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Denver to Seattle Tacoma Intl. Airport flight
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Cheap Flights from Denver to Seattle Tacoma Intl. Airport

  • One way
  • Round-trip
      • Cheapest nonstop
        DEN10:29 PM
        3h 8m
        Nonstop
        SEA12:37 AM
        Denver - Seattle|Sat, May 31|Frontier Airlines
        $39$149
        74% OFF
        74% OFF
        $149$39

        Choose Frontier Airlines flights from Denver to Seattle. The one-way direct flight with Frontier Airlines departs from Denver International Airport on Sat, May 31, arriving at Seattle Tacoma Intl. Airport. One-way Prices start from $39 including taxes and charges.

      • DEN10:29 PM
        3h 5m
        Nonstop
        SEA12:34 AM
        Denver - Seattle|Thu, Jun 12|Frontier Airlines
        $48$149
        68% OFF
        68% OFF
        $149$48

        Choose Frontier Airlines flights from Denver to Seattle. The one-way direct flight with Frontier Airlines departs from Denver International Airport on Thu, Jun 12, arriving at Seattle Tacoma Intl. Airport. One-way Prices start from $48 including taxes and charges.

      • DEN10:29 PM
        3h 5m
        Nonstop
        SEA12:34 AM
        Denver - Seattle|Thu, Jun 5|Frontier Airlines
        $49$149
        67% OFF
        67% OFF
        $149$49

        Choose Frontier Airlines flights from Denver to Seattle. The one-way direct flight with Frontier Airlines departs from Denver International Airport on Thu, Jun 5, arriving at Seattle Tacoma Intl. Airport. One-way Prices start from $49 including taxes and charges.

      • DEN9:50 PM
        3h 8m
        Nonstop
        SEA11:58 PM
        Denver - Seattle|Wed, Jun 11|Frontier Airlines
        $51
        $51

        Choose Frontier Airlines flights from Denver to Seattle. The one-way direct flight with Frontier Airlines departs from Denver International Airport on Wed, Jun 11, arriving at Seattle Tacoma Intl. Airport. One-way Prices start from $51 including taxes and charges.

      • DEN10:29 PM
        3h 5m
        Nonstop
        SEA12:34 AM
        Denver - Seattle|Tue, Jun 10|Frontier Airlines
        $51
        $51

        Choose Frontier Airlines flights from Denver to Seattle. The one-way direct flight with Frontier Airlines departs from Denver International Airport on Tue, Jun 10, arriving at Seattle Tacoma Intl. Airport. One-way Prices start from $51 including taxes and charges.

      • DEN10:29 PM
        3h 5m
        Nonstop
        SEA12:34 AM
        Denver - Seattle|Sun, Jun 15|Frontier Airlines
        $78
        $78

        Choose Frontier Airlines flights from Denver to Seattle. The one-way direct flight with Frontier Airlines departs from Denver International Airport on Sun, Jun 15, arriving at Seattle Tacoma Intl. Airport. One-way Prices start from $78 including taxes and charges.

      • DEN10:29 PM
        3h 5m
        Nonstop
        SEA12:34 AM
        Denver - Seattle|Fri, Jun 13|Frontier Airlines
        $93
        $93

        Choose Frontier Airlines flights from Denver to Seattle. The one-way direct flight with Frontier Airlines departs from Denver International Airport on Fri, Jun 13, arriving at Seattle Tacoma Intl. Airport. One-way Prices start from $93 including taxes and charges.

      • DEN10:29 PM
        3h 5m
        Nonstop
        SEA12:34 AM
        Denver - Seattle|Sat, Jun 7|Frontier Airlines
        $108
        $108

        Choose Frontier Airlines flights from Denver to Seattle. The one-way direct flight with Frontier Airlines departs from Denver International Airport on Sat, Jun 7, arriving at Seattle Tacoma Intl. Airport. One-way Prices start from $108 including taxes and charges.

      • DEN9:29 PM
        3h 8m
        Nonstop
        SEA11:37 PM
        Denver - Seattle|Tue, Jun 3|Frontier Airlines
        $117
        $117

        Choose Frontier Airlines flights from Denver to Seattle. The one-way direct flight with Frontier Airlines departs from Denver International Airport on Tue, Jun 3, arriving at Seattle Tacoma Intl. Airport. One-way Prices start from $117 including taxes and charges.

      • DEN10:29 PM
        3h 5m
        Nonstop
        SEA12:34 AM
        Denver - Seattle|Fri, Jun 6|Frontier Airlines
        $123
        $123

        Choose Frontier Airlines flights from Denver to Seattle. The one-way direct flight with Frontier Airlines departs from Denver International Airport on Fri, Jun 6, arriving at Seattle Tacoma Intl. Airport. One-way Prices start from $123 including taxes and charges.

      • DEN1:00 PM
        3h 5m
        Nonstop
        SEA2:00 PM
        Denver - Seattle|Sun, Jun 1|Frontier Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Selected Airlines from Denver to Seattle Tacoma Intl. Airport

Alaska Airlines logoAlaska AirlinesFrontier Airlines logoFrontier AirlinesDelta Air Lines logoDelta Air LinesUnited Airlines logoUnited Airlines

There are 1 airport(s) in Denver. Discover the top routes now!

  • 1.49 km from downtown Denver
    Denver International Airport
    Tickets From
    $39

Flight Schedule from Denver to Seattle Tacoma Intl. Airport

Flight info.
Departure
Arrival
Weekly Schedule

  1. F93405

    Frontier Airlines

    10:29 PM

    DEN

    3.0h

    Nonstop

    12:31 AM

    SEA

    SMTWTFS
    Search

  2. HA4850

    Hawaiian Airlines

    6:00 AM

    DEN

    3.0h

    Nonstop

    7:59 AM

    SEA

    SMTWTFS
    Search

  3. AS620

    Alaska Airlines

    6:20 PM

    DEN

    3.0h

    Nonstop

    8:19 PM

    SEA

    SM--T--
    Search

  4. F94545

    Frontier Airlines

    6:32 PM

    DEN

    3.2h

    Nonstop

    8:44 PM

    SEA

    -M-----
    Search

  5. AS643

    Alaska Airlines

    7:00 AM

    DEN

    3.1h

    Nonstop

    9:07 AM

    SEA

    SMTWTFS
    Search

  6. HA4868

    Hawaiian Airlines

    7:00 AM

    DEN

    3.1h

    Nonstop

    9:07 AM

    SEA

    SMTWTFS
    Search
Find more flights and airlines

Flight Info of Flights from Denver to Seattle Tacoma Intl. Airport

Cheapest round-trip ticket price$96
Cheapest one-way flight price$39
Off-season for travelApril
Peak season for travelFebruary

FAQs for Denver to Seattle Tacoma Intl. Airport Flights

  • When are flight tickets from Denver (DEN) to Seattle (SEA) the cheapest?

    Airlines adjust prices for flights from Denver to Seattle based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Denver (DEN) to Seattle (SEA) cost?

    According to Trip.com's data, the lowest price is around $223.

  • How long does it take to fly from Denver (DEN) to Seattle (SEA) and what is the distance?

    It takes around 3 hours 1 minute to fly from Denver (DEN) to Seattle (SEA).

  • What is the transportation method from the main airport to downtown in Seattle?

    • The distance from Seattle Tacoma Intl. Airport to downtown is about 17 km. It takes about 30 minutes by taxi.

  • What are the most popular airlines that fly from Denver (DEN) to Seattle (SEA)?

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