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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
$1065
Southwest Airlines• 1 stop • 8h 30mJun 27 – Jul 05
The cheapest round trip flight from San Diego International to Denver International is currently $1065
Cheapest One way Flight
$384
Southwest Airlines• 1 stop• 15hMar 19
The cheapest one way flight from Phoenix Sky Harbor International to Denver International is currently $384
Cheapest Direct Flight
$1006
Frontier Airlines• nonstop• 4h 9mJun 27
The cheapest nonstop flight from San Diego International to Denver International is currently $1006
Fastest Flight
3h 40m
The fastest nonstop flight from San Diego International to Denver International takes 3h 40m
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.
Jun 27 - Jul 05, Economy
San Diego → Denver
8h 30m
3:00 PM - 9:10 PM • 1 stop
San Diego → Denver
3h 56m
6:00 AM - 7:36 AM • nonstop
Southwest Airlines
Jun 27 - Jul 05, Economy
San Diego → Denver
8h 40m
2:15 PM - 8:35 PM • 1 stop
San Diego → Denver
3h 56m
6:00 AM - 7:36 AM • nonstop
Southwest Airlines
Jun 27 - Jul 05, Economy
San Diego → Denver
8h 30m
3:00 PM - 9:10 PM • 1 stop
San Diego → Denver
8h 56m
5:32 AM - 10:08 AM • 1 stop
Southwest Airlines
Jun 27 - Jul 05, Economy
San Diego → Denver
8h 40m
2:15 PM - 8:35 PM • 1 stop
San Diego → Denver
8h 56m
5:32 AM - 10:08 AM • 1 stop
Southwest Airlines
Jun 27 - Jul 05, Economy
San Diego → Denver
10h 37m
2:03 PM - 9:40 PM • 1 stop
San Diego → Denver
4h 1m
7:59 PM - 9:40 PM • nonstop
Alaska 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.
Mar 17 - Mar 22, Economy
Honolulu → Denver
22h 10m
8:50 PM - 2:20 PM • 1 stop
Honolulu → Denver
17h 20m
2:20 PM - 9:00 PM • 1 stop
Southwest Airlines
Mar 17 - Mar 22, Economy
Honolulu → Denver
18h 55m
8:50 PM - 12:25 PM • 1 stop
Honolulu → Denver
21h 45m
8:35 AM - 5:40 PM • 1 stop
Southwest Airlines
Mar 17 - Mar 22, Economy
Honolulu → Denver
39h 10m
8:40 PM - 12:30 AM • 1 stop
Honolulu → Denver
32h 20m
10:29 PM - 2:09 PM • 2 stops
Hawaiian Airlines
Mar 17 - Mar 22, Economy
Honolulu → Denver
36h 54m
8:40 PM - 10:54 PM • 2 stops
Honolulu → Denver
26h 50m
9:10 AM - 9:20 PM • 1 stop
Hawaiian Airlines
Mar 17 - Mar 22, Economy
Honolulu → Denver
36h 54m
8:40 PM - 10:54 PM • 2 stops
Honolulu → Denver
30h 54m
6:11 AM - 9:05 PM • 2 stops
Hawaiian 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.
Jun 27 - Jul 05, Economy
San Diego → Denver
4h 9m
11:16 AM - 3:05 PM • nonstop
San Diego → Denver
3h 50m
11:30 AM - 1:00 PM • nonstop
Frontier Airlines
Jun 27 - Jul 05, Economy
San Diego → Denver
3h 45m
2:00 PM - 5:25 PM • nonstop
San Diego → Denver
3h 42m
7:40 AM - 9:02 AM • nonstop
Southwest Airlines
Jun 27 - Jul 05, Economy
San Diego → Denver
3h 53m
3:52 PM - 7:25 PM • nonstop
San Diego → Denver
3h 55m
11:32 AM - 1:07 PM • nonstop
Alaska Airlines
Jun 27 - Jul 05, Economy
San Diego → Denver
3h 53m
12:33 PM - 4:06 PM • nonstop
San Diego → Denver
3h 56m
6:00 AM - 7:36 AM • nonstop
United Airlines
Jun 27 - Jul 05, Economy
San Diego → Denver
3h 43m
12:52 PM - 4:15 PM • nonstop
San Diego → Denver
3h 56m
6:00 AM - 7:36 AM • nonstop
United 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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