Cheap flights from Chicago, IL to San Diego, CA
Flights starting at £74. Choose between United Airlines, Alaska Airlines, or Spirit Airlines to find the best price.
Kiwi-Code uncovers prices airlines don't want you to see.
Use our flexible filters to tailor your search.
Look out for the travel hack star icon for even cheaper fares.
Tips to know when travelling to San Diego
Search by stops
- Nonstop
- Up to 1 stop
- Up to 2 stops
Search by carrier
Search by price
Search by departure date
By subscribing you agree to receive offers according to the conditions described in our Privacy Policy.
Weekly direct flights
Discover the top airlines offering direct flights from Chicago to San Diego in the next month. You’ll find the number of daily direct flights per airline in the table.
Weekly direct flights for Mon 03.06 - Sun 09.06
Airline | Mon 03.06 | Tue 04.06 | Wed 05.06 | Thu 06.06 | Fri 07.06 | Sat 08.06 | Sun 09.06 |
---|---|---|---|---|---|---|---|
5 | 5 | 5 | 5 | --- | 6 | --- | |
2 | 1 | --- | --- | --- | --- | --- | |
--- | --- | --- | --- | --- | --- | --- |
Weekly direct flights for Mon 10.06 - Sun 16.06
Airline | Mon 10.06 | Tue 11.06 | Wed 12.06 | Thu 13.06 | Fri 14.06 | Sat 15.06 | Sun 16.06 |
---|---|---|---|---|---|---|---|
--- | 7 | 7 | 3 | 5 | 6 | 5 | |
--- | --- | --- | --- | 4 | 3 | 3 | |
--- | --- | --- | --- | --- | --- | --- |
Weekly direct flights for Mon 17.06 - Sun 23.06
Airline | Mon 17.06 | Tue 18.06 | Wed 19.06 | Thu 20.06 | Fri 21.06 | Sat 22.06 | Sun 23.06 |
---|---|---|---|---|---|---|---|
5 | 5 | 5 | 5 | 6 | 5 | 5 | |
4 | 3 | 4 | 4 | 4 | 4 | 4 | |
--- | --- | --- | --- | --- | --- | --- |
Weekly direct flights for Mon 24.06 - Sun 30.06
Airline | Mon 24.06 | Tue 25.06 | Wed 26.06 | Thu 27.06 | Fri 28.06 | Sat 29.06 | Sun 30.06 |
---|---|---|---|---|---|---|---|
4 | 5 | 4 | 6 | 6 | 5 | 6 | |
2 | 4 | 4 | 1 | --- | 4 | 4 | |
--- | --- | --- | --- | --- | --- | --- |
Check-in for a flight from Chicago to San Diego
Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
---|---|---|---|---|
United Airlines | UAL | UA | Yes | No |
Alaska Airlines | ASA | AS | No | Opens 24 days before flight Closes 1 hours before flight |
Spirit Airlines | NKS | NK | No | Opens 24 days before flight Closes 1 hours before flight |
San Diego travel tips
1) Is there a place to discover history in San Diego? | Old Town San Diego State Historic Park takes tourists back to the middle of the 19th century. Restored historical buildings are scattered throughout the park, including several original buildings that have survived to this day. Walking through this park, you can see what life was like in this sunny city in the 19th century. You can pet donkeys, watch a blacksmith working, and feel how American and Mexican cultures mix in San Diego. |
---|---|
2) Go on a whale-watching boat trip in San Diego | California gray whales can live for over 70 years and grow up to 15 meters. They migrate from Alaska to Mexico between December and April, and you can get incredible emotions when seeing them up very close. The tours are offered on the promenade in San Diego and are quite affordable (from $35). |
3) Enjoy Shakespeare plays at the San Diego historic theatre | The Old Globe is an atmospheric theatre in Balboa Park, opened in 1936. The theatre is a copy of the London Globe Theatre, where William Shakespeare staged his works. The Old Globe is one of the leading theatres in California and in the United States. On its stage, you can see the classic plays of Shakespeare, legendary musicals, and performances based on original and adapted scripts. |
Weather in San Diego
Average Weather
Month | Average monthly max temperature | Average monthly min temperature |
January | 18°C | 10°C |
February | 17°C | 10°C |
March | 18°C | 11°C |
April | 19°C | 12°C |
May | 20°C | 14°C |
June | 22°C | 16°C |
July | 24°C | 18°C |
August | 25°C | 19°C |
September | 25°C | 19°C |
October | 23°C | 16°C |
November | 21°C | 13°C |
December | 17°C | 11°C |
14 day forecast
Frequently asked questions
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.
Explore alternative trips
Flights from Chicago
- Flights from Chicago to London
- Flights from Chicago to Manchester
- Flights from Chicago to Athens
- Flights from Chicago to Dublin
- Flights from Chicago to New York
- Flights from Chicago to Las Vegas
- Flights from Chicago to Vilnius
- Flights from Chicago to Los Angeles
- Flights from Chicago to Denver
- Flights from Chicago to Orlando
- Flights from Chicago to Minneapolis
- Flights from Chicago to Barcelona
- Flights from Chicago to Austin
- Flights from Chicago to Edinburgh
- Flights from Chicago to San Francisco
- Flights from Chicago to Paris
- Flights from Chicago to Nashville
- Flights from Chicago to Atlanta
- Flights from Chicago to Glasgow
- Flights from Chicago to Riga
Flights to San Diego
- Flights from London to San Diego
- Flights from Edmonton to San Diego
- Flights from Manchester to San Diego
- Flights from Las Vegas to San Diego
- Flights from Dublin to San Diego
- Flights from Reykjavik to San Diego
- Flights from Bellingham to San Diego
- Flights from New York to San Diego
- Flights from San Jose to San Diego
- Flights from Paris to San Diego
- Flights from San Francisco to San Diego
- Flights from Calgary to San Diego
- Flights from Raleigh to San Diego
- Flights from Tampa to San Diego
- Flights from Austin to San Diego
- Flights from Naples to San Diego
- Flights from Glasgow to San Diego
- Flights from Denver to San Diego
- Flights from Frankfurt to San Diego
- Flights from Taipei to San Diego
Popular routes
- Flights from London to Rome
- Flights from Varna to Dortmund
- Flights from Vadodara to Ahmedabad
- Flights from Valencia to Fuerteventura
- Flights from Yichang to Xi'an
- Flights from Xi'an to Zhangjiajie
- Flights from Jacksonville to Guatemala City
- Flights from Warsaw to Newquay
- Flights from Corfu to Lyon
- Flights from Columbus to Tampa
- Flights from Berlin to Santa Cruz de La Palma
- Flights from Toronto to Vancouver
Airports near Chicago
- O Hare International
- Chicago Midway International
- Gerald R. Ford International
- General Mitchell International
- Chicago Rockford International
- Dane County Regional
- South Bend International
- Fort Wayne International
- Quad City International
- General Wayne A. Downing Peoria International