App
Help
USD
Search Bookings
Trip.com
>
Flights
>
Flights to Seattle
>
Denver to Seattle flight
>
Denver International Airport to Seattle-Tacoma International Airport flight
Worldwide Coverage
Worldwide Coverage
Flights to over 5,000 cities
One-stop Service Guarantee
One-stop Service Guarantee
Price guaranteed upon confirmed payment, booking guaranteed once tickets issued
Secure Payment
Secure Payment
Convenient & reliable booking and payment system

Cheap Flights from Denver International Airport to Seattle-Tacoma International Airport

Search for flights from Denver to Seattle. Find affordable one-way or round-trip flights.

  • One way
  • Round-trip
sortSort by: Lowest Price
  • Sort by: Lowest Price
  • Sort by: Earliest Flight
      • DEN05:01
        3h 3m
        Direct
        SEA07:04
        Denver - Seattle|Wed, May 22|Frontier Airlines
        US$32US$52
        38% OFF
        38% OFF
        US$52US$32
      • DEN14:49
        3h 9m
        Direct
        SEA16:58
        Denver - Seattle|Wed, May 8|Frontier Airlines
        US$35US$52
        32% OFF
        32% OFF
        US$52US$35
      • DEN06:36
        3h 5m
        Direct
        SEA08:41
        Denver - Seattle|Tue, Jun 11|Frontier Airlines
        US$36US$52
        31% OFF
        31% OFF
        US$52US$36
      • DEN17:12
        3h 2m
        Direct
        SEA19:14
        Denver - Seattle|Tue, Jun 4|Frontier Airlines
        US$36
        US$36
      • DEN05:20
        2h 59m
        Direct
        SEA07:19
        Denver - Seattle|Wed, Jun 19|Frontier Airlines
        US$36
        US$36
      • DEN18:47
        3h 4m
        Direct
        SEA20:51
        Denver - Seattle|Wed, Jun 5|Frontier Airlines
        US$38
        US$38
      • DEN06:25
        3h 5m
        Direct
        SEA08:30
        Denver - Seattle|Thu, May 16|Frontier Airlines
        US$39
        US$39
      • DEN06:36
        3h 5m
        Direct
        SEA08:41
        Denver - Seattle|Tue, Jun 18|Frontier Airlines
        US$40
        US$40
      • DEN05:20
        2h 59m
        Direct
        SEA07:19
        Denver - Seattle|Wed, Jun 12|Frontier Airlines
        US$40
        US$40
      • DEN05:01
        3h 3m
        Direct
        SEA07:04
        Denver - Seattle|Sun, May 19|Frontier Airlines
        US$40
        US$40
      • DEN13:00
        3h 5m
        Direct
        SEA14:00
        Denver - Seattle|Sat, May 4|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 International Airport to Seattle-Tacoma International Airport

View airlines operating flights from Denver to Seattle. Compare prices and find the airline that meets your travel needs to enjoy a comfortable journey.

Frontier Airlines
From US$32
Sun Country Airlines
From US$47
Alaska Airlines
From US$54
American Airlines
From US$80
Southwest Airlines
From US$104
United Airlines
From US$148
Delta Air Lines
From US$148
ANA airlines
Find more flights and airlines
Flight Schedule from Denver International Airport to Seattle-Tacoma International Airport

Check on the flight schedule from Denver to Seattle to find the flight that matches your travel plan.

Flight info.
Departure
Arrival
Weekly Schedule

  1. AS643

    Alaska Airlines

    06:00

    DEN

    3.1h

    Direct

    08:05

    SEA

    SMTWTFS
    Search

  2. F91175

    Frontier Airlines

    06:35

    DEN

    3.0h

    Direct

    08:37

    SEA

    S----F-
    Search

  3. F92147

    Frontier Airlines

    11:51

    DEN

    3.2h

    Direct

    14:02

    SEA

    -----F-
    Search

  4. F91815

    Frontier Airlines

    18:25

    DEN

    3.2h

    Direct

    20:35

    SEA

    -M-----
    Search

  5. AS705

    Alaska Airlines

    18:53

    DEN

    3.1h

    Direct

    20:57

    SEA

    SMTWT-S
    Search

  6. F93405

    Frontier Airlines

    19:08

    DEN

    3.0h

    Direct

    21:08

    SEA

    --T----
    Search

  7. F94625

    Frontier Airlines

    19:41

    DEN

    3.1h

    Direct

    21:50

    SEA

    ---W---
    Search

  8. F91607

    Frontier Airlines

    20:00

    DEN

    3.1h

    Direct

    22:09

    SEA

    ----T--
    Search

  9. F93467

    Frontier Airlines

    20:18

    DEN

    1.9h

    21:15

    PHX

    SMTWT-S
    Search

  10. F91311

    Frontier Airlines

    06:00

    PHX

    3.4h

    09:25

    SEA

    SMT-TFS
Find more flights and airlines

Denver International Airport to Seattle-Tacoma International Airport Flights Info

Flight distance1,646.85km
Cheapest one-way ticket price$32
Cheapest return ticket price$56

FAQs for Denver International Airport to Seattle-Tacoma International Airport Flights

  • How long is a flight from Denver International Airport to Seattle-Tacoma International Airport?

    It takes around 3 hours 5 minutes to fly from Denver International Airport (DEN) to Seattle-Tacoma International Airport (SEA).

  • How many daily flights are there from Denver International Airport (DEN) to Seattle-Tacoma International Airport (SEA)?

    There are around 16 daily flights from Denver International Airport (DEN) to Seattle-Tacoma International Airport (SEA).

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

    Tickets cost around $104 in June, making it the cheapest month to book. Denver International Airport (DEN) to Seattle-Tacoma International Airport (SEA) is a popular route, so don't forget to book your tickets in advance.

  • When are flight tickets from Denver International Airport (DEN) to Seattle-Tacoma International Airport (SEA) most expensive?

    The route from Denver International Airport (DEN) to Seattle-Tacoma International Airport (SEA) is quite popular. Without considering departure times or holidays, tickets cost around $148 in April, the most expensive month to book this route.

  • What time does the earliest flight from Denver International Airport to Seattle-Tacoma International Airport depart?

    The earliest flight departs from Denver International Airport (DEN) at 05:01 and arrives in Seattle-Tacoma International Airport (SEA) at 07:04.

  • What time does the latest flight from Denver International Airport to Seattle-Tacoma International Airport depart?

    The latest flight departs from Denver International Airport (DEN) at 21:59 and arrives in Seattle-Tacoma International Airport (SEA) at 23:58.

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

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

  • Which airline operates the most direct flights from Denver International Airport (DEN) to Seattle-Tacoma International Airport (SEA)?

    Alaska Airlines is a very popular airline operating an average of 3614 flights per month.

Contact Us

About

Other Services

Payment Methods
Our Partners
Copyright © 2024 Trip.com Travel Singapore Pte. Ltd. All rights reserved
Site Operator: Trip.com Travel Singapore Pte. Ltd.