For a quick departure, take the "L" train to ORD, avoiding Chicago traffic delays common with taxis or rideshares.
Round-trip from | $176 (Cheapflightsfares) |
---|---|
One-way from | $93 (Kiwi.com) |
Popular in | March |
Cheapest in | June |
Average price | $318 |
Good round-trip deal | $221 or less |
Good one-way deal | $128 or less |
Fly from
Fly to
Route
Depart
Return
Price
ChicagoSan Diego
ORD - SAN
ORDSAN
Chicago O'Hare Intl
Wed 6/18
1:56 pm-4:08 pm
Nonstop4h 12m
San Diego
Sat 6/21
4:53 pm-10:56 pm
Nonstop4h 03m
ChicagoSan Diego
ORD - SAN
ORDSAN
Chicago O'Hare Intl
Tue 6/24
11:50 am-11:29 pm
1 stop13h 39m
San Diego
Mon 6/30
5:50 pm-9:38 am
2 stops13h 48m
ChicagoSan Diego
ORD - SAN
ORDSAN
Chicago O'Hare Intl
Tue 6/24
1:56 pm-4:08 pm
Nonstop4h 12m
San Diego
Mon 6/30
7:31 pm-6:12 am
1 stop8h 41m
ChicagoSan Diego
ORD - SAN
ORDSAN
Chicago O'Hare Intl
Fri 8/22
9:13 am-11:40 am
Nonstop4h 27m
San Diego
Tue 8/26
2:11 pm-8:25 pm
Nonstop4h 14m
ChicagoSan Diego
ORD - SAN
ORDSAN
Chicago O'Hare Intl
Sun 8/17
9:00 pm-11:23 pm
Nonstop4h 23m
San Diego
Sat 8/23
1:08 pm-7:25 pm
Nonstop4h 17m
ChicagoSan Diego
ORD - SAN
ORDSAN
Chicago O'Hare Intl
Fri 8/15
1:03 pm-8:54 pm
1 stop9h 51m
San Diego
Mon 8/18
7:00 am-11:39 pm
1 stop14h 39m
ChicagoSan Diego
ORD - SAN
ORDSAN
Chicago O'Hare Intl
Sat 8/2
7:00 am-12:20 pm
1 stop7h 20m
San Diego
Mon 8/11
10:30 pm-10:04 am
1 stop9h 34m
ChicagoSan Diego
ORD - SAN
ORDSAN
Chicago O'Hare Intl
Wed 8/20
7:30 am-3:20 pm
2 stops9h 50m
San Diego
Sat 8/23
6:30 am-4:25 pm
1 stop7h 55m
ChicagoSan Diego
ORD - SAN
ORDSAN
Chicago O'Hare Intl
Tue 8/5
7:08 am-5:55 pm
1 stop12h 47m
ChicagoSan Diego
ORD - SAN
ORDSAN
Chicago O'Hare Intl
Sat 8/16
7:18 pm-7:42 am
1 stop14h 24m
The price you pay for your flight from Chicago O'Hare Intl Airport to San Diego may vary depending on when you book. For the best chance of a lower fare, look to book 71 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Currently, August is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to San Diego (average of $286). Flying from Chicago O'Hare Intl Airport to San Diego in March is currently the most expensive (average of $366). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
It’s optimal to fly from Chicago O'Hare Intl Airport to San Diego at noon. By choosing this option you can save up to 19% on the cost of your flight, compared to a flight in the evening.
Travelers seeking maximum savings on their Chicago O'Hare Intl Airport to San Diego flight should consider departing on Saturday at noon when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
The most flights from ORD to SAN are scheduled on a Thursday (45 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (31 on average).
In terms of precipitation, rainfall in San Diego ranges from 0.0 - 2.3 inches per month. February is typically the wettest month, when rainfall can reach 2.3 in. July is typically the driest time to visit San Diego when rainfall is around 0.0 in.
If weather is an important factor for your trip to San Diego, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 57.2 F).
Boarding
Food
Crew
Comfort
Overall
Entertainment
Reviews
James,Apr 2025
LAX - SFO
Boarding
Food
Crew
Comfort
Overall
Entertainment
Reviews
James,Apr 2025
LAX - SFO
Boarding
Food
Crew
Comfort
Overall
Entertainment
Reviews
James,Apr 2025
LAX - SFO
Boarding
Food
Crew
Comfort
Overall
Entertainment
Reviews
James,Apr 2025
LAX - SFO
Boarding
Food
Crew
Comfort
Overall
Entertainment
Reviews
James,Apr 2025
LAX - SFO
Boarding
Food
Crew
Comfort
Overall
Entertainment
Reviews
James,Apr 2025
LAX - SFO
Airline | Cheapest | Average | Flexibility | On-time |
---|---|---|---|---|
Cheapest$97 | Average$224 | FlexibilityNo cancel fee | On-time65% | |
Cheapest$117 | Average$203 | FlexibilityNo cancel fee | On-time62% | |
Cheapest$216 | Average$409 | FlexibilityNo cancel fee | On-time71% | |
Cheapest$236 | Average$338 | FlexibilityNo cancel fee | On-timeN/A | |
Cheapest$246 | Average$566 | FlexibilityNo cancel fee | On-time75% | |
Cheapest$246 | Average$473 | FlexibilityNo cancel fee | On-time69% | |
Cheapest$360 | Average$501 | FlexibilityNo cancel fee | On-time63% |