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

We've found the cheapest flights to Denver

Returns from £43.33

One-way from £18.68

A selection of 21 airliners offer flights to Denver International to Seattle-Tacoma International, Condor, Starlux, Volaris, Frontier, Air Transport International, WestJet, KLM, Jet Linx Aviation, Copa Airlines, All Nippon Airways, Air France, Virgin Atlantic, Qatar Airways, Icelandair, Korean Air, Southwest Airlines, Delta Air Lines, Hawaiian Airlines, Air Tahiti Nui, Alaska 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 Airlines444444405:0015:45VIEW FLIGHTS
Alaska Airlines433442407:5520:14VIEW FLIGHTS
Hawaiian Airlines433442207:5523:59VIEW FLIGHTS
Air Tahiti Nui433442207:5523:59VIEW FLIGHTS
Southwest Airlines333333305:3515:59VIEW FLIGHTS
Delta Air Lines333333307:4019:35VIEW FLIGHTS
Korean Air222222014:1915:15VIEW FLIGHTS
Qatar Airways211221114:1923:59VIEW FLIGHTS
Icelandair211220207:5523:59VIEW FLIGHTS
Virgin Atlantic111111119:3523:21VIEW FLIGHTS
WestJet111111015:1515:15VIEW FLIGHTS
KLM111111015:1515:15VIEW FLIGHTS
Jet Linx Aviation111111014:1914:19VIEW FLIGHTS
Copa Airlines111111015:4519:26VIEW FLIGHTS
All Nippon Airways111111015:4519:26VIEW FLIGHTS
Air France111111015:1515:15VIEW FLIGHTS
Volaris100111112:4816:39VIEW FLIGHTS
Frontier100111112:4815:40VIEW FLIGHTS
Air Transport International011111016:0516:37VIEW FLIGHTS
Starlux100110120:1423:59VIEW FLIGHTS
Condor100100020:1420:14VIEW FLIGHTS

United Airlines offer the most direct flights from Seattle-Tacoma International to Denver International with an average of 28 flights a week. The earliest flights are operated at 05:00 and the latest flights operated at 15:45 and the most common flight numbers are UA1505, UA1835, UA2269 and UA757

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
05:40
AirlineFlightNo
Southwest AirlinesWN2141
07:40
AirlineFlightNo
Delta Air LinesDL2740
07:55
AirlineFlightNo
Air Tahiti NuiTN2349
Alaska AirlinesAS682
Hawaiian AirlinesHA6653
IcelandairFI7695
08:40
AirlineFlightNo
United AirlinesUA1505
09:35
AirlineFlightNo
Southwest AirlinesWN290
11:02
AirlineFlightNo
Air Tahiti NuiTN2338
Alaska AirlinesAS535
Hawaiian AirlinesHA6649
12:35
AirlineFlightNo
United AirlinesUA757
14:19
AirlineFlightNo
Korean AirKE6121
Air Tahiti NuiTN2477
Alaska AirlinesAS602
Hawaiian AirlinesHA6650
Qatar AirwaysQR3441
Jet Linx AviationJL6364
14:20
AirlineFlightNo
Southwest AirlinesWN1567
15:15
AirlineFlightNo
Korean AirKE3013
WestJetWS5540
Air FranceAF2229
KLMKL6971
Delta Air LinesDL1675
15:40
AirlineFlightNo
VolarisY42575
FrontierF93406
15:45
AirlineFlightNo
United AirlinesUA1835
All Nippon AirwaysNH7376
Copa AirlinesCM1286
19:35
AirlineFlightNo
Delta Air LinesDL1750
Virgin AtlanticVS2102
20:14
AirlineFlightNo
Air Tahiti NuiTN2483
Alaska AirlinesAS642
Hawaiian AirlinesHA6652
IcelandairFI7699
Qatar AirwaysQR2180
CondorDE5207
StarluxJX7040
VIEW FLIGHTS
Tuesday
05:00
AirlineFlightNo
United AirlinesUA2269
05:40
AirlineFlightNo
Southwest AirlinesWN2141
07:40
AirlineFlightNo
Delta Air LinesDL2740
07:55
AirlineFlightNo
Air Tahiti NuiTN2349
Alaska AirlinesAS682
Hawaiian AirlinesHA6555
IcelandairFI7695
08:40
AirlineFlightNo
United AirlinesUA1505
09:35
AirlineFlightNo
Southwest AirlinesWN290
11:02
AirlineFlightNo
Air Tahiti NuiTN2338
Alaska AirlinesAS535
Hawaiian AirlinesHA6649
12:35
AirlineFlightNo
United AirlinesUA757
14:19
AirlineFlightNo
Korean AirKE6121
Air Tahiti NuiTN2477
Alaska AirlinesAS602
Hawaiian AirlinesHA6650
Qatar AirwaysQR3441
Jet Linx AviationJL6364
14:20
AirlineFlightNo
Southwest AirlinesWN1567
15:15
AirlineFlightNo
Korean AirKE3013
WestJetWS5540
Air FranceAF2446
KLMKL6971
Delta Air LinesDL1675
15:45
AirlineFlightNo
United AirlinesUA1835
Copa AirlinesCM1286
16:37
AirlineFlightNo
Air Transport International8C3360
19:26
AirlineFlightNo
All Nippon AirwaysNH7376
19:35
AirlineFlightNo
Delta Air LinesDL1750
Virgin AtlanticVS2102
VIEW FLIGHTS
Wednesday
05:00
AirlineFlightNo
United AirlinesUA2269
05:40
AirlineFlightNo
Southwest AirlinesWN2141
07:40
AirlineFlightNo
Delta Air LinesDL2740
07:55
AirlineFlightNo
Air Tahiti NuiTN2349
Alaska AirlinesAS682
Hawaiian AirlinesHA6555
IcelandairFI7695
08:40
AirlineFlightNo
United AirlinesUA1505
09:35
AirlineFlightNo
Southwest AirlinesWN290
11:02
AirlineFlightNo
Air Tahiti NuiTN2338
Alaska AirlinesAS535
Hawaiian AirlinesHA6649
12:35
AirlineFlightNo
United AirlinesUA757
14:19
AirlineFlightNo
Korean AirKE6121
Air Tahiti NuiTN2477
Alaska AirlinesAS602
Hawaiian AirlinesHA6650
Qatar AirwaysQR3441
Jet Linx AviationJL6364
14:20
AirlineFlightNo
Southwest AirlinesWN1567
15:15
AirlineFlightNo
Korean AirKE3013
WestJetWS5540
Air FranceAF2446
KLMKL6971
Delta Air LinesDL1675
15:45
AirlineFlightNo
United AirlinesUA1835
All Nippon AirwaysNH7376
Copa AirlinesCM1286
16:05
AirlineFlightNo
Air Transport International8C3360
19:35
AirlineFlightNo
Delta Air LinesDL1750
Virgin AtlanticVS2102
VIEW FLIGHTS
Thursday
05:00
AirlineFlightNo
United AirlinesUA2269
05:40
AirlineFlightNo
Southwest AirlinesWN2141
07:40
AirlineFlightNo
Delta Air LinesDL2740
07:55
AirlineFlightNo
Air Tahiti NuiTN2349
Alaska AirlinesAS682
Hawaiian AirlinesHA6555
IcelandairFI7695
08:40
AirlineFlightNo
United AirlinesUA1505
09:35
AirlineFlightNo
Southwest AirlinesWN290
11:02
AirlineFlightNo
Air Tahiti NuiTN2338
Alaska AirlinesAS535
Hawaiian AirlinesHA6649
12:35
AirlineFlightNo
United AirlinesUA757
12:48
AirlineFlightNo
VolarisY42575
FrontierF93406
14:19
AirlineFlightNo
Korean AirKE6121
Air Tahiti NuiTN2477
Alaska AirlinesAS602
Hawaiian AirlinesHA6650
Qatar AirwaysQR3441
Jet Linx AviationJL6364
14:20
AirlineFlightNo
Southwest AirlinesWN1567
15:15
AirlineFlightNo
Korean AirKE3013
WestJetWS5540
Air FranceAF2446
KLMKL6971
Delta Air LinesDL1675
15:45
AirlineFlightNo
United AirlinesUA1835
All Nippon AirwaysNH7376
Copa AirlinesCM1286
16:07
AirlineFlightNo
Air Transport International8C3360
19:35
AirlineFlightNo
Delta Air LinesDL1750
Virgin AtlanticVS2102
20:14
AirlineFlightNo
Air Tahiti NuiTN2483
Alaska AirlinesAS642
Hawaiian AirlinesHA6652
IcelandairFI7699
Qatar AirwaysQR2180
CondorDE5207
StarluxJX7040
VIEW FLIGHTS
Friday
05:00
AirlineFlightNo
United AirlinesUA2269
05:35
AirlineFlightNo
Southwest AirlinesWN290
07:40
AirlineFlightNo
Delta Air LinesDL2740
07:55
AirlineFlightNo
Air Tahiti NuiTN2349
Alaska AirlinesAS682
Hawaiian AirlinesHA6653
IcelandairFI7695
08:35
AirlineFlightNo
Southwest AirlinesWN1692
08:40
AirlineFlightNo
United AirlinesUA1505
11:02
AirlineFlightNo
Air Tahiti NuiTN2338
Alaska AirlinesAS535
Hawaiian AirlinesHA6649
12:35
AirlineFlightNo
United AirlinesUA757
14:19
AirlineFlightNo
Korean AirKE6121
Air Tahiti NuiTN2477
Alaska AirlinesAS602
Hawaiian AirlinesHA6650
Qatar AirwaysQR3441
Jet Linx AviationJL6364
15:15
AirlineFlightNo
Korean AirKE3013
WestJetWS5540
Air FranceAF2172
KLMKL6971
Delta Air LinesDL1675
15:40
AirlineFlightNo
VolarisY42575
FrontierF93406
15:45
AirlineFlightNo
United AirlinesUA1835
15:59
AirlineFlightNo
Southwest AirlinesWN1567
16:07
AirlineFlightNo
Air Transport International8C3360
19:26
AirlineFlightNo
All Nippon AirwaysNH7376
Copa AirlinesCM1286
19:35
AirlineFlightNo
Delta Air LinesDL1750
Virgin AtlanticVS2102
20:14
AirlineFlightNo
Air Tahiti NuiTN2483
Alaska AirlinesAS642
Hawaiian AirlinesHA6652
IcelandairFI7699
Qatar AirwaysQR2180
StarluxJX7040
VIEW FLIGHTS
Saturday
05:00
AirlineFlightNo
United AirlinesUA2269
Southwest AirlinesWN2141
07:40
AirlineFlightNo
Delta Air LinesDL2740
08:40
AirlineFlightNo
United AirlinesUA1505
10:15
AirlineFlightNo
Southwest AirlinesWN1692
11:02
AirlineFlightNo
Air Tahiti NuiTN2338
Alaska AirlinesAS535
Hawaiian AirlinesHA6649
12:20
AirlineFlightNo
Southwest AirlinesWN3854
12:35
AirlineFlightNo
United AirlinesUA757
12:48
AirlineFlightNo
VolarisY42575
FrontierF93406
14:19
AirlineFlightNo
Korean AirKE6121
Air Tahiti NuiTN2477
Alaska AirlinesAS602
Hawaiian AirlinesHA6650
Qatar AirwaysQR3441
Jet Linx AviationJL6364
15:15
AirlineFlightNo
Korean AirKE3013
WestJetWS5540
Air FranceAF2172
KLMKL6971
Delta Air LinesDL1675
15:40
AirlineFlightNo
United AirlinesUA1835
All Nippon AirwaysNH7376
Copa AirlinesCM1286
17:00
AirlineFlightNo
Air Transport International8C3360
19:35
AirlineFlightNo
Delta Air LinesDL1750
Virgin AtlanticVS2102
VIEW FLIGHTS
Sunday
05:00
AirlineFlightNo
United AirlinesUA2269
05:35
AirlineFlightNo
Southwest AirlinesWN290
07:40
AirlineFlightNo
Delta Air LinesDL2740
07:55
AirlineFlightNo
Alaska AirlinesAS682
08:35
AirlineFlightNo
Southwest AirlinesWN1692
08:40
AirlineFlightNo
United AirlinesUA1505
11:02
AirlineFlightNo
Alaska AirlinesAS535
11:44
AirlineFlightNo
Air Tahiti NuiTN2349
Hawaiian AirlinesHA6555
IcelandairFI7695
12:35
AirlineFlightNo
United AirlinesUA757
12:48
AirlineFlightNo
FrontierF93406
14:19
AirlineFlightNo
Alaska AirlinesAS602
15:15
AirlineFlightNo
Delta Air LinesDL1675
15:45
AirlineFlightNo
United AirlinesUA1835
15:59
AirlineFlightNo
Southwest AirlinesWN1567
16:39
AirlineFlightNo
VolarisY42575
19:35
AirlineFlightNo
Delta Air LinesDL1750
20:14
AirlineFlightNo
Alaska AirlinesAS642
23:21
AirlineFlightNo
Virgin AtlanticVS2102
23:59
AirlineFlightNo
Air Tahiti NuiTN2483
Hawaiian AirlinesHA6652
IcelandairFI7699
Qatar AirwaysQR2180
StarluxJX7040
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
Everett to Denver 01,665 km (1,034 miles)2 Hours 46 Minutes
Richmond Vancouver to Denver 01,789 km (1,112 miles)2 Hours 55 Minutes

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

Looking for the best deals on car rental?

Search for the cheapest car hire deals at DEN

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 £18.68 ($25 €21.28)
£18.68
$25 | €21.28
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 £43.33 ($58 €49.36)
£43.33
$58 | €49.36
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

Was your flight delayed or cancelled?

Was your flight delayed or cancelled?

You may be eligible to receive up to 600 EUR compensation per person in your party.

Claim Now!

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, Condor, Copa Airlines, Delta Air Lines, 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.

Other Airports Connecting To Denver Airport in united states

Looking for the best deals on rental cars?

Search for the cheapest car hire deals in Denver

Useful Information about Denver Airport

Denver Airport Lounges

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

View...
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

View...
Shops and Duty Free at Denver Airport

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

View...
Denver Tourist Attractions

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

View...