Cheap flights from Chicago to San Diego from £66
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How much do flights to San Diego cost?
Key info about flying to San Diego
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 chart.
| Airline | Mon 29.09 | Tue 30.09 | Wed 01.10 | Thu 02.10 | Fri 03.10 | Sat 04.10 | Sun 05.10 |
|---|---|---|---|---|---|---|---|
| 5 | 5 | 5 | 4 | 5 | 5 | 5 | |
| --- | --- | --- | --- | --- | 2 | 2 | |
| --- | --- | --- | --- | 4 | 2 | 2 | |
| Weekly flights: 46 total | Daily flights: 6.57 average | Most flights: Monday 5 flights |
| Airline | Mon 06.10 | Tue 07.10 | Wed 08.10 | Thu 09.10 | Fri 10.10 | Sat 11.10 | Sun 12.10 |
|---|---|---|---|---|---|---|---|
| 5 | 5 | 5 | 5 | 5 | 5 | 5 | |
| 3 | 3 | 3 | 3 | 3 | 2 | 3 | |
| --- | --- | --- | --- | --- | --- | --- | |
| Weekly flights: 55 total | Daily flights: 7.86 average | Most flights: Monday 5 flights |
| Airline | Mon 13.10 | Tue 14.10 | Wed 15.10 | Thu 16.10 | Fri 17.10 | Sat 18.10 | Sun 19.10 |
|---|---|---|---|---|---|---|---|
| 5 | 5 | 5 | 4 | 5 | 5 | 5 | |
| 3 | 3 | 3 | 3 | 3 | 2 | 1 | |
| --- | --- | --- | --- | --- | --- | 2 | |
| Weekly flights: 54 total | Daily flights: 7.71 average | Most flights: Monday 5 flights |
| Airline | Mon 20.10 | Tue 21.10 | Wed 22.10 | Thu 23.10 | Fri 24.10 | Sat 25.10 | Sun 26.10 |
|---|---|---|---|---|---|---|---|
| 5 | 5 | 5 | 5 | 5 | 5 | 6 | |
| 3 | 3 | 3 | 3 | 3 | 2 | 3 | |
| --- | --- | --- | --- | 3 | 2 | 3 | |
| Weekly flights: 64 total | Daily flights: 9.14 average | Most flights: Sunday 6 flights |
Check-in for a flight from Chicago to San Diego
| Name | Carrier code | IATA Code | Passport needed during booking |
|---|---|---|---|
| United Airlines | UAL | UA | No |
| Hawaiian Airlines | HAL | HA | No |
| Frontier Airlines | FFT | F9 | No |
| Alaska Airlines | ASA | AS | No |
| Volaris | VOI | Y4 | No |
Online check-in is not available for these airlines.
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
San Diego travel tips
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.
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).
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.
Frequently asked questions
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