Cheap flights from Chicago, IL to San Antonio, TX
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Tips to know when travelling to San Antonio
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Weekly direct flights
Discover the top airlines offering direct flights from Chicago to San Antonio in the next month. You’ll find the number of daily direct flights per airline in the table.
Weekly direct flights for Mon 08.04 - Sun 14.04
| Airline | Mon 08.04 | Tue 09.04 | Wed 10.04 | Thu 11.04 | Fri 12.04 | Sat 13.04 | Sun 14.04 |
|---|---|---|---|---|---|---|---|
| 2 | 2 | 2 | 2 | 2 | 2 | 2 |
Weekly direct flights for Mon 15.04 - Sun 21.04
| Airline | Mon 15.04 | Tue 16.04 | Wed 17.04 | Thu 18.04 | Fri 19.04 | Sat 20.04 | Sun 21.04 |
|---|---|---|---|---|---|---|---|
| 2 | 2 | 2 | 2 | 2 | 2 | 2 |
Weekly direct flights for Mon 22.04 - Sun 28.04
| Airline | Mon 22.04 | Tue 23.04 | Wed 24.04 | Thu 25.04 | Fri 26.04 | Sat 27.04 | Sun 28.04 |
|---|---|---|---|---|---|---|---|
| 2 | 2 | 2 | 2 | 2 | 2 | 2 |
Weekly direct flights for Mon 29.04 - Sun 05.05
| Airline | Mon 29.04 | Tue 30.04 | Wed 01.05 | Thu 02.05 | Fri 03.05 | Sat 04.05 | Sun 05.05 |
|---|---|---|---|---|---|---|---|
| 2 | 2 | 2 | 3 | 2 | 3 | 3 |
Check-in for a flight from Chicago to San Antonio
| Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
|---|---|---|---|---|
| United Airlines | UAL | UA | Yes | No |
| Spirit Airlines | NKS | NK | No | Opens 24 days before flight Closes 1 hours before flight |
| Frontier Airlines | FFT | F9 | No | Opens 24 days before flight Closes 1 hours before flight |
| Volaris | VOI | Y4 | No | Opens 24 days before flight Closes 1 hours before flight |
| VivaAerobus | VIV | VB | No | Opens 72 days before flight Closes 4 hours before flight |
San Antonio travel tips
1) Most San Antonio residents speak Spanish | The official language in San Antonio is English, of course, but many locals speak Spanish because the proportion of Hispanics in this city is more than 60%. San Antonio is one of the most multicultural cities in the United States. |
|---|---|
2) See the historic buildings that make up the San Antonio Missions National Historical Park | Missions of San Jose, San Juan, Espada, and Concepcion are Spanish border missions that made up the colonial system from the 17th to the 19th century. These cultural objects are well preserved to this day and are part of the single San Antonio Missions National Historical Park, which occupies 330 hectares. |
3) Travelling by train? Pay attention to the San Antonio train station | The San Antonio train station is the landmark of this city. Daniel J. Patterson designed the station. The construction of the station was completed in 1902. In 1975, the station was listed on the San Antonio Register of Historic Places. Now there is an entertainment complex. The station has two steam locomotives that previously belonged to the South Pacific Railway. |
Weather in San Antonio
Average Weather
| Month | Average monthly max temperature | Average monthly min temperature |
| January | 17°C | 7°C |
| February | 19°C | 9°C |
| March | 23°C | 12°C |
| April | 27°C | 16°C |
| May | 30°C | 19°C |
| June | 34°C | 23°C |
| July | 35°C | 24°C |
| August | 36°C | 25°C |
| September | 32°C | 22°C |
| October | 28°C | 17°C |
| November | 21°C | 12°C |
| December | 18°C | 9°C |
14 day forecast
Frequently asked questions
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Airports near Chicago
- O Hare International
- Chicago Midway International
- General Mitchell International
- Gerald R. Ford International
- Dane County Regional
- General Wayne A. Downing Peoria International
- Chicago Rockford International
- Fort Wayne International
- South Bend International
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