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

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

  • One way
  • Round-trip
sortSort by: Lowest Price
  • Sort by: Lowest Price
  • Sort by: Earliest Flight
      • SEA21:35
        2h 50m
        Direct
        DEN01:25
        Seattle - Denver|Tue, May 7|Frontier Airlines
        US$19US$43
        55% OFF
        55% OFF
        US$43US$19
      • SEA21:32
        2h 50m
        Direct
        DEN01:22
        Seattle - Denver|Sat, May 4|Frontier Airlines
        US$29US$43
        33% OFF
        33% OFF
        US$43US$29
      • SEA18:33
        2h 50m
        Direct
        DEN22:23
        Seattle - Denver|Wed, May 15|Frontier Airlines
        US$30US$43
        32% OFF
        32% OFF
        US$43US$30
      • SEA22:08
        2h 53m
        Direct
        DEN02:01
        Seattle - Denver|Sat, May 18|Frontier Airlines
        US$30
        US$30
      • SEA17:58
        2h 48m
        Direct
        DEN21:46
        Seattle - Denver|Wed, May 8|Frontier Airlines
        US$30
        US$30
      • SEA20:14
        3h 1m
        Direct
        DEN00:15
        Seattle - Denver|Tue, May 21|Frontier Airlines
        US$31
        US$31
      • SEA21:35
        2h 50m
        Direct
        DEN01:25
        Seattle - Denver|Tue, May 14|Frontier Airlines
        US$31
        US$31
      • SEA21:32
        2h 50m
        Direct
        DEN01:22
        Seattle - Denver|Sat, May 11|Frontier Airlines
        US$31
        US$31
      • SEA08:04
        2h 52m
        Direct
        DEN11:56
        Seattle - Denver|Wed, May 22|Frontier Airlines
        US$31
        US$31
      • SEA17:58
        2h 48m
        Direct
        DEN21:46
        Seattle - Denver|Wed, May 1|Frontier Airlines
        US$35
        US$35
      • SEA13:00
        3h 5m
        Direct
        DEN14:00
        Seattle - Denver|Wed, May 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 Seattle-Tacoma International Airport to Denver

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

Frontier Airlines
From US$31
Alaska Airlines
From US$53
Southwest Airlines
From US$74
United Airlines
From US$77
American Airlines
From US$78
Sun Country Airlines
From US$79
Delta Air Lines
From US$129
ANA airlines
Find more flights and airlines

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

Discover different airports in Denver. Find the best flight and transfer option, and plan your trip accordingly.

  • 1.49 km from downtown Denver
    Denver International Airport
    Tickets From
    US$31
Flight Schedule from Seattle-Tacoma International Airport to Denver

Check on the flight schedule from Seattle-Tacoma International Airport to Denver. Find the flight that matches your travel plan.

Flight info.
Departure
Arrival
Weekly Schedule

  1. F91132

    Frontier Airlines

    08:43

    SEA

    2.2h

    Direct

    11:57

    DEN

    S----F-
    Search

  2. F92150

    Frontier Airlines

    21:35

    SEA

    2.8h

    Direct

    01:25

    DEN

    -M-----
    Search

  3. F91176

    Frontier Airlines

    22:08

    SEA

    2.7h

    Direct

    01:51

    DEN

    S---T--
    Search

  4. F92146

    Frontier Airlines

    23:14

    SEA

    2.8h

    Direct

    03:01

    DEN

    --TWTFS
    Search
Find more flights and airlines

Flight Info of Flights from Seattle-Tacoma International Airport to Denver

Cheapest round-trip ticket price

$58

Cheapest nonstop flight price

$19

Off-season for travel

February

Peak season for travel

October

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