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

We've found the cheapest flights to Denver

Returns from £55.29

One-way from £31.38

A selection of 22 airliners offer flights to Denver International to Seattle-Tacoma International, AlphaSky, Copa Airlines, All Nippon Airways, Air Transport International, WestJet, SAS, Qatar Airways, Japan Airlines, Icelandair, Condor, Virgin Atlantic, Jet Linx Aviation, Air France, Volaris, Frontier, Korean Air, Delta Air Lines, Hawaiian Airlines, Air Tahiti Nui, Alaska Airlines, Southwest Airlines and United Airlines. The journey time flying from Seattle-Tacoma International to Denver International United States is around 2 Hours 45 Minutes. With the distance covered being 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 flights varies on the time and day you fly. Denver International United States flights may be normally booked months in advance and this may be the best option if you intend to get the best prices from Seattle-Tacoma International. 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 shows the amount of daily flights in operation from Seattle-Tacoma International (SEA) to Denver International (DEN).

Flights Chart
AirlinerMoTuWeThFrSaSuFirst FlightLast FlightFlights
United Airlines656665605:0018:55VIEW FLIGHTS
Southwest Airlines455443405:0019:25VIEW FLIGHTS
Alaska Airlines444444408:0021:46VIEW FLIGHTS
Hawaiian Airlines444444208:0017:59VIEW FLIGHTS
Air Tahiti Nui444444208:0017:59VIEW FLIGHTS
Delta Air Lines333333307:3519:30VIEW FLIGHTS
Korean Air222222113:3517:21VIEW FLIGHTS
Frontier221221200:3520:43VIEW FLIGHTS
Volaris221221100:3520:43VIEW FLIGHTS
Virgin Atlantic111111119:3023:14VIEW FLIGHTS
Jet Linx Aviation111111117:2117:21VIEW FLIGHTS
Air France111111119:3023:14VIEW FLIGHTS
WestJet111111015:1515:15VIEW FLIGHTS
SAS002021115:1523:14VIEW FLIGHTS
Qatar Airways111111017:5917:59VIEW FLIGHTS
Japan Airlines111111013:3513:35VIEW FLIGHTS
Icelandair020111110:1317:21VIEW FLIGHTS
Condor111111017:5917:59VIEW FLIGHTS
Air Transport International111101016:0016:35VIEW FLIGHTS
All Nippon Airways101110018:5518:55VIEW FLIGHTS
Copa Airlines100110015:3515:35VIEW FLIGHTS
AlphaSky000000117:5917:59VIEW FLIGHTS

United Airlines offer the most direct flights from Seattle-Tacoma International to Denver International with an average of 40 flights a week. The earliest flights are operated at 05:00 and the latest flights operated at 18:55 and the most common flight numbers are UA1049, UA1218, UA1505 and UA1795

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
United AirlinesUA2269
Southwest AirlinesWN3895
07:35
AirlineFlightNo
Delta Air LinesDL2740
08:00
AirlineFlightNo
Air Tahiti NuiTN2349
Alaska AirlinesAS682
Hawaiian AirlinesHA6653
08:20
AirlineFlightNo
Southwest AirlinesWN4027
08:30
AirlineFlightNo
United AirlinesUA1505
10:13
AirlineFlightNo
Air Tahiti NuiTN2338
Alaska AirlinesAS535
Hawaiian AirlinesHA6649
11:10
AirlineFlightNo
United AirlinesUA1049
11:45
AirlineFlightNo
Southwest AirlinesWN3268
12:43
AirlineFlightNo
United AirlinesUA1795
13:35
AirlineFlightNo
Korean AirKE6121
Air Tahiti NuiTN2348
Alaska AirlinesAS620
Hawaiian AirlinesHA6651
Japan AirlinesJL6364
14:31
AirlineFlightNo
VolarisY42615
FrontierF93406
15:15
AirlineFlightNo
Korean AirKE3013
WestJetWS6423
Delta Air LinesDL1675
15:35
AirlineFlightNo
United AirlinesUA757
Copa AirlinesCM1286
15:50
AirlineFlightNo
Southwest AirlinesWN2156
16:35
AirlineFlightNo
Air Transport International8C3347
17:21
AirlineFlightNo
Jet Linx AviationJL6364
17:59
AirlineFlightNo
Air Tahiti NuiTN2534
Alaska AirlinesAS1163
Hawaiian AirlinesHA6654
Qatar AirwaysQR2181
CondorDE5270
18:55
AirlineFlightNo
United AirlinesUA1218
All Nippon AirwaysNH7376
19:30
AirlineFlightNo
Air FranceAF2530
Delta Air LinesDL1750
Virgin AtlanticVS2102
20:43
AirlineFlightNo
VolarisY42089
FrontierF91176
VIEW FLIGHTS
Tuesday
00:35
AirlineFlightNo
VolarisY42089
FrontierF91176
05:00
AirlineFlightNo
United AirlinesUA2269
05:50
AirlineFlightNo
Southwest AirlinesWN1530
07:35
AirlineFlightNo
Delta Air LinesDL2740
08:00
AirlineFlightNo
Air Tahiti NuiTN2349
Alaska AirlinesAS682
Hawaiian AirlinesHA6555
08:30
AirlineFlightNo
United AirlinesUA1505
08:35
AirlineFlightNo
Southwest AirlinesWN3268
10:13
AirlineFlightNo
Air Tahiti NuiTN2338
Alaska AirlinesAS535
Hawaiian AirlinesHA6649
IcelandairFI7701
11:00
AirlineFlightNo
Southwest AirlinesWN733
11:10
AirlineFlightNo
United AirlinesUA1049
12:35
AirlineFlightNo
Southwest AirlinesWN1681
12:43
AirlineFlightNo
United AirlinesUA1795
13:22
AirlineFlightNo
VolarisY42615
FrontierF93406
13:35
AirlineFlightNo
Korean AirKE6121
Air Tahiti NuiTN2348
Alaska AirlinesAS620
Hawaiian AirlinesHA6651
IcelandairFI7699
Japan AirlinesJL6364
15:15
AirlineFlightNo
Korean AirKE3013
WestJetWS5549
Delta Air LinesDL1675
15:35
AirlineFlightNo
United AirlinesUA757
16:00
AirlineFlightNo
Air Transport International8C3347
16:59
AirlineFlightNo
Southwest AirlinesWN2130
17:21
AirlineFlightNo
Jet Linx AviationJL6364
17:59
AirlineFlightNo
Air Tahiti NuiTN2534
Alaska AirlinesAS1163
Hawaiian AirlinesHA6654
Qatar AirwaysQR2181
CondorDE5270
19:30
AirlineFlightNo
Air FranceAF2530
Delta Air LinesDL1750
Virgin AtlanticVS2102
VIEW FLIGHTS
Wednesday
05:00
AirlineFlightNo
United AirlinesUA2269
05:50
AirlineFlightNo
Southwest AirlinesWN1530
07:35
AirlineFlightNo
Delta Air LinesDL2740
08:00
AirlineFlightNo
Air Tahiti NuiTN2349
Alaska AirlinesAS682
Hawaiian AirlinesHA6555
08:30
AirlineFlightNo
United AirlinesUA1505
08:35
AirlineFlightNo
Southwest AirlinesWN3268
10:13
AirlineFlightNo
Air Tahiti NuiTN2338
Alaska AirlinesAS535
Hawaiian AirlinesHA6649
11:00
AirlineFlightNo
Southwest AirlinesWN733
11:10
AirlineFlightNo
United AirlinesUA1049
12:35
AirlineFlightNo
Southwest AirlinesWN1681
12:43
AirlineFlightNo
United AirlinesUA1795
13:35
AirlineFlightNo
Korean AirKE6121
Air Tahiti NuiTN2348
Alaska AirlinesAS620
Hawaiian AirlinesHA6651
Japan AirlinesJL6364
15:15
AirlineFlightNo
Korean AirKE3013
SASSK3262
WestJetWS5544
Delta Air LinesDL1675
15:35
AirlineFlightNo
United AirlinesUA757
16:00
AirlineFlightNo
Air Transport International8C3347
16:59
AirlineFlightNo
Southwest AirlinesWN2130
17:21
AirlineFlightNo
Jet Linx AviationJL6364
17:59
AirlineFlightNo
Air Tahiti NuiTN2534
Alaska AirlinesAS1163
Hawaiian AirlinesHA6654
Qatar AirwaysQR2181
CondorDE5270
18:55
AirlineFlightNo
United AirlinesUA1218
All Nippon AirwaysNH7376
19:30
AirlineFlightNo
SASSK3658
Air FranceAF2530
Delta Air LinesDL1750
Virgin AtlanticVS2102
20:43
AirlineFlightNo
VolarisY42089
FrontierF91176
VIEW FLIGHTS
Thursday
00:35
AirlineFlightNo
VolarisY42089
FrontierF91176
05:00
AirlineFlightNo
United AirlinesUA2269
Southwest AirlinesWN3895
07:35
AirlineFlightNo
Delta Air LinesDL2740
08:00
AirlineFlightNo
Air Tahiti NuiTN2349
Alaska AirlinesAS682
Hawaiian AirlinesHA6555
08:20
AirlineFlightNo
Southwest AirlinesWN4027
08:30
AirlineFlightNo
United AirlinesUA1505
10:13
AirlineFlightNo
Air Tahiti NuiTN2338
Alaska AirlinesAS535
Hawaiian AirlinesHA6649
IcelandairFI7701
11:10
AirlineFlightNo
United AirlinesUA1049
11:45
AirlineFlightNo
Southwest AirlinesWN3268
12:43
AirlineFlightNo
United AirlinesUA1795
13:02
AirlineFlightNo
VolarisY42615
FrontierF93406
13:35
AirlineFlightNo
Korean AirKE6121
Air Tahiti NuiTN2348
Alaska AirlinesAS620
Hawaiian AirlinesHA6651
Japan AirlinesJL6364
15:15
AirlineFlightNo
Korean AirKE3013
WestJetWS5545
Delta Air LinesDL1675
15:35
AirlineFlightNo
United AirlinesUA757
Copa AirlinesCM1286
15:50
AirlineFlightNo
Southwest AirlinesWN2156
16:05
AirlineFlightNo
Air Transport International8C3347
17:21
AirlineFlightNo
Jet Linx AviationJL6364
17:59
AirlineFlightNo
Air Tahiti NuiTN2534
Alaska AirlinesAS1163
Hawaiian AirlinesHA6654
Qatar AirwaysQR2181
CondorDE5270
18:55
AirlineFlightNo
United AirlinesUA1218
All Nippon AirwaysNH7376
19:30
AirlineFlightNo
Air FranceAF2530
Delta Air LinesDL1750
Virgin AtlanticVS2102
VIEW FLIGHTS
Friday
05:00
AirlineFlightNo
United AirlinesUA2269
Southwest AirlinesWN3895
07:35
AirlineFlightNo
Delta Air LinesDL2740
08:00
AirlineFlightNo
Air Tahiti NuiTN2349
Alaska AirlinesAS682
Hawaiian AirlinesHA6653
08:20
AirlineFlightNo
Southwest AirlinesWN4027
08:30
AirlineFlightNo
United AirlinesUA1505
10:13
AirlineFlightNo
Air Tahiti NuiTN2338
Alaska AirlinesAS535
Hawaiian AirlinesHA6649
IcelandairFI7701
11:10
AirlineFlightNo
United AirlinesUA1049
11:45
AirlineFlightNo
Southwest AirlinesWN3268
12:43
AirlineFlightNo
United AirlinesUA1795
13:35
AirlineFlightNo
Korean AirKE6121
Air Tahiti NuiTN2348
Alaska AirlinesAS620
Hawaiian AirlinesHA6651
Japan AirlinesJL6364
14:31
AirlineFlightNo
VolarisY42600
FrontierF93406
15:15
AirlineFlightNo
Korean AirKE3013
SASSK3262
WestJetWS8051
Delta Air LinesDL1675
15:35
AirlineFlightNo
United AirlinesUA757
Copa AirlinesCM1286
15:50
AirlineFlightNo
Southwest AirlinesWN2156
17:21
AirlineFlightNo
Jet Linx AviationJL6364
17:59
AirlineFlightNo
Air Tahiti NuiTN2534
Alaska AirlinesAS1163
Hawaiian AirlinesHA6654
Qatar AirwaysQR2181
CondorDE5270
18:55
AirlineFlightNo
United AirlinesUA1218
All Nippon AirwaysNH7376
19:30
AirlineFlightNo
SASSK3658
Air FranceAF2530
Delta Air LinesDL1750
Virgin AtlanticVS2102
20:43
AirlineFlightNo
VolarisY42087
FrontierF91176
VIEW FLIGHTS
Saturday
05:00
AirlineFlightNo
United AirlinesUA2269
Southwest AirlinesWN3895
07:35
AirlineFlightNo
Delta Air LinesDL2740
08:00
AirlineFlightNo
Air Tahiti NuiTN2349
Alaska AirlinesAS682
Hawaiian AirlinesHA6555
08:30
AirlineFlightNo
United AirlinesUA1505
10:13
AirlineFlightNo
Air Tahiti NuiTN2338
Alaska AirlinesAS535
Hawaiian AirlinesHA6649
IcelandairFI7701
11:10
AirlineFlightNo
United AirlinesUA1049
12:35
AirlineFlightNo
Southwest AirlinesWN1681
12:43
AirlineFlightNo
United AirlinesUA1795
13:35
AirlineFlightNo
Korean AirKE6121
Air Tahiti NuiTN2348
Alaska AirlinesAS620
Hawaiian AirlinesHA6651
Japan AirlinesJL6364
15:15
AirlineFlightNo
Korean AirKE3013
WestJetWS8051
Delta Air LinesDL1675
15:35
AirlineFlightNo
United AirlinesUA757
16:05
AirlineFlightNo
Air Transport International8C3347
16:30
AirlineFlightNo
Southwest AirlinesWN733
17:21
AirlineFlightNo
Jet Linx AviationJL6364
17:59
AirlineFlightNo
Air Tahiti NuiTN2534
Alaska AirlinesAS1163
Hawaiian AirlinesHA6654
Qatar AirwaysQR2181
CondorDE5270
19:30
AirlineFlightNo
SASSK3658
Air FranceAF2530
Delta Air LinesDL1750
Virgin AtlanticVS2102
20:43
AirlineFlightNo
VolarisY42087
FrontierF91176
VIEW FLIGHTS
Sunday
00:35
AirlineFlightNo
VolarisY42087
05:00
AirlineFlightNo
United AirlinesUA2269
05:35
AirlineFlightNo
Southwest AirlinesWN3268
07:35
AirlineFlightNo
Delta Air LinesDL2740
08:00
AirlineFlightNo
Alaska AirlinesAS682
08:30
AirlineFlightNo
United AirlinesUA1505
10:13
AirlineFlightNo
Alaska AirlinesAS535
10:30
AirlineFlightNo
Southwest AirlinesWN660
11:10
AirlineFlightNo
United AirlinesUA1049
11:53
AirlineFlightNo
Air Tahiti NuiTN2349
Hawaiian AirlinesHA6555
12:43
AirlineFlightNo
United AirlinesUA1795
13:35
AirlineFlightNo
Alaska AirlinesAS620
14:31
AirlineFlightNo
FrontierF93406
15:15
AirlineFlightNo
Delta Air LinesDL1675
15:35
AirlineFlightNo
United AirlinesUA757
16:10
AirlineFlightNo
Southwest AirlinesWN2156
17:21
AirlineFlightNo
Korean AirKE6121
Air Tahiti NuiTN2348
Hawaiian AirlinesHA6651
IcelandairFI7699
Jet Linx AviationJL6364
17:59
AirlineFlightNo
AlphaSkyAS1163
18:55
AirlineFlightNo
United AirlinesUA1218
19:25
AirlineFlightNo
Southwest AirlinesWN3409
19:30
AirlineFlightNo
Delta Air LinesDL1750
20:43
AirlineFlightNo
FrontierF91176
21:46
AirlineFlightNo
Alaska AirlinesAS1163
23:14
AirlineFlightNo
SASSK3658
Air FranceAF2530
Virgin AtlanticVS2102
VIEW FLIGHTS

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

Alternative Direct Routes
RouteStopsDistanceFlying Time
Seattle Boeing Field King County to Denver01,648 km (1,024 miles)2 Hours 45 Minutes
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

Please check before travelling to Denver International that a travel visa is not required.

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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 £31.38 ($42 €36.15)
£31.38
$42 | €36.15
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 £55.29 ($74 €63.70)
£55.29
$74 | €63.70
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, AlphaSky, Condor, Copa Airlines, Delta Air Lines, Frontier, Hawaiian Airlines, Icelandair, Japan Airlines, Jet Linx Aviation, Korean Air, Qatar Airways, SAS, Southwest Airlines, 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

Denver Airport Lounges

See all the airport lounges, locations and opening times available at Denver Airport

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Dining and Bars 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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Shops and Duty Free at Denver Airport

See all shops available at Denver Airport - plan your duty free shopping in advance

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Denver Tourist Attractions

Things to do and see in and around Denver International Airport in Colorado and beyond...

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