Cheap flights from Santa Ana, CA to Chicago, IL
Flights starting at £121. Choose between United Airlines, Alaska Airlines, or Spirit Airlines to find the best price.
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How much do flights to Chicago cost?
Key info about flying to Chicago
Great deals from Santa Ana to Chicago
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Weekly direct flights
Discover the top airlines offering direct flights from Santa Ana to Chicago in the next month. You’ll find the number of daily direct flights per airline in the chart.
| Airline | Mon 02.12 | Tue 03.12 | Wed 04.12 | Thu 05.12 | Fri 06.12 | Sat 07.12 | Sun 08.12 |
|---|---|---|---|---|---|---|---|
| 3 | 3 | 3 | 3 | 3 | 3 | 2 | |
| 3 | 2 | 2 | 3 | 3 | 2 | 3 | |
| Weekly flights: 38 total | Daily flights: 5.43 average | Most flights: Monday 3 flights |
| Airline | Mon 09.12 | Tue 10.12 | Wed 11.12 | Thu 12.12 | Fri 13.12 | Sat 14.12 | Sun 15.12 |
|---|---|---|---|---|---|---|---|
| 3 | 3 | 3 | 3 | 3 | 3 | 2 | |
| 2 | 2 | 2 | 3 | 3 | 2 | 3 | |
| Weekly flights: 37 total | Daily flights: 5.29 average | Most flights: Monday 3 flights |
| Airline | Mon 16.12 | Tue 17.12 | Wed 18.12 | Thu 19.12 | Fri 20.12 | Sat 21.12 | Sun 22.12 |
|---|---|---|---|---|---|---|---|
| 3 | 3 | 3 | 3 | 3 | 3 | 2 | |
| 2 | 2 | 2 | 3 | 3 | 2 | 3 | |
| Weekly flights: 37 total | Daily flights: 5.29 average | Most flights: Monday 3 flights |
| Airline | Mon 23.12 | Tue 24.12 | Wed 25.12 | Thu 26.12 | Fri 27.12 | Sat 28.12 | Sun 29.12 |
|---|---|---|---|---|---|---|---|
| 3 | 3 | 3 | 3 | 3 | 3 | 2 | |
| 3 | 3 | 3 | 3 | 3 | 2 | 3 | |
| Weekly flights: 40 total | Daily flights: 5.71 average | Most flights: Monday 3 flights |
Check-in for a flight from Santa Ana to Chicago
| Name | Carrier code | IATA Code | Passport needed during booking |
|---|---|---|---|
| United Airlines | UAL | UA | Yes |
| Alaska Airlines | ASA | AS | No |
| Spirit Airlines | NKS | NK | No |
Online check-in is not available for these airlines.
Weather in Chicago
Average Weather
| Month | Average monthly max temperature | Average monthly min temperature |
| January | 0°C | -6°C |
| February | 0°C | -5°C |
| March | 6°C | 0°C |
| April | 11°C | 4°C |
| May | 17°C | 10°C |
| June | 22°C | 16°C |
| July | 25°C | 20°C |
| August | 25°C | 19°C |
| September | 22°C | 16°C |
| October | 15°C | 10°C |
| November | 8°C | 3°C |
| December | 2°C | -1°C |
14 day forecast
Frequently asked questions
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