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Good to Know: Flights to DEN
Useful information for finding cheap flights to Denver International and booking your next trip
Cheapest Round Trip Flight
$183
Alaska Airlines• 1 stop • 11h 58mDec 18 – Dec 20
The cheapest round trip flight from Seattle Tacoma International to Denver International is currently $183
Cheapest One way Flight
$689
American Airlines• 2 stops• 16h 58mJan 03
The cheapest one way flight from Baton Rouge Metropolitan, Ryan Field to Denver International is currently $689
Cheapest Direct Flight
$219
Southwest Airlines• nonstop• 3h 55mDec 18
The cheapest nonstop flight from Seattle Tacoma International to Denver International is currently $219
Fastest Flight
3h 55m
The fastest nonstop flight from Seattle Tacoma International to Denver International takes 3h 55m
Best Flight Deals to Denver
Identify the most efficient round-trip flights to Denver. We present options balancing cost and convenience for your return journey.
Dec 18 - Dec 20, Economy
Seattle → Denver
11h 58m
9:57 AM - 6:15 PM • 1 stop
Seattle → Denver
5h 8m
6:02 AM - 8:10 AM • nonstop
Alaska Airlines
Dec 18 - Dec 20, Economy
Seattle → Denver
11h 57m
9:57 AM - 6:14 PM • 1 stop
Seattle → Denver
13h 42m
2:13 PM - 9:35 PM • 1 stop
American Airlines
Dec 18 - Dec 20, Economy
Seattle → Denver
13h 33m
9:06 AM - 6:19 PM • 1 stop
Seattle → Denver
11h 55m
5:42 PM - 11:57 PM • 1 stop
United Airlines
Dec 18 - Dec 20, Economy
Seattle → Denver
7h 8m
9:30 AM - 2:58 PM • 1 stop
Seattle → Denver
10h 26m
7:10 AM - 12:36 PM • 1 stop
Delta Airlines
Dec 18 - Dec 20, Economy
Seattle → Denver
7h 8m
9:30 AM - 2:58 PM • 1 stop
Seattle → Denver
17h 30m
11:55 AM - 11:00 PM • 2 stops
Delta Airlines
For travel requiring no set return, access available one-way flights to Denver (DEN). These options support extended stays or open-ended plans.
Need to travel to Denver soon? View current last-minute flight options to DEN for spontaneous or pressing plans.
Dec 18 - Dec 20, Economy
Seattle → Denver
7h 35m
5:50 AM - 11:45 AM • 1 stop
Seattle → Denver
13h 25m
3:55 PM - 11:00 PM • 1 stop
Southwest Airlines
Dec 18 - Dec 20, Economy
Seattle → Denver
7h 24m
5:25 AM - 11:09 AM • 1 stop
Seattle → Denver
8h 58m
11:55 AM - 4:33 PM • 1 stop
Delta Airlines
Dec 18 - Dec 20, Economy
Seattle → Denver
7h 24m
5:25 AM - 11:09 AM • 1 stop
Seattle → Denver
5h 8m
12:20 PM - 2:28 PM • nonstop
Delta Airlines
Dec 18 - Dec 20, Economy
Seattle → Denver
7h 8m
5:25 AM - 2:58 PM • 1 stop
Seattle → Denver
9h 18m
6:27 PM - 11:25 PM • 1 stop
Delta Airlines
Dec 18 - Dec 20, Economy
Seattle → Denver
7h 8m
5:25 AM - 2:58 PM • 1 stop
Seattle → Denver
5h 8m
12:20 PM - 2:28 PM • nonstop
Delta Airlines
Maximize your time in Denver, not in transit. Discover non-stop direct flights to DEN for the quickest, most straightforward journey to the Strip.
Dec 18 - Dec 20, Economy
Seattle → Denver
3h 55m
5:35 AM - 9:10 AM • nonstop
Seattle → Denver
5h
7:10 PM - 9:10 PM • nonstop
Southwest Airlines
Dec 18 - Dec 20, Economy
Seattle → Denver
4h 13m
1:25 PM - 5:18 PM • nonstop
Seattle → Denver
5h 14m
10:22 AM - 12:36 PM • nonstop
Frontier Airlines
Dec 18 - Dec 20, Economy
Seattle → Denver
4h 6m
7:30 AM - 11:16 AM • nonstop
Seattle → Denver
5h 6m
3:46 PM - 5:52 PM • nonstop
Alaska Airlines
Dec 18 - Dec 20, Economy
Seattle → Denver
4h 2m
2:10 PM - 5:52 PM • nonstop
Seattle → Denver
5h 8m
8:22 PM - 10:30 PM • nonstop
Hawaiian Airlines
Destination Airport Information
| IATA Code | DEN |
| Name | Denver International |
| City | Denver |
| Country | US |
| Latitude | 39.861698150634766 |
| Longitude | -104.6729965209961 |
Popular Airlines
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