Cheap flights from San Antonio to Chicago from £51
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How much do flights to Chicago cost?
Key info about flying to Chicago
Depart from
Arrive to
Average flights per week
Flight distance
Worth visiting
Weekly direct flights
Discover the top airlines offering direct flights from San Antonio to Chicago in the next month. You’ll find the number of daily direct flights per airline in the chart.
| Airline | Mon 10.11 | Tue 11.11 | Wed 12.11 | Thu 13.11 | Fri 14.11 | Sat 15.11 | Sun 16.11 |
|---|---|---|---|---|---|---|---|
| 2 | 3 | 3 | --- | 3 | 2 | 3 | |
| Weekly flights: 16 total | Daily flights: 2.29 average | Most flights: Tuesday 3 flights |
| Airline | Mon 17.11 | Tue 18.11 | Wed 19.11 | Thu 20.11 | Fri 21.11 | Sat 22.11 | Sun 23.11 |
|---|---|---|---|---|---|---|---|
| 3 | 3 | 1 | 3 | 1 | 1 | 3 | |
| Weekly flights: 15 total | Daily flights: 2.14 average | Most flights: Monday 3 flights |
| Airline | Mon 24.11 | Tue 25.11 | Wed 26.11 | Thu 27.11 | Fri 28.11 | Sat 29.11 | Sun 30.11 |
|---|---|---|---|---|---|---|---|
| 2 | 3 | 3 | 1 | 3 | 2 | 3 | |
| Weekly flights: 17 total | Daily flights: 2.43 average | Most flights: Tuesday 3 flights |
| Airline | Mon 01.12 | Tue 02.12 | Wed 03.12 | Thu 04.12 | Fri 05.12 | Sat 06.12 | Sun 07.12 |
|---|---|---|---|---|---|---|---|
| 3 | 3 | 3 | 3 | 3 | 3 | 3 | |
| Weekly flights: 21 total | Daily flights: 3 average | Most flights: Monday 3 flights |
Check-in for a flight from San Antonio to Chicago
| Name | Carrier code | IATA Code | Passport needed during booking |
|---|---|---|---|
| Frontier Airlines | FFT | F9 | No |
| Spirit Airlines | NKS | NK | No |
| United Airlines | UAL | UA | No |
| Allegiant Air | AAY | G4 | No |
| VivaAerobus | VIV | VB | 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 | -1°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 | 26°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
Book your trip to arrive at O Hare International, Chicago Midway International, or Chicago Rockford International. The distance between San Antonio and Chicago is 1679 km. The most popular airlines for this route are Frontier Airlines, Spirit Airlines, United Airlines, Allegiant Air, and VivaAerobus. San Antonio and Chicago have 273 direct flights per week.
Frequently asked questions
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