Cheap flights from Chicago to San Diego (ORD–SAN)
ORDChicago O'Hare International Airport
United States
United States
SANSan Diego International Airport
United States
United States
Alaska Airlines, American Airlines, Frontier Airlines and United Airlines fly Chicago to San Diego (ORD–SAN) nonstop and back, a great-circle distance of 2,770 km (1,720 mi).
- From
- ORD
- Chicago
- To
- SAN
- San Diego
- Nonstop
- Yes · 4 airlines
- Airlines
- AS · AA · F9 · UA
- Cheapest fare found
- $171 one-way
- Distance
- 2,770 km (1,720 mi)
- Time difference
- San Diego 2 hours behind
- Most flights
- American Airlines
- Time in the air
- 3h 47m · 3h 25m back
- On time (Touchdown Index)
- 74.7%
- Flights a week
- AS ~15 · AA ~29 · UA ~28
- Aircraft seen
- Boeing 737 Max 9 · Airbus A321 · Airbus A321neo
Network data imported from airport and airline sources:· How we verify
Chicago to San Diego fares by month
Cheapest one-way fare found: $171 for November 2026 on Frontier Airlines (1 stop).
- Nov ’26$171
Cheapest one-way fares per month of departure in the Aviasales price cache, found . Fares change by the hour: the live fare is shown when you search.
Chicago to San Diego: frequently asked questions
Fares: Aviasales price cache, 8 October 2026; tracked flights between 6 September and 3 October 2026, from public ADS-B data.
How much is a flight from Chicago O'Hare (ORD) to San Diego (SAN)?
From $171 one-way, the cheapest fare found for November 2026 on Frontier Airlines with 1 stop (found 8 October 2026).
How long is the ORD–SAN flight?
3h 47m wheels-up to wheels-down, the median of 286 tracked flights; SAN–ORD took 3h 25m.
Which airlines fly ORD–SAN direct?
Alaska Airlines, American Airlines, Frontier Airlines and United Airlines.
What is the time difference between Chicago and San Diego?
San Diego is 2 hours behind Chicago: a ORD departure at noon is 10:00 local time in SAN.
Is ORD–SAN usually on time?
74.7% of 542 ORD–SAN flights landed within 15 minutes of their usual time; 8.7% were over an hour late.
How many ORD–SAN flights a week?
Alaska Airlines 15, American Airlines 29 and United Airlines 28 each way.
What aircraft fly ORD–SAN?
Boeing 737 Max 9, Airbus A321 and Airbus A321neo.
San Diego to Chicago: the return flight (SAN–ORD)
All 4 airlines also fly SAN–ORD nonstop.
The return takes 3h 25m in the air (median of 291 tracked flights), 22 minutes shorter than ORD–SAN.
Airlines flying ORD–SAN nonstop
| Airline | Usually takes off (ORD time) | Type | Alliance | Notes |
|---|---|---|---|---|
 Alaska Airlines AS | 07:35–21:09 | full-service | oneworld | — |
 American Airlines AA | 06:58–22:04 | full-service | oneworld | — |
 Frontier Airlines F9 | — | low-cost | — | — |
| United Airlines UA | 07:34–20:48 | full-service | Star Alliance | — |
One-stop alternatives to flying ORD–SAN nonstop
One airline on both legs; check it's sold as one ticket.
- Via Phoenix (PHX) with American Airlines and Frontier Airlines: 2,800 km (1,740 mi) flown, 1% further than nonstop.
- Via Denver (DEN) with Frontier Airlines and United Airlines: 2,800 km (1,740 mi) flown, 1% further than nonstop.
- Via Las Vegas (LAS) with Frontier Airlines: 2,850 km (1,770 mi) flown, 3% further than nonstop.
- Via Minneapolis (MSP) with
Delta Air Lines and Sun Country Airlines: 3,000 km (1,860 mi) flown, 8% further than nonstop. - Via Salt Lake City (SLC) with Delta Air Lines and Frontier Airlines: 3,010 km (1,870 mi) flown, 9% further than nonstop.
ORD–SAN route map
More from Chicago and San Diego
Other arrivals in United States
Also nonstop from ORD, nearest to SAN first (straight-line distance):
- Santa Ana (SNA) airport guide · 122 km (76 mi) from SAN
- Palm Springs (PSP) airport guide · 137 km (85 mi) from SAN
- Ontario (ONT) airport guide · 152 km (94 mi) from SAN
- ORD–LAX: Los Angeles · 176 km (109 mi) from SAN
- Santa Barbara (SBA) · 309 km (192 mi) from SAN
Explore the airlines’ route maps
Departure
Chicago O'Hare International Airport
O'Hare (ORD), Chicago. In our data, 48 airlines fly nonstop from ORD to 181 destinations.
View ORD airport guide →Arrival
San Diego International Airport
San Diego (SAN), San Diego.
Other nonstop airport pairs, Chicago to San Diego
Chicago and San Diego are connected nonstop from more than one airport. Compare the pairs by airline count:
Related routes
Sources
- en.wikipedia.org — airlines and destinations, checked 2026-10-01
- en.wikipedia.org — airlines and destinations, checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
Flight tracking: adsb.lol community ADS-B data (CC0), 6 September – 3 October 2026. Times are median wheels-up to wheels-down; add taxiing for gate-to-gate.
Report a change — seen something different at the airport or on the airline's site? We re-check and log corrections publicly.