EN
Languages
USD
Top currencies
All currencies
Help
Within the United States +1-833-896-0077 English: 24/7
Global Access Number +1-646-362-8606 English: 24/7
App
Download the App for Free

Cheap Flights from Seattle to Denver

  • Seattle Denver

    Wed, Dec 11 - Wed, Dec 18

    From US$140.73
  • Seattle Denver

    Wed, Dec 11 - Wed, Dec 18

    From US$144.85
  • Seattle Denver

    Fri, Dec 13 - Sun, Dec 15

    From US$148.97
  • Seattle Denver

    Fri, Dec 13 - Sun, Dec 15

    From US$156.64
  • Seattle Denver

    Wed, Dec 11 - Wed, Dec 18

    From US$203.78
  • Seattle Denver

    Thu, Dec 19 - Fri, Dec 20

    From US$368.66

Prices shown are for 1 adult ticket including taxes & fees.(As ticket fares can change frequently, these advertised prices are for reference only. The actual prices will be shown at time of booking.)

Seattle to Denver Flight Information

Below are some common questions asked about this flight route:

Best time to book Seattle to Denver flights

Generally the best time to book Seattle to Denver flights is two months in advance. And the cheapest days to fly are Tuesdays, Wednesdays, and Saturdays. Sunday is the most expensive.

How many direct flights from Seattle to Denver?

There are 130 direct flights from Seattle to Denver.

What is the most popular airline for non-stop flights from Seattle to Denver?

Alaska Airlines provides 32 of the non-stop flights between Seattle and Denver.

Airlines flying this route:
Airports in Seattle:
Airports in Denver:
Average duration of direct flights: 2h40m

Seattle to Denver Flight Schedule

Flight info. Departure
Arrival
Route Weekly Schedule
15:34 SEA 19:04 DEN
Seattle to Denver ------- Search
15:46 SEA 19:25 DEN
Seattle to Denver SMTWTFS Search
13:15 SEA 16:55 DEN
Seattle to Denver ------- Search
11:20 SEA 14:56 DEN
Seattle to Denver ----TFS Search
07:59 SEA 11:49 DEN
Seattle to Denver ----TFS Search
09:55 SEA 13:35 DEN
Seattle to Denver SMTWTFS Search
18:34 SEA 22:16 DEN
Seattle to Denver S-T-TF- Search
15:50 SEA 19:26 DEN
Seattle to Denver SMTWTFS Search
07:00 SEA 10:39 DEN
Seattle to Denver SMTWTFS Search
06:15 SEA 09:50 DEN
Seattle to Denver SMTWTFS Search
18:26 SEA 18:26 DEN
Seattle to Denver SMTWTFS Search
19:45 SEA 23:22 DEN
Seattle to Denver ----TF- Search
09:45 SEA 13:24 DEN
Seattle to Denver SMTWTFS Search
11:50 SEA 15:29 DEN
Seattle to Denver SMTWTFS Search
08:04 SEA 12:00 DEN
Seattle to Denver ------- Search
10:00 SEA 13:45 DEN
Seattle to Denver -M--T-S Search
00:59 SEA 04:41 DEN
Seattle to Denver S-T-T-S Search
08:05 SEA 11:50 DEN
Seattle to Denver SMTWTFS Search
15:21 SEA 19:04 DEN
Seattle to Denver SMTWTFS Search
AF5857
15:10 SEA 18:55 DEN
Seattle to Denver ------- Search

Seattle to Denver International Airport (DEN)

15:56, Dec 11 - 08:05, Dec 18
UA | United Airlines
2h 34m
SEA - DEN
Nonstop
US$141
Round-trip from
Search
07:40, Dec 11 - 07:55, Dec 18
DL | Delta Air Lines
2h 41m
SEA - DEN
Nonstop
US$145
Round-trip from
Search
18:00, Dec 13 - 07:55, Dec 15
AS | Alaska Airlines
2h 34m
SEA - DEN
Nonstop
US$149
Round-trip from
Search
17:50, Dec 13 - 07:55, Dec 15
F9 | Frontier Airlines
2h 42m
SEA - DEN
Nonstop
US$157
Round-trip from
Search
05:50, Dec 12 - 19:11, Dec 12
AA | American Airlines
6h 39m
SEA - DEN
1 stop
US$286
Round-trip from
Search

Prices shown are for 1 adult ticket including taxes & fees.(As ticket fares can change frequently, these advertised prices are for reference only. The actual prices will be shown at time of booking.)

Roundtrip vs One-Way Flights from Seattle to Denver

There is usually no major price difference between buying a roundtrip flight versus a one-way flight. Increased flexibility is the main benefit when it comes to buying a one-way flight from Seattle to Denver. However, booking a roundtrip flight is a simpler process. You can compare roundtrip and one-way flights by using our flight comparison tool.

Nonstop vs Connecting Flights from Seattle to Denver

The average price for connecting flights from Seattle to Denver is USD 153.95.The average price for nonstop flights from Seattle to Denver is USD 227.58.

Travel from Seattle to Denver

Denver attracts thousands of visitors every year for both business and pleasure. Planning a trip from Seattle to Denver is easy when you use Trip.com to help you make travel arrangements. With Trip.com, you can search for available flights and hotel rooms, and then make your booking quickly and easily online.

A Trip to Remember

Make your journey from Seattle to Denver a trip to remember when you use Trip.com to review city attractions before you arrive. With a preview of what's available at your destination, you can make any necessary reservations in advance for the best travel experience possible.