| Outbound | Return | Airlines | Shop | Baggage | Price | ||
|---|---|---|---|---|---|---|---|
| Best option Chicago San Diego | Outbound 07/02/25 direct F91855 04h 12min | Return 07/25/25 direct F91856 04h 23min |  Frontier Airlines |  | $193 | ||
| Chicago San Diego | Outbound 07/02/25 direct F91855 04h 12min | Return 07/25/25 direct F91856 04h 23min | Frontier Airlines |  | $203 | ||
| Chicago San Diego | Outbound 07/02/25 direct F91855 04h 12min | Return 07/25/25 1 Stopover (LAS) NK3792, NK0184 06h 33min | Frontier Airlines |  | ? | $210 | |
| Chicago San Diego | Outbound 07/02/25 direct F91855 04h 12min | Return 07/25/25 1 Stopover (LAS) NK3792, NK0184 06h 33min | Frontier Airlines |  | $216 | ||
| Chicago San Diego | Outbound 07/02/25 direct F91855 04h 12min | Return 07/25/25 direct F91856 04h 23min | Frontier Airlines |  | ? | $226 | |
| Chicago San Diego | Outbound 06/08/25 1 Stopover (DEN) F91483, F92817 06h 04min | Return 06/12/25 1 Stopover (DFW) F91426, F91342 09h 41min | Frontier Airlines | | $239 | ||
| Chicago San Diego | Outbound 10/18/25 direct AS1447 04h 25min | Return 10/24/25 direct AS1493 04h 10min |  Alaska Airlines |  | ? | $242 | |
| Chicago San Diego | Outbound 06/08/25 1 Stopover (LAS) NK2179, NK2502 12h 11min | Return 06/29/25 direct F91856 04h 03min |  Spirit Airlines | | $249 | ||
| Chicago San Diego | Outbound 06/08/25 1 Stopover (DEN) F91483, F92817 06h 04min | Return 06/12/25 1 Stopover (DFW) F91426, F91342 09h 41min | Frontier Airlines |  | $250 | ||
| Chicago San Diego | Outbound 06/07/25 1 Stopover (PDX) AS0325, AS1122 07h 59min | Return 06/23/25 1 Stopover (LAS) NK2507, NK2186 10h 22min | Alaska Airlines |  | $250 |
Stops
- Direct flight
Airline
- Frontier Airlines
- Spirit Airlines
- Alaska Airlines
- United Airlines
- American Airlines
Tips and tricks to help you find cheap flights from Chicago to San Diego
Favorite airline: Spirit Airlines
The favorite airline for flights from Chicago to San Diego is Spirit Airlines.
Spirit Airlines
34 %
Alaska Airlines
22 %
United Airlines
22 %
Direct flights are more expensive
On this route, direct flights are $179.00 more expensive than flights with a stopover.
non stop flight
1 stop
04h 15min
14h 15min
$ 352
$ 173
Favourite connection: via Las Vegas
The most popular route is via Las Vegas and is booked by 36 % of all travelers.
Route
bookings
1 stopover Las Vegas - McCarran International Airport, NV
14h 15min, from $ 173
36 %
Direct flights
04h 15min, from $ 352
28 %
1 stopover San Francisco International Airport, CA
12h 42min, from $ 421
15 %
Important flight information
Flight information: Chicago - San Diego
| Roundtrip from | $ 192,05 |
|---|---|
| Flight duration | min. 04:22 / max. 11:10 |
| Return flight duration | min. 03:50/ max. 06:30 |
| Distance | 2791 km |
| Flights per week | 110 |
| Departure airport | Airport Chicago-IL all Airports (ORD, MDW, RFD) (CHI) |
| Arrival airport | Airport San Diego - Lindberg Field International, CA (SAN) |
| Destination country | Flights to United States |
Alternative routes to United States
- Flight Chicago - New York from $ 55
- Flight Chicago - Las Vegas from $ 160
- Flight Chicago - Los Angeles from $ 114
- Flight Chicago - Miami from $ 146
- Flight Chicago - San Francisco from $ 218
- Flight Chicago - Tampa from $ 117
- Flight Chicago - Denver from $ 134
- Flight Chicago - Orlando from $ 99
- Flight Chicago - New Orleans from $ 139
- Flight Chicago - Boston from $ 120
Alternative flights to San Diego
- Flight New York - San Diego from $ 219
- Flight Las Vegas - San Diego from $ 69
- Flight San Francisco - San Diego from $ 141
- Flight Orlando - San Diego from $ 263
- Flight Austin - San Diego from $ 160
- Flight Seattle-Tacoma - San Diego from $ 224
- Flight Portland-Oregon - San Diego from $ 205
- Flight San Jose - San Diego from $ 160
- Flight Denver - San Diego from $ 117
- Flight New York - San Diego from $ 219
Flight destinations with a similar price
- Flight San Diego - Istanbul from $ 915
- Flight San Diego - Vancouver from $ 124
- Flight San Diego - Toronto from $ 251
- Flight San Diego - San Jose, Costa Rica from $ 385
- Flight San Diego - Frankfurt from $ 702
- Flight San Diego - Stuttgart from $ 809
- Flight San Diego - Dusseldorf from $ 778
- Flight San Diego - Berlin from $ 710
- Flight San Diego - Munich from $ 842
- Flight San Diego - Montego Bay from $ 434
Flight destinations with a similar price
- Flight Chicago - Seattle-Tacoma from $ 178
- Flight Chicago - Portland-Oregon from $ 183
- Flight Chicago - Philadelphia from $ 175
- Flight Chicago - Louisville from $ 207
- Flight Chicago - Santa Ana, CA from $ 208
- Flight Chicago - Appleton from $ 211
- Flight Chicago - Toronto from $ 174