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Cheap flights from Chicago to San Diego
Round-trip
Economy
Flight information for Chicago to San Diego
(CHI to SAN)
Find info about flight duration, direct flights, and airports for your flight from Chicago to San Diego
| Best Price Found | $33 | The best flight deal from Chicago to San Diego found on momondo in the last 72 hours is $33 | |
| Fastest flight time | 4h 15m | The fastest flight from Chicago to San Diego takes 4h 15m. | |
| Direct flights | Every day | Direct flights go from Chicago to San Diego every day. | |
| Airports in San Diego | 2 airports | There are 2 airports near San Diego: San Diego (SAN), San Diego Carlsbad-Palomar (CLD) |
How to get the cheapest flight ticket from Chicago to San Diego
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to San Diego?
May
The cheapest time of year to fly to San Diego from Chicago is May. Most expensive is December
What is the cheapest day to fly to San Diego?
Tuesday
The cheapest day of the week is typically Tuesday. The most expensive is typically Sunday
When is the cheapest time to fly to San Diego?
at noon
Chicago to San Diego flights are approximately 13% more expensive in the afternoon than at noon
What is the cheapest airline that flies to San Diego?
Frontier
Frontier, Spirit Airlines, and Delta are the most popular carriers operating from Chicago to San Diego
What is the cheapest route?
Chicago O'Hare Intl - San Diego
Fly from Chicago O'Hare Intl to San Diego for the best Chicago - San Diego flight prices
When is the cheapest time to book a flight to San Diego?
31 days before
The cheapest time to buy a flight from Chicago to San Diego is approximately 31 days to departure
60
Days before departure
0
Easily compare round-trip flights from Chicago to San Diego
Below you can see the best fares for your round-trip flight route over the next three months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Chicago to San Diego by changing tabs
Quickest
Cheapest
Spirit Airlines
Jun 13
ORD
Chicago O'Hare Intl
4h 09m
SAN
San Diego
Jun 16
SAN
San Diego
4h 14m
ORD
Chicago O'Hare Intl
$33
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Multiple Airlines
Jun 10
ORD
Chicago O'Hare Intl
4h 22m
SAN
San Diego
Jun 16
SAN
San Diego
4h 14m
ORD
Chicago O'Hare Intl
$46
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Spirit Airlines
Jun 10
ORD
Chicago O'Hare Intl
4h 09m
SAN
San Diego
Jun 15
SAN
San Diego
4h 14m
ORD
Chicago O'Hare Intl
$34
Find similar
Find the cheapest one-way flights from Chicago to San Diego
If you're looking for one-way flights from Chicago to San Diego, view some of our deals below provided by Spirit Airlines
Quickest
Cheapest
Spirit Airlines
Jun 17
ORD
Chicago O'Hare Intl
4h 09m
SAN
San Diego
$17
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Spirit Airlines
Jun 13
ORD
Chicago O'Hare Intl
4h 09m
SAN
San Diego
$18
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Spirit Airlines
May 5
ORD
Chicago O'Hare Intl
4h 26m
SAN
San Diego
$20
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