Cheap flights from Chicago to San Diego

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Travelers usually depart from O Hare International, Chicago Midway International, Chicago Rockford International, Chicago Union Station, or Chicago Downtown Greyhound Station when they travel from Chicago to San Diego. Book your trip to arrive at San Diego International, San Diego, CA Bus Station, San Diego, CA - Old Town, San Diego, CA - Santa Fe, or San Diego-La Jolla. The distance between Chicago and San Diego is 2771 km. The most popular airlines for this route are WN, United Airlines, Frontier Airlines, American Airlines, and Spirit Airlines. Chicago and San Diego have 353 direct flights per week.

Weekly flights

MondaysTuesdaysWednesdaysThursdaysFridaysSaturdaysSundays
Number of flights77597365-3643

Fly direct with

American Airlines on Mondays, Tuesdays, Wednesdays, Thursdays, Fridays, Saturdays, and Sundays.

United Airlines on Mondays, Tuesdays, Wednesdays, Thursdays, Fridays, Saturdays, and Sundays.

WN on Mondays, Tuesdays, Wednesdays, Thursdays, Fridays, Saturdays, and Sundays.

Check-in for a flight from Chicago to San Diego

NameCarrier codeIATA CodePassport needed during bookingAirport check-in closesOnline check-in available
WNSWAWNNoUnknownNo
United AirlinesUALUAYesUnknownNo
Frontier AirlinesFFTF9NoUnknownNo
American AirlinesAALAAYesUnknownNo
Spirit AirlinesNKSNKNo10 min before flightNo

Frequently asked questions

How long does it take to travel from Chicago to San Diego?

A one-way nonstop (direct) flight between Chicago and San Diego takes around 4.5 hours.

What is the flight distance between Chicago and San Diego?

The flight distance between Chicago and San Diego is 2771 km.

What airlines offer nonstop (direct) flights between Chicago and San Diego?

Several carriers operate flights between Chicago and San Diego. Airlines offering nonstop (direct) flights include United Airlines, American Airlines, WN.

What are the most popular routes to and from Chicago?

Travelers frequently search for route combinations, such as Chicago and Orlando Sanford International, Denver International, Hartsfield–Jackson Atlanta International, Dallas/Fort Worth International, George Bush Intercontinental, San Antonio International, Sarasota–Bradenton International, Savannah/Hilton Head International, McGhee Tyson, Oakland International, Asheville Regional.

What are the most popular routes to and from San Diego?

Travelers frequently search for route combinations, such as San Diego and McCarran International, Los Angeles International, LaGuardia, Phoenix Sky Harbor International, Denver International, Logan International, Nashville International, Detroit Metropolitan, John Wayne, Ontario International, Colorado Springs.

Which airports are there in Chicago?

Chicago is mainly served by O Hare International. But there are other airports nearby, including Chicago Midway International, Chicago Rockford International.

What airports are near Chicago?

The main airport in Chicago is O Hare International. It is also served by General Mitchell International, Gerald R. Ford International, Dane County Regional, Fort Wayne International, South Bend International, Quad City International, General Wayne A. Downing Peoria International, Central Illinois Regional, Decatur, Kalamazoo/Battle Creek International.

What airports are near San Diego?

The main airport in San Diego is San Diego International. It is also served by Los Angeles International, Tijuana International, Ontario International, John Wayne, Mexicali International, Hollywood Burbank, Palm Springs International, Long Beach, Imperial County, Cable.

What buses and trains depart from Chicago?

A number of bus and train companies depart from Chicago, including Greyhound.

Is it possible to combine flights, buses, and trains in one itinerary when traveling between Chicago and San Diego?

What is Virtual Interlining and how do I use it?

Which airlines fly between Chicago and San Diego?

When's the best time to travel between Chicago and San Diego?

What flights operate between Chicago and San Diego?

How many airports are there near Chicago?

How many airports are there near San Diego?

Is it possible to reach Chicago by bus or train?

What time do nonstop (direct) flights between Chicago and San Diego depart?

What time do nonstop (direct) flights between Chicago and San Diego arrive?

What time do flights between Chicago and San Diego depart?

What time do flights between Chicago and San Diego arrive?

Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any A and any B in the world by plane, train, and bus. Find the cheapest routes and best deals for you, as well as the best dates on which to travel.

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