Cheap flights from Chicago (CHI) to San Diego (SAN) from $91

For a flight from Chicago to San Diego, you will be flying into San Diego. San Diego (SAN) is just 2.6 mi from the center of the city. San Diego is the only San Diego airport and it handles 25 inbound flights from Chicago per day. 6 airlines have flights to San Diego from Chicago on a regular basis.

Yes, there are multiple flights from Chicago to San Diego for under $100. The cheapest flight booked recently is on Spirit Airlines for just $96, but on average you can expect to pay $138.

Cheapflights has at least 20 direct flights from Chicago to San Diego under $400. A good price for a nonstop flight from Chicago to San Diego is less than $348.

There are currently 20+ open flights from Chicago to San Diego within the next 7 days for less than $200.

Days when nonstop flights are available for this flight are: Monday, Tuesday, Thursday, Friday, Saturday.

On average 17 flights depart from Chicago to San Diego per day.
Morning (6am - Noon) - 12% of flight departures
Evening (6pm - Midnight) - 88% of flight departures

For as low as $96, Spirit Airlines can have you in San Diego from Chicago in 13h 54m. Airlines will cover a distance of 1729 mi. Both multi-stop and nonstop flights can be found to your destination and back.

Cheapflights users have booked flights from Chicago to San Diego round-trip from $96. Another airline that can offer you cheap pricing is Frontier. Users have found that Spirit Airlines is 75% cheaper than the other options available to this destination.

No one likes to see their flight delayed. When booking a flight from Chicago to San Diego consider choosing SWISS (87%), Japan Airlines (83%) or Air Canada (80%) as they are the most reliable in getting you off to your destination on time.

While on average a flight from Chicago to San Diego is generally $647, our data shows the cheapest flight currently is $179. When looking at the most popular route, (Chicago O'Hare Intl - San Diego), you can expect to pay $96 for that flight.

ORD stands for Chicago O'Hare Intl Airport, while SAN stands for San Diego Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry. This flight route has multiple associated airports, so we think it might be helpful to learn the name and codes of them as well. They are Chicago Midway Airport (MDW), Chicago Greater Rockford Airport (RFD).

Chicago to San Diego flights have a layover in Phoenix most often. Las Vegas sees the second most layovers for non-direct flights flying from Chicago to San Diego.

If you're on a layover in Phoenix and looking for things to do, consider visiting Chase Field, Desert Ridge Marketplace, or Orpheum Theater. Chase Field, Desert Ridge Marketplace and Orpheum Theater are located about 4.0 mi, 16.7 mi, and 4.6 mi, respectively from Phoenix Sky Harbor Intl if you are interested in checking them out. Those looking to explore during their layover in Phoenix can rent a car from Phoenix Sky Harbor Intl for about $57 per day.

Fremont Street Experience, Colosseum at Caesars Palace, and Fountains of Bellagio are the most popular attractions in Las Vegas if you're in need of something to do during your layover. Fremont Street Experience, Colosseum at Caesars Palace, and Fountains of Bellagio can be visited by traveling about 5.9 mi, 2.6 mi, and 2.3 mi respectively from Las Vegas Harry Reid Intl. Those landing in Las Vegas looking to spend some time exploring during their layover can rent a car for about $63 per day.

Chicago to San Diego flights have a layover in Denver least often.

The amount of baggage you can bring on your Chicago to San Diego flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

Yes, Cheapflights allows you to browse and filter Chicago to San Diego flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

Yes. In addition to deals on Chicago to San Diego flights, Cheapflights offers vacation packages that include both flights and hotel.

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Chicago to San Diego.

Yes. Cheapflights offers flight deals from Chicago to San Diego by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Many airlines flying from Chicago to San Diego offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

Yes, you can often find last-minute deals on Chicago to San Diego flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

The Chicago to San Diego flight deals you see on this page were last updated on 5/30.

Consider American Airlines, Alaska Airlines or Delta when booking your flight. These represent the most popular airlines when flying from Chicago to San Diego.

Currently, October is the cheapest month in which you can book a flight from Chicago to San Diego (average of $288). Flying from Chicago to San Diego in July is currently the most expensive (average of $349). 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.