Cheap flights from San Antonio to Chicago from $279
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Prices updated:
Not happy with the results? Try some of our useful filters
Search by stops
Search by carrier
Search by price
Search by departure date
How much do flights to Chicago cost?
Cheapest one-way trip | $279 |
|---|---|
Cheapest nonstop round-trip | $418 |
Cheapest round-trip | $452 |
Average round-trip | $464 |
Nonstop flights in June | $202 – $1,680 |
Key info about flying to Chicago
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 | Sun 22.06 | Mon 23.06 | Tue 24.06 | Wed 25.06 | Thu 26.06 | Fri 27.06 | Sat 28.06 |
|---|---|---|---|---|---|---|---|
| 3 | 3 | 3 | 3 | 3 | 3 | 3 | |
| 3 | 3 | 2 | 2 | 3 | 3 | 2 | |
| Weekly flights: 39 total | Daily flights: 5.57 average | Most flights: Sunday 3 flights |
| Airline | Sun 29.06 | Mon 30.06 | Tue 01.07 | Wed 02.07 | Thu 03.07 | Fri 04.07 | Sat 05.07 |
|---|---|---|---|---|---|---|---|
| 3 | 3 | 2 | 2 | 3 | 2 | 2 | |
| 3 | 3 | 2 | 1 | 3 | 2 | 2 | |
| Weekly flights: 33 total | Daily flights: 4.71 average | Most flights: Sunday 3 flights |
| Airline | Sun 06.07 | Mon 07.07 | Tue 08.07 | Wed 09.07 | Thu 10.07 | Fri 11.07 | Sat 12.07 |
|---|---|---|---|---|---|---|---|
| 3 | 3 | 3 | 3 | 3 | 3 | 3 | |
| 3 | 3 | 2 | 2 | 3 | 3 | 2 | |
| Weekly flights: 39 total | Daily flights: 5.57 average | Most flights: Sunday 3 flights |
| Airline | Sun 13.07 | Mon 14.07 | Tue 15.07 | Wed 16.07 | Thu 17.07 | Fri 18.07 | Sat 19.07 |
|---|---|---|---|---|---|---|---|
| 3 | 3 | 3 | 3 | 3 | 3 | 3 | |
| 3 | 3 | 2 | 2 | 3 | 3 | 2 | |
| Weekly flights: 39 total | Daily flights: 5.57 average | Most flights: Sunday 3 flights |
Check-in for a flight from San Antonio to Chicago
| Name | Carrier code | IATA Code | Passport needed during booking |
|---|---|---|---|
| American Airlines | AAL | AA | No |
| United Airlines | UAL | UA | No |
| Alaska Airlines | ASA | AS | No |
| Hawaiian Airlines | HAL | HA | 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 | 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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