Beginning of main content
Trip Type
Flight 1
Flight 2
Flight 3
Flight 4
Flight 5

Get travel help 24/7 with our Customer First Guarantee

Wander Wisely™ with Price Match Guarantee and no change fees

Search over 400 airlines and more than 700,000 hotels worldwide

Amazing DEN to SEA Flight Deals

The cheapest flights to Seattle - Tacoma Intl. found within the past 7 days were $87. Prices and availability subject to change. Additional terms may apply.

Flight Schedule for DEN to SEA

Carrier Flight Depart DEN Arrive SEA Tue
10/15
Wed
10/16
Thu
10/17
Fri
10/18
Sat
10/19
Sun
10/20
Mon
10/21
Stops
DL 2665 06:40 am 08:45 am Check fare Check fare Check fare Check fare Check fare Check fare Check fare 0 stop(s)
AS 1171 06:45 am 08:50 am Check fare Check fare Check fare Check fare Check fare Check fare Check fare 0 stop(s)
UA 339 09:35 am 11:36 am Check fare Check fare Check fare Check fare Check fare Check fare Check fare 0 stop(s)
AS 1175 10:40 am 12:45 pm Check fare Check fare Check fare Check fare Check fare Check fare Check fare 0 stop(s)
F9 145 10:56 am 01:04 pm Check fare Check fare Check fare Check fare Check fare Check fare Check fare 0 stop(s)
DL 1279 12:20 pm 02:20 pm Check fare Check fare Check fare Check fare Check fare Check fare Check fare 0 stop(s)
AS 623 12:40 pm 02:45 pm Check fare Check fare Check fare Check fare Check fare Check fare Check fare 0 stop(s)
DL 2887 02:30 pm 04:26 pm Check fare Check fare Check fare Check fare - Check fare Check fare 0 stop(s)
UA 948 03:54 pm 05:51 pm Check fare Check fare Check fare Check fare Check fare Check fare Check fare 0 stop(s)
AS 1177 04:20 pm 06:25 pm Check fare Check fare Check fare Check fare Check fare Check fare Check fare 0 stop(s)
UA 1620 05:35 pm 07:32 pm Check fare Check fare Check fare Check fare Check fare Check fare Check fare 0 stop(s)
DL 1119 06:17 pm 08:22 pm Check fare Check fare Check fare Check fare - Check fare Check fare 0 stop(s)
UA 2223 07:15 pm 09:16 pm Check fare Check fare Check fare Check fare Check fare Check fare Check fare 0 stop(s)
AS 1179 08:15 pm 10:20 pm Check fare Check fare Check fare Check fare - Check fare Check fare 0 stop(s)
UA 2305 10:10 pm 12:03 am Check fare Check fare Check fare Check fare - Check fare Check fare 0 stop(s)
F9 143 10:15 pm 12:29 am Check fare Check fare Check fare Check fare Check fare Check fare Check fare 0 stop(s)
DL 2693 04:10 pm 06:08 pm - - - - Check fare - - 0 stop(s)
Show More

Best Seattle - Tacoma Intl. Flight and Hotel Packages

Seattle - Tacoma Intl. flight + hotel packages - economy flights

FAQs about flights from Denver Intl. Airport (DEN) to Seattle - Tacoma Intl. Airport (SEA)

Are there direct flights from Denver Airport to Sea-Tac Airport?

If you'd like to get from Denver, CO Airport (DEN-Denver Intl.) to Seattle, WA Airport (SEA-Seattle - Tacoma Intl.) in the shortest possible time, you'll be glad to know 5 airlines offer direct flights. Select your favorite seat with United Airlines or Alaska Airlines.

How long is the flight from Denver Airport to Sea-Tac Airport?

It generally takes around 4 hours and 8 minutes to travel from Denver, CO Airport (DEN-Denver Intl.) to Seattle, WA Airport (SEA-Seattle - Tacoma Intl.). You'll be in the air for a while, so amuse yourself with a film or flip through a magazine.

What is the flight distance from Denver Airport to Sea-Tac Airport?

There's a flight distance of 1,429 miles (2,300 kilometers) between Denver, CO Airport (DEN-Denver Intl.) and Seattle, WA Airport (SEA-Seattle - Tacoma Intl.). This is classified as a medium-haul flight. There'll be enough time to watch the in-flight entertainment and catch up on some shut-eye if you want to look fresh on landing.

What airlines fly direct from Denver Airport to Sea-Tac Airport?

If you're heading from Denver to Seattle, there are more than enough airlines to take you there. Book a seat with these popular airlines that advertise direct flights from Denver, CO Airport (DEN-Denver Intl.) to Seattle, WA Airport (SEA-Seattle - Tacoma Intl.):

  • United Airlines - (UA) with 224 flights every month
  • Alaska Airlines - (AS) with 110 flights every month
  • Southwest Airlines - (WN) with 120 flights every month
  • Delta - (DL) with 165 flights every month
Flying Tips & TricksHow do I find my flight number?
  • The number can be found in your travel itinerary, which you'll receive upon completion of your booking. If you're unsure what to look out for, search for a code consisting of numerals and letters. The first one to two letters and single figure are the IATA airline code, which is the name of your airline. This is followed by one to four digits — your flight number.
How early can you check bags for a flight?
  • Check-in and baggage drop times can vary between airports and airlines, but there are some basic rules. Heading off on a domestic flight? Usually, you can check-in two hours prior to takeoff. For international flights, it's more like three hours.

Denver Intl. to Seattle - Tacoma Intl. Flight FAQ

Origin Airport IATA Code DEN
Destination Airport IATA Code SEA
Number Of Flight Options 3
Flight Price $87
Average Flight Time 1 hours 56 minutes

Save on your next flight from DEN to SEA when you book through Travelocity. Need a last-minute flight to Seattle? Travelocity offers discount airfare no matter when you book, even on popular routes such as Denver Intl. Airport to Seattle - Tacoma Intl. Airport. Whether you need a direct or indirect flight, you can trust Travelocity to provide you with the best prices for DEN to SEA flights.





Worldwide Destinations

Flights

Travelocity offers amazing deals on flights around the world. Find Savannah GA Flights and feel confident that your online booking experience will be fast and easy.

Hotels

With tens of thousands of hotels to choose from including Orange Beach Hotel you will always find the best place to stay on Expedia.

Vacation Packages

Find the best Vacations to Panama today. Get a flight, hotel and rental car at the best online rates.



Denver to Seattle Carriers and Route Information

Flight path for flights from Denver International Airport to Seattle-Tacoma International Airport.


Distance:
1,028.00 miles

Airline carriers and aircraft used on flights from DEN to SEA


Airline Carrier
Aircraft
Delta Air Lines
Airbus A319
United Airlines
Airbus A330 all models


Hotels near Seattle - Tacoma Intl. Airport (SEA)

Red Roof Inn Seattle Airport - SEATAC $64
Reviewed on Oct 3, 2019
See details
 
Red Roof Inn Seattle Airport - SEATAC

Red Roof Inn Seattle Airport - SEATAC

16838 International Boulevard, SeaTac, WA
     
    3.3 of 5
    2.0 out of 5.0 Stars

    Location is good, 5-10 min to/from SEA/TAC airport by Free shuttle. To Link Light Rail station, it's walking distance, approx 10min walk. Bus Stop for Route A is located in front of the hotel.

    Ramada by Wyndham SeaTac Airport $69
    Reviewed on Sep 30, 2019
    See details
     
    Ramada by Wyndham SeaTac Airport

    Ramada by Wyndham SeaTac Airport

    16720 International Blvd, SeaTac, WA
       
      3.3 of 5
      2.5 out of 5.0 Stars

      Overall comfortable stay, freezero needed defrosting but only room complaint.

      Country Inn & Suites by Radisson, Seattle-Tacoma International Airport, WA $84
      Reviewed on Oct 3, 2019
      See details
       
      Country Inn & Suites by Radisson, Seattle-Tacoma International Airport, WA

      Country Inn & Suites by Radisson, Seattle-Tacoma International Airport, WA

      3100 South 192nd Street, SeaTac, WA
         
        4.4 of 5
        2.5 out of 5.0 Stars

        The location is near the Seatac airport. Property is located in a good area and is to find. Excellent customer service every time I stay here. Beds are so comfortable and the continental breakfast is awesome!

        Red Lion Hotel Seattle Airport Sea-Tac $110
        Reviewed on Oct 2, 2019
        See details
         
        Red Lion Hotel Seattle Airport Sea-Tac

        Red Lion Hotel Seattle Airport Sea-Tac

        18220 International Blvd, SeaTac, WA
           
          4.0 of 5
          3.0 out of 5.0 Stars

          I would have loved a small coffee maker in the room!