| Outbound | Return | Airlines | Shop | Baggage | Price | ||
|---|---|---|---|---|---|---|---|
| Best option Denver San Diego | Outbound 06/20/25 direct F92711 02h 26min | Return 07/19/25 direct F92818 02h 35min |  Frontier Airlines |  | $255 | ||
| Denver San Diego | Outbound 06/20/25 direct F92817 02h 30min | Return 07/19/25 direct F94990 02h 44min | Frontier Airlines |  | $259 | ||
| Denver San Diego | Outbound 06/20/25 direct F94989 02h 29min | Return 07/19/25 direct F94990 02h 44min | Frontier Airlines |  | $265 | ||
| Denver San Diego | Outbound 06/20/25 direct F92817 02h 30min | Return 07/19/25 direct F94990 02h 44min | Frontier Airlines |  | $270 | ||
| Denver San Diego | Outbound 06/20/25 direct F92711 02h 26min | Return 07/19/25 direct F94990 02h 44min | Frontier Airlines |  | ? | $274 | |
| Denver San Diego | Outbound 06/20/25 direct UA1835 02h 23min | Return 07/19/25 direct UA1092 02h 27min |  United Airlines |  | ? | $281 | |
| Denver San Diego | Outbound 06/20/25 direct UA1835 02h 23min | Return 07/19/25 direct UA1924 02h 13min | United Airlines |  | ? | $319 | |
| Denver San Diego | Outbound 06/20/25 1 Stopover (SEA) AS0643, AS1096 08h 17min | Return 07/19/25 1 Stopover (PHX) AS6012, AS4140 07h 25min |  Alaska Airlines |  | ? | $450 | |
| Denver San Diego | Outbound 06/20/25 direct UA0540 02h 28min | Return 07/19/25 direct UA1092 02h 27min | United Airlines |  | ? | $1,115 |
Stops
- Direct flight
Airline
- Frontier Airlines
- United Airlines
- Alaska Airlines
Flight type
- Return
Outbound departure month
- June 2025
Outbound weekday
- Friday
Return departure month
- July 2025
Return weekday
- Saturday
Change in
- Seattle-Tacoma International Airport, WA
Tips and tricks to help you find cheap flights from Denver to San Diego
Favorite airline: Frontier Airlines
65 % of flights from Denver to San Diego are booked with Frontier Airlines.
Frontier Airlines
65 %
United Airlines
29 %
Sun Country Airlines
6 %
Direct flights are cheaper
Flights with a stopover are on average $66.00 more expensive than direct flights.
non stop flight
1 stop
02h 24min
04h 19min
$ 241
$ 307
The favorite connection is non-stop
Flights from Denver to San Diego are most often booked as a direct flight.
Route
bookings
Direct flights
02h 24min, from $ 241
92 %
1 stopover Las Vegas - McCarran International Airport, NV
04h 19min, from $ 307
8 %
Important flight information
Flight information: Denver - San Diego
| Roundtrip from | $ 254,94 |
|---|---|
| Flight duration | min. 02:17 / max. 12:10 |
| Return flight duration | min. 02:10/ max. 06:10 |
| Distance | 1373 km |
| Flights per week | 147 |
| Departure airport | Airport Denver International Airport, CO (DEN) |
| Arrival airport | Airport San Diego - Lindberg Field International, CA (SAN) |
| Destination country | Flights to United States |
Alternative routes to United States
- Flight Denver - Las Vegas from $ 147
- Flight Denver - San Francisco from $ 279
- Flight Denver - Miami from $ 353
- Flight Denver - New York from $ 209
- Flight Denver - Los Angeles from $ 219
- Flight Denver - Seattle-Tacoma from $ 158
- Flight Denver - Chicago from $ 134
- Flight Denver - New York from $ 290
- Flight Denver - Tampa from $ 253
- Flight Denver - Dallas from $ 117
Alternative flights to San Diego
- Flight New York - San Diego from $ 231
- Flight Las Vegas - San Diego from $ 105
- Flight San Francisco - San Diego from $ 204
- Flight Orlando - San Diego from $ 311
- Flight Austin - San Diego from $ 270
- Flight Portland-Oregon - San Diego from $ 207
- Flight Seattle-Tacoma - San Diego from $ 161
- Flight San Jose - San Diego from $ 174
- Flight Washington-DC - San Diego from $ 377
- Flight Chicago - San Diego from $ 380
Flight destinations with a similar price
- Flight San Diego - Munich from $ 775
- Flight San Diego - San Jose, Costa Rica from $ 542
- Flight San Diego - Stuttgart from $ 880
- Flight San Diego - Cancun from $ 406
- Flight San Diego - Toronto from $ 376
- Flight San Diego - Dusseldorf from $ 724
- Flight San Diego - Berlin from $ 739
- Flight San Diego - Istanbul from $ 1.044
- Flight San Diego - Los Cabos from $ 365
- Flight San Diego - Mexico City from $ 576
Flight destinations with a similar price
- Flight Denver - San Francisco from $ 279
- Flight Denver - Tampa from $ 253
- Flight Denver - Raleigh-Durham from $ 245