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  1. Flights
  2. United States
  3. San Diego, CA
  4. Chicago - San Diego, CA

Cheap Flights from Chicago (CHI) to San Diego, CA (SAN)

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Discover the cheapest flights from Chicago to San Diego, CA
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Fri, May 30 - Thu, Jun 5
Spirit Airlines
Spirit Airlines1 stop
CHI - SAN
Spirit Airlines
Spirit Airlines1 stop
SAN - CHI
93$
88$
Prime price per passenger
Wed, May 21 - Thu, May 29
Spirit Airlines
Spirit Airlines1 stop
CHI - SAN
Spirit Airlines
Spirit Airlines1 stop
SAN - CHI
116$
112$
Prime price per passenger
Tue, Jun 17 - Thu, Jun 19
Frontier Airlines
Frontier AirlinesDirect
CHI - SAN
Frontier Airlines
Frontier AirlinesDirect
SAN - CHI
166$
161$
Prime price per passenger
Tue, Jun 24 - Sun, Jun 29
Frontier Airlines
Frontier AirlinesDirect
CHI - SAN
Frontier Airlines
Frontier AirlinesDirect
SAN - CHI
172$
166$
Prime price per passenger
Thu, Jul 24 - Sun, Jul 27
American Airlines
American AirlinesDirect
CHI - SAN
American Airlines
American AirlinesDirect
SAN - CHI
185$
181$
Prime price per passenger
Tue, Jul 8 - Tue, Jul 15
Frontier Airlines
Frontier AirlinesDirect
CHI - SAN
American Airlines
American AirlinesDirect
SAN - CHI
185$
182$
Prime price per passenger
Tue, Jun 3
Spirit Airlines
Spirit Airlines1 stop
CHI - SAN
46$
44$
Prime price per passenger
Wed, May 28
Spirit Airlines
Spirit Airlines1 stop
CHI - SAN
-16 %
53$
45$
Prime price per passenger
Wed, Jun 18
Frontier Airlines
Frontier AirlinesDirect
CHI - SAN
-20 %
74$
60$
Prime price per passenger
Tue, Jul 8
Frontier Airlines
Frontier AirlinesDirect
CHI - SAN
-26 %
80$
60$
Prime price per passenger
Tue, Jun 24
Frontier Airlines
Frontier AirlinesDirect
CHI - SAN
79$
78$
Prime price per passenger
Sat, Jul 26
Frontier Airlines
Frontier AirlinesDirect
CHI - SAN
-15 %
95$
81$
Prime price per passenger
Prices shown below were available within the past 3 days for the period specified and should not be considered the final price offered. Please note that availability and prices are subject to change.

Cheapest time to fly from Chicago to San Diego, CA

Flexible with dates? We find the best price for the week of the day you select *Prices may vary after you search.
Filter by
week: May 5 - May 11
Flights from just $74
$74
$96
$118
$89
$87
$128
$128
$132
$126
$132
$131
$131
MayJuneJuly
Flying Time4 h and 35 mWhen flying from Chicago to San Diego, CA, this can take around 4 h and 35 m in flying time, however this flight duration can vary due to other factors
Cheapest flight$43The best price for flights from Chicago to San Diego, CA offered by eDreams, which have been found by our customers in the last 3 days
Departure AirportO'hare International AirportO'hare International Airport is where you'll take off when flying from Chicago to San Diego, CA
Arrival AirportLindbergh International AirportYou'll land at Lindbergh International Airport when flying from Chicago to San Diego, CA
Peak seasonJuneJune is the busiest time to fly from Chicago to San Diego, CA according to search data results from our customers
Airlines operating this routeAmerican Airlines, Frontier Airlines, Alaska AirlinesAirline(s) that fly from Chicago to San Diego, CA
Best time to bookMayMay is one of the most frequent times to fly to San Diego, CA from Chicago according to real data from our customers

Route information

Distance: 1726 miles
Chicago airports
O'hare International Airport (ORD)How far from city center: 14 miles
Midway Airport (MDW)How far from city center: 4 miles
San Diego, CA airports
Lindbergh International Airport (SAN)How far from city center: 2 miles

Are you searching for flights from Chicago to San Diego, CA?

Are you planning to travel to San Diego, CA for vacations, business or family visits? eDreams offers you the cheapest flights and best deals departing from Chicago. With our fast search engine you will get a large selection of airfares from standard and low cost airlines worldwide and easily book your tickets for this route. If you are flexible we help you identify the cheapest day to fly to San Diego, CA and if you need to leave soon you can check our most convenient last minute fares. Read all the useful information about your next destination and proceed to the reservation, indicating your flight dates and completing your travel booking with hotels and car rental!

Frequently asked questions about flights from Chicago to San Diego, CA

What are the benefits of booking flexible flight tickets?
Using the flexible flight ticket, you're guaranteed a refund or a rebooking option (without fees) in case of flight cancellations when travelling to United States. At eDreams have you covered!
For flights from Chicago to San Diego, CA, how can I find the cheapest price?
The cheapest price for a flight from Chicago to San Diego, CA is $44. At eDreams we use different machine learned based methodologies to find our costumers the best option available, considering airline combinations, stopovers and direct flights as well as different criteria for inbound and outbound journeys.
When booking, when is the best time to get the best prices for flights from Chicago to San Diego, CA?
The most popular months to book a trip from Chicago to San Diego, CA are May, September and July, based on the searches of our customers.
When is the best time to travel from Chicago to San Diego, CA?
The best time of the year to visit San Diego, CA depends on lots of personal preferences, especially the price. Regarding popularity, June is the best month to fly to San Diego, CA from Chicago in terms of searches from our customers, followed by July and August. If you prefer to avoid the busy season and get away from the crowds February, May and January are the months with fewer searches for Chicago - San Diego, CA.
How long does the flight from Chicago to San Diego, CA take?
Flight length from Chicago to San Diego, CA is around 04:35 hours on average, at an average distance of 2,850 km, for flights for the route (which may have 1 or more stops in other cities in between).
Which airports have flights between Chicago and San Diego, CA?

The main route from Chicago to San Diego, CA is: Midway Airport (MDW) to Lindbergh International Airport (SAN). The following airlines fly this route:

Frontier Airlines.

Alternatively, you can find Chicago - San Diego, CA flights between O'hare International Airport (ORD) to Lindbergh International Airport (SAN) with the following airline(s) flying the route: Frontier Airlines.

Spirit Airlines.

American Airlines.

Which airlines fly from Chicago to San Diego, CA?

The airlines that fly non-stop from Chicago to San Diego, CA are:

  • Spirit Airlines.
  • American Airlines.
  • United Airlines.

Spirit Airlines, stopping at Las Vegas, NV during at least 148 minutes.

Plan your trip

Alternative routesPopular Flight Routes