Cheap flights from Chicago to San Diego (CHI - SAN)

Flight FAQs

From Chicago to San Diego

What airport do you fly into for flights to San Diego from Chicago?

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 36 inbound flights from Chicago per day. 8 airlines have flights to San Diego from Chicago on a regular basis.

Which airlines flying from Chicago to San Diego have flexible cancellations due to COVID-19?

Spirit Airlines, United Airlines, and American Airlines are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Can I find flights from Chicago to San Diego for under $100 on Cheapflights?

Yes, there are multiple flights from Chicago to San Diego for under $100. The cheapest flight booked recently is on Spirit Airlines for just $69, but on average you can expect to pay $89.

Are there nonstop flights from Chicago to San Diego for under $100 on Cheapflights?

Cheapflights has at least 20 direct flights from Chicago to San Diego under $100. A good price for a nonstop flight from Chicago to San Diego is less than $97.

Are there last-minute flights available from Chicago to San Diego for under $100?

There are currently 20+ open flights from Chicago to San Diego within the next 7 days for less than $100.

What days are nonstop flights available from Chicago to San Diego?

Days when nonstop flights are available for this flight are: Friday.

How many flights depart from Chicago to San Diego on average per day?

On average 2 flights depart from Chicago to San Diego per day.
Morning (6am - Noon) - 100% of flight departures

How long is the flight from Chicago to San Diego?

For as low as $69, Spirit Airlines can have you in San Diego from Chicago in 4h 24m. Airlines will cover a distance of 1729 mi. Generally, flights for this route are nonstop.

What are the cheapest airlines flying from Chicago to San Diego round-trip?

Cheapflights users have booked flights from Chicago to San Diego round-trip from $69. Another airline that can offer you cheap pricing is United Airlines. Users have found that Spirit Airlines is 68% cheaper than the other options available to this destination.

What are the cheapest airlines to fly from Chicago to San Diego one-way?

The cheapest airline one-way is Spirit Airlines, with whom users have recently found tickets for as low as $28. However, be on the lookout for offers from American Airlines and Frontier, as they are both options that can get you from Chicago to San Diego for a low price.

What are the most popular airlines that fly from Chicago to San Diego?

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

What are the cheapest flights from Chicago to San Diego?

While on average a flight from Chicago to San Diego is generally $572, our data shows the cheapest flight currently is $80. When looking at the most popular route, (Chicago O'Hare Intl - San Diego), you can expect to pay $72 for that flight.

What are the most reliable airlines from Chicago to San Diego?

No one likes to see their flight delayed. When booking a flight from Chicago to San Diego consider choosing Japan Airlines (91%), Air Canada (89%) or United Airlines (86%) as they are the most reliable in getting you off to your destination on time.