Using the online timetable is an easy way to look at all the direct flights Chicago — Houston
126 flights in a week
Departure and arrival times are local (Chicago and Houston)
| Departure | Arrival | Flight days | Flight | Airlines | Flight time | Airports | |
|---|---|---|---|---|---|---|---|
| 03:16 | 05:33 | tue, wed, thu, fri | 5X778 | UPS | 2h 17m | Chicago Rockford International Airport — George Bush Intercontinental Airport | Select dates |
| 05:37 | 08:38 | sat | UA537 | United Express | 3h 1m | O'Hare International Airport — George Bush Intercontinental Airport | Select dates |
| 05:40 | 08:41 | mon, tue, thu, fri, sun | UA537 | United Express | 3h 1m | O'Hare International Airport — George Bush Intercontinental Airport | Select dates |
| 05:55 | 08:50 | mon, thu, sun | WN2743 | Southwest Airlines | 2h 55m | Chicago Midway International Airport — William P. Hobby Airport | Select dates |
| 06:15 | 09:15 | tue, wed, thu, sun | WN2743 | Southwest Airlines | 3h 0m | Chicago Midway International Airport — William P. Hobby Airport | Select dates |
| 07:35 | 10:40 | mon, tue, fri, sat, sun | UA1416 | United Express | 3h 5m | O'Hare International Airport — George Bush Intercontinental Airport | Select dates |
| 08:15 | 11:36 | fri | F93135 | Frontier (Trixie the Fox Livery) | 3h 21m | O'Hare International Airport — George Bush Intercontinental Airport | Select dates |
| 08:20 | 11:20 | sat | WN2743 | Southwest Airlines | 3h 0m | Chicago Midway International Airport — William P. Hobby Airport | Select dates |
| 08:54 | 12:05 | daily | UA1633 | United Express | 3h 11m | O'Hare International Airport — George Bush Intercontinental Airport | Select dates |
| 08:55 | 11:50 | mon, tue, wed, thu, fri, sun | WN259 | Southwest Airlines | 2h 55m | Chicago Midway International Airport — William P. Hobby Airport | Select dates |
| 09:38 | 12:48 | tue, wed | AA4431 | American Eagle | 3h 10m | O'Hare International Airport — George Bush Intercontinental Airport | Select dates |
| 10:30 | 13:20 | thu, fri, sun | WN4050 | Southwest Airlines | 2h 50m | Chicago Midway International Airport — William P. Hobby Airport | Select dates |
| 10:35 | 13:40 | daily | UA2638 | United Express | 3h 5m | O'Hare International Airport — George Bush Intercontinental Airport | Select dates |
| 11:05 | 14:01 | sun | UA3910 | United Express | 2h 56m | O'Hare International Airport — George Bush Intercontinental Airport | Select dates |
| 11:15 | 14:05 | sat | WN4050 | Southwest Airlines | 2h 50m | Chicago Midway International Airport — William P. Hobby Airport | Select dates |
| 12:45 | 15:45 | wed | UA2657 | United Express | 3h 0m | O'Hare International Airport — George Bush Intercontinental Airport | Select dates |
| 13:00 | 15:24 | mon | 7L4881 | Silk Way West Airlines | 2h 24m | O'Hare International Airport — George Bush Intercontinental Airport | Select dates |
| 14:01 | 17:08 | sun | F93281 | Frontier (Trixie the Fox Livery) | 3h 7m | Chicago Midway International Airport — George Bush Intercontinental Airport | Select dates |
| 14:12 | 17:20 | mon, tue, wed, thu, fri, sun | UA1373 | United Express | 3h 8m | O'Hare International Airport — George Bush Intercontinental Airport | Select dates |
| 14:16 | 17:23 | mon, wed, fri | F93281 | Frontier (Trixie the Fox Livery) | 3h 7m | Chicago Midway International Airport — George Bush Intercontinental Airport | Select dates |
| 14:17 | 17:25 | sat | UA1373 | United Express | 3h 8m | O'Hare International Airport — George Bush Intercontinental Airport | Select dates |
| 14:18 | 17:18 | tue, wed | NK1157 | Spirit Airlines | 3h 0m | O'Hare International Airport — George Bush Intercontinental Airport | Select dates |
| 15:00 | 17:16 | mon | DL8922 | Delta Air Lines | 2h 16m | O'Hare International Airport — William P. Hobby Airport | Select dates |
| 15:22 | 18:22 | mon, tue, thu, fri, sat, sun | NK1157 | Spirit Airlines | 3h 0m | O'Hare International Airport — George Bush Intercontinental Airport | Select dates |
| 15:26 | 17:49 | tue, wed, thu, sun | 5X5774 | UPS | 2h 23m | Chicago Rockford International Airport — George Bush Intercontinental Airport | Select dates |
| 15:26 | 17:48 | wed | 5X5774 | UPS | 2h 22m | Chicago Rockford International Airport — George Bush Intercontinental Airport | Select dates |
| 15:52 | 18:59 | mon | F93281 | Frontier (Trixie the Fox Livery) | 3h 7m | Chicago Midway International Airport — George Bush Intercontinental Airport | Select dates |
| 16:10 | 19:00 | sun | WN762 | Southwest Airlines | 2h 50m | Chicago Midway International Airport — William P. Hobby Airport | Select dates |
| 16:19 | 19:41 | sun | F93135 | Frontier (Trixie the Fox Livery) | 3h 22m | O'Hare International Airport — George Bush Intercontinental Airport | Select dates |
| 16:25 | 19:15 | sat | WN762 | Southwest Airlines | 2h 50m | Chicago Midway International Airport — William P. Hobby Airport | Select dates |
| 16:50 | 19:57 | wed, thu, fri | UA2053 | United Express | 3h 7m | O'Hare International Airport — George Bush Intercontinental Airport | Select dates |
| 16:50 | 19:16 | fri | QR8162 | Qatar Airways | 2h 26m | O'Hare International Airport — George Bush Intercontinental Airport | Select dates |
| 17:15 | 20:00 | mon, tue, wed, thu | WN874 | Southwest Airlines | 2h 45m | Chicago Midway International Airport — William P. Hobby Airport | Select dates |
| 18:20 | 21:28 | daily | UA303 | United Express | 3h 8m | O'Hare International Airport — George Bush Intercontinental Airport | Select dates |
| 19:35 | 22:25 | sat | WN4807 | Southwest Airlines | 2h 50m | Chicago Midway International Airport — William P. Hobby Airport | Select dates |
| 19:40 | 22:42 | wed | AA3579 | American Eagle | 3h 2m | O'Hare International Airport — George Bush Intercontinental Airport | Select dates |
| 19:50 | 22:58 | mon, tue, wed, thu, fri, sun | UA2426 | United Express | 3h 8m | O'Hare International Airport — George Bush Intercontinental Airport | Select dates |
| 19:55 | 22:40 | mon, tue, fri, sun | WN4807 | Southwest Airlines | 2h 45m | Chicago Midway International Airport — William P. Hobby Airport | Select dates |
| 20:30 | 23:15 | fri | WN4807 | Southwest Airlines | 2h 45m | Chicago Midway International Airport — William P. Hobby Airport | Select dates |
| 21:05 | 00:12 | mon, thu, fri, sat, sun | UA2665 | United Express | 3h 7m | O'Hare International Airport — George Bush Intercontinental Airport | Select dates |
| 21:55 | 00:35 | tue, thu, sun | WN874 | Southwest Airlines | 2h 40m | Chicago Midway International Airport — William P. Hobby Airport | Select dates |
| 22:15 | 01:00 | mon, tue, fri, sat, sun | WN874 | Southwest Airlines | 2h 45m | Chicago Midway International Airport — William P. Hobby Airport | Select dates |
| 22:35 | 01:20 | sat, sun | WN874 | Southwest Airlines | 2h 45m | Chicago Midway International Airport — William P. Hobby Airport | Select dates |
| 23:25 | 02:15 | fri | QR8168 | Qatar Airways | 2h 50m | O'Hare International Airport — George Bush Intercontinental Airport | Select dates |