| Outbound | Return | Airlines | Shop | Baggage | Price | ||
|---|---|---|---|---|---|---|---|
| Chicago San Diego | Outbound 04/12/25 1 Stopover (DEN) F93173, F92817 19h 32min | Return 04/27/25 1 Stopover (DEN) F92422, F93172 24h 48min |  Frontier Airlines |  | $122 found 2 days ago | ||
| Best option Chicago San Diego | Outbound 04/21/25 direct UA2331 04h 36min | Return 05/19/25 direct UA2352 04h 07min |  United Airlines |  | ? | $448 | |
| Chicago San Diego | Outbound 04/21/25 1 Stopover (DEN) F93173, F92421 28h 55min | Return 05/19/25 1 Stopover (DEN) F92818, F93174 15h 20min | Frontier Airlines |  | ? | $148 | |
| Chicago San Diego | Outbound 04/12/25 1 Stopover (LAS) NK0388, NK0385 11h 44min | Return 04/27/25 1 Stopover (LAS) NK0384, NK0928 07h 25min |  Spirit Airlines |  | $170 found 2 days ago | ||
| Chicago San Diego | Outbound 04/12/25 1 Stopover (DFW) F93241, F91769 09h 19min | Return 04/27/25 1 Stopover (LAS) NK0384, NK0928 07h 25min | Frontier Airlines |  | ? | $195 found 2 days ago | |
| Chicago San Diego | Outbound 06/20/25 1 Stopover (MSP) SY0262, SY0407 23h 09min | Return 07/19/25 1 Stopover (MSP) SY0408, SY0261 22h 48min |  Sun Country Airlines |  | ? | $380 | |
| Chicago San Diego | Outbound 06/20/25 1 Stopover (MSP) SY0262, SY0407 23h 09min | Return 07/19/25 1 Stopover (MSP) SY0408, SY0261 22h 48min | Sun Country Airlines | | ? | $433 | |
| Chicago San Diego | Outbound 04/12/25 direct AA1861 04h 22min | Return 04/27/25 direct AA2065 04h 05min |  American Airlines | | ? | $455 found 2 days ago | |
| Chicago San Diego | Outbound 04/12/25 1 Stopover (LAX) UA0576, UA5612 10h 09min | Return 04/27/25 direct UA2352 04h 07min | United Airlines | | ? | $491 found 2 days ago | |
| Chicago San Diego | Outbound 06/20/25 direct UA0660 04h 22min | Return 07/19/25 direct UA2343 03h 55min | United Airlines | | ? | $518 |
Stops
- Direct flight
Airline
- United Airlines
- Frontier Airlines
- American Airlines
- Sun Country Airlines
- Spirit Airlines
Flight type
- Return
Outbound departure month
- April 2025
- June 2025
Outbound weekday
- Monday
- Friday
- Saturday
Return departure month
- April 2025
- May 2025
- July 2025
Return weekday
- Monday
- Saturday
- Sunday
Change in
- Los Angeles International Airport, CA
- Las Vegas - McCarran International Airport, NV
- Dallas-Fort Worth International Airport, T
- Portland International Airport, Oregon
- Denver International Airport, CO
- Minneapolis - St. Paul International Airport, MN
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 | 121,57 $ |
|---|---|
| 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 141 $
- Flight Chicago - Los Angeles from 112 $
- Flight Chicago - Miami from 149 $
- Flight Chicago - San Francisco from 133 $
- Flight Chicago - Tampa from 106 $
- Flight Chicago - Denver from 81 $
- Flight Chicago - Orlando from 108 $
- Flight Chicago - New Orleans from 155 $
- Flight Chicago - Washington-DC from 128 $
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 101 $
- Flight Portland-Oregon - San Diego from 207 $
- Flight Seattle-Tacoma - San Diego from 161 $
- Flight San Jose - San Diego from 174 $
- Flight Denver - San Diego from 76 $
- Flight Washington-DC - San Diego from 377 $
Flight destinations with a similar price
- Flight San Diego - Cancun from 406 $
- Flight San Diego - Stockholm from 843 $
- Flight San Diego - Vancouver from 269 $
- Flight San Diego - Frankfurt from 649 $
- Flight San Diego - Stuttgart from 880 $
- Flight San Diego - Toronto from 376 $
- Flight San Diego - Berlin from 739 $
- Flight San Diego - Dusseldorf from 724 $
- Flight San Diego - Montego Bay from 484 $
- Flight San Diego - Mexico City from 576 $
Flight destinations with a similar price
- Flight Chicago - Los Angeles from 112 $
- Flight Chicago - San Francisco from 133 $
- Flight Chicago - Washington-DC from 128 $
- Flight Chicago - Boston from 114 $
- Flight Chicago - Fort Lauderdale from 130 $
- Flight Chicago - St. Louis from 123 $
- Flight Chicago - Charlotte from 116 $
- Flight Chicago - Philadelphia from 127 $
- Flight Chicago - Owensboro from 127 $