486
19:40
AirlineFlightNo
Delta ConnectionDL3795
20:30
AirlineFlightNo
Southwest AirlinesWN659
20:54
AirlineFlightNo
United AirlinesUA2651
Copa AirlinesCM1141
21:55
AirlineFlightNo
Air Transport International8C3375
VIEW FLIGHTS
Thursday
06:30
AirlineFlightNo
Korean AirKE3014
Air FranceAF2113
Delta Air LinesDL1731
Virgin AtlanticVS2069
07:00
AirlineFlightNo
Korean AirKE6122
Alaska AirlinesAS643
Hawaiian AirlinesHA4868
Qatar AirwaysQR2036
Jet Linx AviationJL6365
07:45
AirlineFlightNo
United AirlinesUA2271
08:35
AirlineFlightNo
Southwest AirlinesWN580
09:10
AirlineFlightNo
VolarisY42840
FrontierF94545
11:42
AirlineFlightNo
United AirlinesUA1424
All Nippon AirwaysNH7375
12:34
AirlineFlightNo
Alaska AirlinesAS783
Hawaiian AirlinesHA4869
Qatar AirwaysQR2035
CondorDE5237
StarluxJX7039
13:10
AirlineFlightNo
Delta ConnectionDL3675
Virgin AtlanticVS2070
16:04
AirlineFlightNo
United AirlinesUA2013
17:20
AirlineFlightNo
Southwest AirlinesWN3063
18:16
AirlineFlightNo
Alaska AirlinesAS633
Hawaiian AirlinesHA4759
StarluxJX7037
19:14
AirlineFlightNo
United AirlinesUA486
19:40
AirlineFlightNo
Delta ConnectionDL3795
19:52
AirlineFlightNo
Alaska AirlinesAS785
20:50
AirlineFlightNo
Southwest AirlinesWN659
20:54
AirlineFlightNo
United AirlinesUA2651
Copa AirlinesCM1141
21:55
AirlineFlightNo
Air Transport International8C3375
VIEW FLIGHTS
Friday
06:30
AirlineFlightNo
Korean AirKE3014
WestJetWS7139
Air FranceAF2122
Delta Air LinesDL1731
Virgin AtlanticVS2069
07:00
AirlineFlightNo
Korean AirKE6122
Alaska AirlinesAS643
Hawaiian AirlinesHA4868
Qatar AirwaysQR2036
Jet Linx AviationJL6365
07:45
AirlineFlightNo
United AirlinesUA2271
08:35
AirlineFlightNo
Southwest AirlinesWN580
09:10
AirlineFlightNo
VolarisY42786
FrontierF94545
11:42
AirlineFlightNo
United AirlinesUA1424
All Nippon AirwaysNH7375
12:34
AirlineFlightNo
Alaska AirlinesAS783
Hawaiian AirlinesHA4869
Qatar AirwaysQR2035
StarluxJX7039
13:10
AirlineFlightNo
Delta ConnectionDL3675
Virgin AtlanticVS2070
16:04
AirlineFlightNo
United AirlinesUA2013
17:20
AirlineFlightNo
Southwest AirlinesWN3063
18:16
AirlineFlightNo
Alaska AirlinesAS633
Hawaiian AirlinesHA4759
StarluxJX7037
19:14
AirlineFlightNo
United AirlinesUA486
19:40
AirlineFlightNo
Delta ConnectionDL3795
19:52
AirlineFlightNo
Alaska AirlinesAS785
20:50
AirlineFlightNo
Southwest AirlinesWN659
20:54
AirlineFlightNo
United AirlinesUA2651
Copa AirlinesCM1141
22:25
AirlineFlightNo
Air Transport International8C3375
VIEW FLIGHTS
Saturday
06:30
AirlineFlightNo
Korean AirKE3014
WestJetWS7139
Air FranceAF2201
Delta Air LinesDL1731
Virgin AtlanticVS2069
07:00
AirlineFlightNo
Korean AirKE6122
Alaska AirlinesAS643
Hawaiian AirlinesHA4868
Qatar AirwaysQR2036
Jet Linx AviationJL6365
07:45
AirlineFlightNo
United AirlinesUA2271
08:30
AirlineFlightNo
Southwest AirlinesWN321
11:42
AirlineFlightNo
United AirlinesUA1424
All Nippon AirwaysNH7375
12:34
AirlineFlightNo
Alaska AirlinesAS783
Hawaiian AirlinesHA4869
Qatar AirwaysQR2035
CondorDE5237
StarluxJX7039
13:10
AirlineFlightNo
Delta ConnectionDL3675
Virgin AtlanticVS2070
16:04
AirlineFlightNo
United AirlinesUA2013
17:20
AirlineFlightNo
Southwest AirlinesWN1271
19:14
AirlineFlightNo
United AirlinesUA2651
19:40
AirlineFlightNo
Delta ConnectionDL3795
19:52
AirlineFlightNo
Alaska AirlinesAS785
20:55
AirlineFlightNo
Southwest AirlinesWN659
22:00
AirlineFlightNo
Air Transport International8C3375
VIEW FLIGHTS
Sunday
06:30
AirlineFlightNo
Korean AirKE3014
WestJetWS7139
Air FranceAF2122
Delta Air LinesDL1731
Virgin AtlanticVS2069
07:00
AirlineFlightNo
Korean AirKE6122
Alaska AirlinesAS643
Hawaiian AirlinesHA4868
Qatar AirwaysQR2036
Jet Linx AviationJL6365
07:45
AirlineFlightNo
United AirlinesUA2271
08:35
AirlineFlightNo
Southwest AirlinesWN580
09:10
AirlineFlightNo
FrontierF94545
11:42
AirlineFlightNo
United AirlinesUA1424
All Nippon AirwaysNH7375
12:34
AirlineFlightNo
Alaska AirlinesAS783
13:10
AirlineFlightNo
Delta ConnectionDL3675
16:04
AirlineFlightNo
United AirlinesUA2013
17:20
AirlineFlightNo
Southwest AirlinesWN3063
18:16
AirlineFlightNo
Alaska AirlinesAS633
19:14
AirlineFlightNo
United AirlinesUA486
19:40
AirlineFlightNo
Delta Air LinesDL3795
19:52
AirlineFlightNo
Alaska AirlinesAS785
20:54
AirlineFlightNo
United AirlinesUA2651
Copa AirlinesCM1141
21:10
AirlineFlightNo
Southwest AirlinesWN659
VIEW FLIGHTS

You may instead fly from Denver International and arrive at Seattle-Tacoma International by an alternative airport or airports. The summary of this is in the table below.

Alternative Direct Routes
RouteStopsDistanceFlying Time
Vail Eagle Eagle County to Seattle01,510 km (938 miles)2 Hours 35 Minutes
Hayden to Seattle01,431 km (889 miles)2 Hours 30 Minutes

Please check before travelling to Seattle-Tacoma International that a travel visa is not required.

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

DIRECT Frontier Airlines
What is the cheapest direct flight one way from Denver DEN to Seattle SEA?
The cheapest direct flight one way from Denver DEN to Seattle SEA is £19.64 ($26 €22.67)
£19.64
$26 | €22.67
Check Latest Price
DIRECT Frontier Airlines
What is the cheapest direct return flight from Denver DEN to Seattle SEA?
The cheapest direct return flight from Denver DEN to Seattle SEA is £46.08 ($61 €53.19)
£46.08
$61 | €53.19
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 DEN to SEA

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

Who flies from Denver to Seattle?
The following airlines fly from Denver (DEN) to Seattle (SEA): Air France, Air Transport International, Alaska Airlines, All Nippon Airways, Condor, Copa Airlines, Delta Air Lines, Delta Connection, Frontier, Hawaiian Airlines, Jet Linx Aviation, Korean Air, Qatar Airways, Southwest Airlines, Starlux, United Airlines, Virgin Atlantic, Volaris, WestJet.
How far is the flight from Denver to Seattle?
The flight from Denver to Seattle is 1,645KM or 1,022 miles.
How long does the flight from Denver to Seattle to take?
The flight from Denver to Seattle takes 2 Hours 45 Minutes.

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