| Outbound | Return | Airlines | Shop | Baggage | Price | ||
|---|---|---|---|---|---|---|---|
| Best option Denver San Diego | Outbound 10/18/25 direct F92711 02h 35min | Return 11/17/25 direct F94928 02h 39min |  Frontier Airlines |  | ? | $145 | |
| Denver San Diego | Outbound 11/03/25 direct F92817 02h 29min | Return 11/12/25 direct F92818 02h 37min | Frontier Airlines |  | $157 | ||
| Denver San Diego | Outbound 10/18/25 direct AS1129 02h 23min | Return 11/17/25 direct AS1488 02h 18min |  Alaska Airlines |  | ? | $158 | |
| Denver San Diego | Outbound 10/18/25 direct HA4809 02h 23min | Return 11/17/25 direct F94928 02h 39min |  Hawaiian Airlines |  | $158 | ||
| Denver San Diego | Outbound 11/03/25 direct F92817 02h 29min | Return 11/12/25 direct F92818 02h 37min | Frontier Airlines |  | $161 | ||
| Denver San Diego | Outbound 10/10/25 1 Stopover (SLC) F93861, F91901 04h 25min | Return 11/04/25 direct HA7522 02h 22min | Frontier Airlines | | $162 | ||
| Denver San Diego | Outbound 09/04/25 direct F94989 02h 32min | Return 09/28/25 direct F94990 02h 43min | Frontier Airlines | | $164 | ||
| Denver San Diego | Outbound 11/03/25 direct AS3021 02h 25min | Return 11/12/25 direct AS1429 02h 18min | Alaska Airlines |  | $164 | ||
| Denver San Diego | Outbound 10/18/25 direct AS1127 02h 24min | Return 11/17/25 direct AS3021 02h 22min | Alaska Airlines |  | ? | $165 | |
| Denver San Diego | Outbound 10/10/25 1 Stopover (SLC) F93861, F91901 04h 25min | Return 11/04/25 1 Stopover (PHX) F91572, F94768 05h 01min | Frontier Airlines | | ? | $169 |
Stops
- Direct flight
Airline
- Frontier Airlines
- Alaska Airlines
- United Airlines
- Hawaiian Airlines
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 | $ 145,00 |
|---|---|
| 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 $ 109
- Flight Denver - San Francisco from $ 169
- Flight Denver - Miami from $ 185
- Flight Denver - New York from $ 223
- Flight Denver - Los Angeles from $ 134
- Flight Denver - Seattle-Tacoma from $ 148
- Flight Denver - Chicago from $ 169
- Flight Denver - New York from $ 226
- Flight Denver - Tampa from $ 184
- Flight Denver - Dallas from $ 144
Alternative flights to San Diego
- Flight New York - San Diego from $ 239
- Flight Las Vegas - San Diego from $ 65
- Flight San Francisco - San Diego from $ 49
- Flight Orlando - San Diego from $ 239
- Flight Austin - San Diego from $ 179
- Flight Seattle-Tacoma - San Diego from $ 168
- Flight Portland-Oregon - San Diego from $ 168
- Flight San Jose - San Diego from $ 65
- Flight New York - San Diego from $ 239
- Flight Chicago - San Diego from $ 177
Flight destinations with a similar price
- Flight San Diego - Frankfurt from $ 551
- Flight San Diego - Mexico City from $ 388
- Flight San Diego - Vancouver from $ 161
- Flight San Diego - Toronto from $ 275
- Flight San Diego - Los Cabos from $ 315
- Flight San Diego - Cancun from $ 405
- Flight San Diego - Stuttgart from $ 630
- Flight San Diego - Dusseldorf from $ 642
- Flight San Diego - Berlin from $ 589
- Flight San Diego - Munich from $ 592
Flight destinations with a similar price
- Flight Denver - Los Angeles from $ 134
- Flight Denver - Seattle-Tacoma from $ 148
- Flight Denver - Dallas from $ 144
- Flight Denver - Portland-Oregon from $ 145
- Flight Denver - Austin from $ 147