Insights
Latest deals
Reviews
FAQs

Cheap flights from Chicago O'Hare Intl Airport to San Diego from $68

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago O'Hare Intl Airport to San Diego departing on 4/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
From?
To?
Tue 4/2
Tue 4/9

Deals available from 900+ travel sites.

"This year, momondo is the #1 place for airfares on the internet."

Cheap Chicago O'Hare Intl Airport to San Diego (ORD to SAN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to San Diego

Best Price Found

$68

Fastest flight time

4h 10m

Direct flights

Every day

Airports in San Diego

1 airport
The best one-way flight to San Diego from Chicago O'Hare Intl Airport in the past 72 hours is $68. The best round-trip flight deal from Chicago O'Hare Intl Airport to San Diego found on momondo in the last 72 hours is $163.
The fastest flight from Chicago O'Hare Intl Airport to San Diego takes 4h 10m
Direct flights go from Chicago O'Hare Intl Airport to San Diego every day.
There is 1 airport near San Diego: San Diego (SAN)

How to get the cheapest flight ticket from Chicago O'Hare Intl Airport 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 from Chicago O'Hare Intl Airport to San Diego?

September. The cheapest time of year to fly to San Diego from Chicago O'Hare Intl Airport is September. Most expensive is March

What is the cheapest day to depart Chicago O'Hare Intl Airport for 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 from Chicago O'Hare Intl Airport to San Diego?

In the morning. Chicago O'Hare Intl Airport to San Diego flights are approximately 7% more expensive at noon than in the morning

What is the cheapest airline that flies to San Diego from Chicago O'Hare Intl Airport?

Frontier. Alaska Airlines, American Airlines, and Delta are the most popular carriers operating from Chicago O'Hare Intl Airport to San Diego

How far in advance should you book Chicago O'Hare Intl Airport to San Diego flights?

23 days before. The cheapest time to buy a flight from Chicago O'Hare Intl Airport to San Diego is approximately 23 days to departure

How many flights depart from Chicago O'Hare Intl Airport to San Diego on average per day?

As of March 2024, 21 flights take off from Chicago O'Hare Intl Airport and land in San Diego each day. The most common flight departure time for this route is 4:00PM, with 52% of daily flights taking off in the afternoon.

How many flights depart from Chicago O'Hare Intl Airport to San Diego on average per week?

150 flights are operational weekly from Chicago O'Hare Intl Airport to San Diego as of March 2024. The most popular departure day for this route is Monday, with 19% of flights per week taking off on this day.

What cabin class options are available on Chicago O'Hare Intl Airport to San Diego flights?

There are 3 cabin classes available to choose from on Chicago O'Hare Intl Airport to San Diego flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Chicago O'Hare Intl Airport to San Diego flights?

You could potentially save up to 40% on your flight if you consider stops on a Chicago O'Hare Intl Airport to San Diego flight.

When you’re planning your trip from Chicago to San Diego, the most popular airport-to-airport route is Chicago O'Hare Intl Airport to San Diego Airport. You may be looking for an airport near San Diego Airport to land at when traveling from Chicago and luckily, there are options! You can try Ontario Airport which is located in Ontario, Santa Ana J. Wayne/Orange Cnty Airport which is located in Santa Ana, or Palm Springs Airport which is located in Palm Springs. The cheapest route from Chicago to San Diego is ORD — ONT with an average price of $133 RT during the month of March.

Chicago O'Hare Intl Airport (ORD) to San Diego Airport (SAN)$143
Search
Chicago O'Hare Intl Airport (ORD) to Ontario Airport (ONT)$133
Search
Chicago O'Hare Intl Airport (ORD) to Santa Ana J. Wayne/Orange Cnty Airport (SNA)$172
Search
Chicago O'Hare Intl Airport (ORD) to Palm Springs Airport (PSP)$264
Search
Chicago O'Hare Intl Airport (ORD) to Imperial County Airport (IPL)$747
Search

Easily compare round-trip flights from Chicago O'Hare Intl Airport to San Diego

Below you can see the best fares for your round-trip flight route over the next six months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Chicago O'Hare Intl Airport to San Diego by changing tabs
Frontier
Apr 18
ORD6:27 pmChicago O'Hare Intl
27h 06m
1 stop
SAN7:33 pmSan Diego
Apr 22
SAN1:59 pmSan Diego
8h 57m
1 stop
ORD12:56 amChicago O'Hare Intl
Spirit Airlines
Apr 16
ORD7:03 amChicago O'Hare Intl
30h 52m
2 stops
SAN11:55 amSan Diego
Apr 23
SAN6:26 pmSan Diego
9h 41m
1 stop
ORD6:07 amChicago O'Hare Intl
Multiple Airlines
Apr 16
ORD6:27 pmChicago O'Hare Intl
15h 57m
1 stop
SAN8:24 amSan Diego
Apr 22
SAN10:25 pmSan Diego
14h 07m
1 stop
ORD2:32 pmChicago O'Hare Intl
American Airlines
Apr 27
ORD8:05 amChicago O'Hare Intl
4h 25m
SAN10:30 amSan Diego
Apr 27
SAN10:50 pmSan Diego
4h 07m
ORD4:57 amChicago O'Hare Intl
Frontier
Apr 26
ORD6:27 pmChicago O'Hare Intl
16h 05m
1 stop
SAN8:32 amSan Diego
Apr 29
SAN9:23 amSan Diego
13h 33m
1 stop
ORD12:56 amChicago O'Hare Intl
Multiple Airlines
Apr 28
ORD11:58 pmChicago O'Hare Intl
9h 56m
1 stop
SAN7:54 amSan Diego
May 4
SAN2:19 pmSan Diego
8h 37m
1 stop
ORD12:56 amChicago O'Hare Intl

Find the cheapest one-way flights from Chicago O'Hare Intl Airport to San Diego

If you're looking for one-way flights from Chicago O'Hare Intl Airport to San Diego, view some of our deals below provided by American Airlines, Frontier and Spirit Airlines
Frontier
Apr 30
ORD6:27 pmChicago O'Hare Intl
24h 48m
1 stop
SAN5:15 pmSan Diego
Spirit Airlines
May 30
ORD4:44 pmChicago O'Hare Intl
9h 09m
1 stop
SAN11:53 pmSan Diego
Multiple Airlines
Apr 30
ORD6:27 pmChicago O'Hare Intl
19h 28m
2 stops
SAN11:55 amSan Diego

Search last-minute flights to San Diego from Chicago O'Hare Intl Airport

Find and compare round-trip flight prices for your last-minute flight from Chicago O'Hare Intl Airport to San Diego
Frontier
Apr 3
ORD10:20 amChicago O'Hare Intl
8h 41m
1 stop
SAN5:01 pmSan Diego
Apr 10
SAN4:07 pmSan Diego
6h 49m
1 stop
ORD12:56 amChicago O'Hare Intl
Multiple Airlines
Apr 3
ORD10:46 pmChicago O'Hare Intl
21h 26m
2 stops
SAN6:12 pmSan Diego
Apr 10
SAN4:07 pmSan Diego
6h 49m
1 stop
ORD12:56 amChicago O'Hare Intl
Spirit Airlines
Apr 4
ORD11:50 pmChicago O'Hare Intl
25h 23m
1 stop
SAN11:13 pmSan Diego
Apr 16
SAN8:00 pmSan Diego
25h 31m
3 stops
ORD11:31 pmChicago O'Hare Intl
Frontier
Apr 6
ORD10:15 amChicago O'Hare Intl
8h 46m
1 stop
SAN5:01 pmSan Diego
Apr 10
SAN4:07 pmSan Diego
6h 49m
1 stop
ORD12:56 amChicago O'Hare Intl
Multiple Airlines
Apr 3
ORD10:20 amChicago O'Hare Intl
8h 41m
1 stop
SAN5:01 pmSan Diego
Apr 9
SAN5:30 pmSan Diego
10h 37m
1 stop
ORD6:07 amChicago O'Hare Intl
Frontier
Apr 2
ORD11:05 pmChicago O'Hare Intl
19h 48m
2 stops
SAN4:53 pmSan Diego
Apr 10
SAN4:07 pmSan Diego
6h 49m
1 stop
ORD12:56 amChicago O'Hare Intl

Best airlines flying from Chicago O'Hare Intl Airport to San Diego

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to San Diego with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $118Free CancellationRating
6.3
4,267 reviews
Search Frontier flights
DeltaPriceFrom $118Free CancellationRating
8.0
11,418 reviews
Search Delta flights
Spirit AirlinesPriceFrom $125Free CancellationRating
6.4
8,841 reviews
Search Spirit Airlines flights
United AirlinesPriceFrom $218Free CancellationRating
7.4
11,481 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $234Free CancellationRating
8.1
9,127 reviews
Search Alaska Airlines flights
American AirlinesPriceFrom $254Free CancellationRating
7.3
15,202 reviews
Search American Airlines flights
  • Alaska Airlines Flights From Chicago O'Hare Intl Airport to San Diego

    Across 11 Alaska Airlines flights from Chicago O'Hare Intl Airport to San Diego this week, the average price was $472, with the best Alaska Airlines deals starting from $234 round-trip. 9,127 users have rated Alaska Airlines on momondo, with an average score of 8.1/10.

  • United Airlines Flights From Chicago O'Hare Intl Airport to San Diego

    United Airlines is also a popular choice for this route. United Airlines flight deals for Chicago O'Hare Intl Airport to San Diego start from as low as $218 round-trip, depending on your selected dates, with average United Airlines deals seen on momondo around $441. United Airlines operates 21 flights to San Diego from Chicago O'Hare Intl Airport in an average week. Users have rated it 7.4/10 across 11,481 reviews.


Frontier flights from Chicago O'Hare Intl Airport to San Diego

Our best Frontier deals on Chicago O'Hare Intl Airport to San Diego flight tickets
Frontier
Apr 18
ORD6:27 pmChicago O'Hare Intl
27h 06m
1 stop
SAN7:33 pmSan Diego
Apr 22
SAN1:59 pmSan Diego
8h 57m
1 stop
ORD12:56 amChicago O'Hare Intl
Frontier
Apr 26
ORD6:27 pmChicago O'Hare Intl
16h 05m
1 stop
SAN8:32 amSan Diego
Apr 29
SAN9:23 amSan Diego
13h 33m
1 stop
ORD12:56 amChicago O'Hare Intl
Frontier
May 9
ORD6:27 pmChicago O'Hare Intl
15h 41m
1 stop
SAN8:08 amSan Diego
May 14
SAN10:02 amSan Diego
12h 54m
1 stop
ORD12:56 amChicago O'Hare Intl

Spirit Airlines flights from Chicago O'Hare Intl Airport to San Diego

Our best Spirit Airlines deals on Chicago O'Hare Intl Airport to San Diego flight tickets
Spirit Airlines
Apr 16
ORD7:03 amChicago O'Hare Intl
30h 52m
2 stops
SAN11:55 amSan Diego
Apr 23
SAN6:26 pmSan Diego
9h 41m
1 stop
ORD6:07 amChicago O'Hare Intl
Spirit Airlines
May 12
ORD4:44 pmChicago O'Hare Intl
18h 30m
1 stop
SAN9:14 amSan Diego
May 18
SAN8:07 pmSan Diego
8h 33m
1 stop
ORD6:40 amChicago O'Hare Intl
Spirit Airlines
Apr 28
ORD11:58 pmChicago O'Hare Intl
25h 50m
1 stop
SAN11:48 pmSan Diego
May 2
SAN10:25 pmSan Diego
6h 04m
1 stop
ORD6:29 amChicago O'Hare Intl

  • How far is Chicago O'Hare Intl to San Diego by plane?

    San Diego is 1717.8 mi away from Chicago O'Hare Intl. In terms of flight time, this usually takes a little over 4h 15m.

  • When did momondo last update prices for flights from Chicago O'Hare Intl Airport to San Diego Airport?

    Prices for flights from Chicago O'Hare Intl Airport to San Diego Airport refresh daily.

  • How many operators does momondo search for flights from Chicago O'Hare Intl Airport to San Diego Airport?

  • How old do you have to be to fly from Chicago O'Hare Intl Airport to San Diego Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago O'Hare Intl Airport to San Diego Airport.

  • What documentation or ID do you need to fly to San Diego Airport?

    The required travel and health documents for your San Diego Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Diego Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.


Alternative routes for Chicago O'Hare Intl Airport to San Diego

Compare alternative flights to and from nearby airports and cities to discover the best prices and most convenient flight times
Chicago to Los Angeles Flights
Fastest flight time4h 12m
Cheapest price$117
Chicago to Ontario Flights
Fastest flight time5h 51m
Cheapest price$133
Chicago to Burbank Flights
Fastest flight time6h 07m
Cheapest price$160
Chicago to Oakland, California Flights
Fastest flight time5h 55m
Cheapest price$161
Chicago to San Francisco Flights
Fastest flight time4h 38m
Cheapest price$103
Chicago to Palm Springs Flights
Fastest flight time4h 13m
Cheapest price$264
Chicago to San Diego Flights
Fastest flight time4h 25m
Cheapest price$141
Chicago to Reno Flights
Fastest flight time4h 17m
Cheapest price$164
Chicago to Santa Ana Flights
Fastest flight time8h 19m
Cheapest price$145
Chicago to Fresno Flights
Fastest flight time4h 23m
Cheapest price$236
Chicago to Sacramento Flights
Fastest flight time6h 56m
Cheapest price$162
Chicago to San Jose Flights
Fastest flight time4h 40m
Cheapest price$162

Similar Chicago O'Hare Intl Airport to San Diego flights

Flexible with your destination? Broaden your search and find flights similar to your Chicago O'Hare Intl Airport to San Diego route

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to San Diego?

Finding the right flight to San Diego from Chicago is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to San Diego quick and easy, saving you time and money.

Can I find flights from Chicago to San Diego with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Chicago to San Diego flights to just show those with flexible booking policies.

How can momondo help me find flights from Chicago to San Diego?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to San Diego from Chicago.

I’m not ready to book a flight from Chicago to San Diego right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Chicago to San Diego flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


An easier way to manage your San Diego trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.
Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.
Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.
Price Alerts
Price Alerts
Not ready to book? Create a price alert to track prices.

Find better results for your stay in the United States


Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Tue 4/2
Tue 4/9
Email me momondo's favorite deals