Using the online timetable is an easy way to look at all the direct flights Chicago — San Antonio
79 flights in a week
Departure and arrival times are local (Chicago and San Antonio)
| Departure | Arrival | Flight days | Flight | Airlines | Flight time | Airports | |
|---|---|---|---|---|---|---|---|
| 07:45 | 10:40 | tue, fri, sun | WN424 | Southwest Airlines | 2h 55m | Chicago Midway International Airport — San Antonio International Airport | Select dates |
| 07:55 | 10:55 | mon, thu, fri, sat, sun | WN424 | Southwest Airlines | 3h 0m | Chicago Midway International Airport — San Antonio International Airport | Select dates |
| 08:10 | 11:10 | wed, thu | WN3776 | Southwest Airlines | 3h 0m | Chicago Midway International Airport — San Antonio International Airport | Select dates |
| 08:25 | 11:25 | mon, tue | WN3965 | Southwest Airlines | 3h 0m | Chicago Midway International Airport — San Antonio International Airport | Select dates |
| 09:00 | 12:14 | daily | UA490 | United Airlines | 3h 14m | O'Hare International Airport — San Antonio International Airport | Select dates |
| 09:45 | 13:04 | thu, fri, sun | AA4704 | American Eagle | 3h 19m | O'Hare International Airport — San Antonio International Airport | Select dates |
| 09:48 | 13:07 | thu | AA4704 | American Eagle | 3h 19m | O'Hare International Airport — San Antonio International Airport | Select dates |
| 13:03 | 16:20 | mon, wed, fri, sun | UA5444 | United Airlines | 3h 17m | O'Hare International Airport — San Antonio International Airport | Select dates |
| 14:00 | 16:31 | mon | 5X2782 | UPS | 2h 31m | Chicago Rockford International Airport — San Antonio International Airport | Select dates |
| 14:00 | 16:37 | mon | 5X2782 | UPS | 2h 37m | Chicago Rockford International Airport — San Antonio International Airport | Select dates |
| 14:26 | 17:40 | mon, sat, sun | AA857 | American Eagle | 3h 14m | O'Hare International Airport — San Antonio International Airport | Select dates |
| 14:31 | 17:38 | mon, fri, sat | AA857 | American Eagle | 3h 7m | O'Hare International Airport — San Antonio International Airport | Select dates |
| 14:40 | 16:55 | mon | 5X2782 | UPS | 2h 15m | Chicago Rockford International Airport — San Antonio International Airport | Select dates |
| 14:40 | 17:11 | mon, tue, wed, thu, sun | 5X5758 | UPS | 2h 31m | Chicago Rockford International Airport — San Antonio International Airport | Select dates |
| 14:40 | 17:09 | tue, wed, thu | 5X5758 | UPS | 2h 29m | Chicago Rockford International Airport — San Antonio International Airport | Select dates |
| 14:50 | 17:51 | thu, fri, sun | AA857 | American Eagle | 3h 1m | O'Hare International Airport — San Antonio International Airport | Select dates |
| 15:35 | 18:44 | wed | UA1015 | United Airlines | 3h 9m | O'Hare International Airport — San Antonio International Airport | Select dates |
| 16:55 | 19:50 | mon, tue, wed, thu | WN424 | Southwest Airlines | 2h 55m | Chicago Midway International Airport — San Antonio International Airport | Select dates |
| 18:35 | 21:49 | mon, tue, fri, sun | AA1275 | American Eagle | 3h 14m | O'Hare International Airport — San Antonio International Airport | Select dates |
| 18:45 | 21:57 | wed | AA1275 | American Eagle | 3h 12m | O'Hare International Airport — San Antonio International Airport | Select dates |
| 18:45 | 22:00 | mon, wed, thu, sun | AA1275 | American Eagle | 3h 15m | O'Hare International Airport — San Antonio International Airport | Select dates |
| 19:30 | 22:40 | fri | AA1275 | American Eagle | 3h 10m | O'Hare International Airport — San Antonio International Airport | Select dates |
| 19:41 | 22:54 | mon | UA1655 | United Airlines | 3h 13m | O'Hare International Airport — San Antonio International Airport | Select dates |
| 19:50 | 22:55 | mon, wed, thu, fri, sun | UA654 | United Airlines | 3h 5m | O'Hare International Airport — San Antonio International Airport | Select dates |
| 19:57 | 23:01 | sat | UA654 | United Airlines | 3h 4m | O'Hare International Airport — San Antonio International Airport | Select dates |
| 20:30 | 23:37 | sat | AA1275 | American Eagle | 3h 7m | O'Hare International Airport — San Antonio International Airport | Select dates |
| 20:30 | 23:41 | sat | AA1275 | American Eagle | 3h 11m | O'Hare International Airport — San Antonio International Airport | Select dates |
| 20:40 | 23:59 | mon | AA4367 | American Eagle | 3h 19m | O'Hare International Airport — San Antonio International Airport | Select dates |
| 21:30 | 00:25 | thu, sun | WN3776 | Southwest Airlines | 2h 55m | Chicago Midway International Airport — San Antonio International Airport | Select dates |
| 22:25 | 01:20 | mon, tue, fri, sun | WN3776 | Southwest Airlines | 2h 55m | Chicago Midway International Airport — San Antonio International Airport | Select dates |
| 22:50 | 01:45 | sat | WN3776 | Southwest Airlines | 2h 55m | Chicago Midway International Airport — San Antonio International Airport | Select dates |