Using the online timetable is an easy way to look at all the direct flights Washington — Houston
170 flights in a week
Departure and arrival times are local (Washington and Houston)
| Departure | Arrival | Flight days | Flight | Airlines | Flight time | Airports | |
|---|---|---|---|---|---|---|---|
| 05:57 | 08:35 | sun | UA1688 | United Airlines | 3h 38m | Washington Dulles International Airport — George Bush Intercontinental Airport | Select dates |
| 06:00 | 08:31 | daily | UA583 | United Airlines | 3h 31m | Ronald Reagan National Airport — George Bush Intercontinental Airport | Select dates |
| 06:00 | 08:33 | mon, tue, wed, fri, sat, sun | UA1962 | United Airlines | 3h 33m | Ronald Reagan National Airport — George Bush Intercontinental Airport | Select dates |
| 06:00 | 08:41 | daily | UA1962 | United Airlines | 3h 41m | Ronald Reagan National Airport — George Bush Intercontinental Airport | Select dates |
| 06:00 | 08:38 | mon | UA1688 | United Airlines | 3h 38m | Washington Dulles International Airport — George Bush Intercontinental Airport | Select dates |
| 06:00 | 08:40 | sun | UA1962 | United Airlines | 3h 40m | Ronald Reagan National Airport — George Bush Intercontinental Airport | Select dates |
| 06:00 | 08:32 | sun | UA1962 | United Airlines | 3h 32m | Ronald Reagan National Airport — George Bush Intercontinental Airport | Select dates |
| 06:00 | 08:20 | tue, thu | WN2101 | Southwest Airlines | 3h 20m | Ronald Reagan National Airport — William P. Hobby Airport | Select dates |
| 06:05 | 08:40 | mon, thu, fri, sat | WN3539 | Southwest Airlines | 3h 35m | Ronald Reagan National Airport — William P. Hobby Airport | Select dates |
| 06:07 | 08:45 | tue, wed, thu, fri, sat | UA1688 | United Airlines | 3h 38m | Washington Dulles International Airport — George Bush Intercontinental Airport | Select dates |
| 06:10 | 08:45 | tue, wed | WN2719 | Southwest Airlines | 3h 35m | Ronald Reagan National Airport — William P. Hobby Airport | Select dates |
| 06:25 | 08:47 | daily | UA1688 | United Airlines | 3h 22m | Washington Dulles International Airport — George Bush Intercontinental Airport | Select dates |
| 06:30 | 08:50 | sat | WN2101 | Southwest Airlines | 3h 20m | Ronald Reagan National Airport — William P. Hobby Airport | Select dates |
| 07:55 | 10:36 | daily | UA697 | United Airlines | 3h 41m | Ronald Reagan National Airport — George Bush Intercontinental Airport | Select dates |
| 07:55 | 10:38 | mon, fri, sun | UA697 | United Airlines | 3h 43m | Ronald Reagan National Airport — George Bush Intercontinental Airport | Select dates |
| 08:00 | 10:25 | sat | UA3924 | United Airlines | 3h 25m | Washington Dulles International Airport — George Bush Intercontinental Airport | Select dates |
| 08:15 | 10:47 | mon, thu, sat, sun | UA697 | United Airlines | 3h 32m | Ronald Reagan National Airport — George Bush Intercontinental Airport | Select dates |
| 08:20 | 11:00 | wed | UA697 | United Airlines | 3h 40m | Ronald Reagan National Airport — George Bush Intercontinental Airport | Select dates |
| 08:20 | 10:47 | thu, fri | UA2058 | United Airlines | 3h 27m | Washington Dulles International Airport — George Bush Intercontinental Airport | Select dates |
| 08:21 | 10:46 | daily | UA2058 | United Airlines | 3h 25m | Washington Dulles International Airport — George Bush Intercontinental Airport | Select dates |
| 08:25 | 11:01 | sat | UA2058 | United Airlines | 3h 36m | Washington Dulles International Airport — George Bush Intercontinental Airport | Select dates |
| 09:00 | 11:45 | sun | WN2719 | Southwest Airlines | 3h 45m | Ronald Reagan National Airport — William P. Hobby Airport | Select dates |
| 09:10 | 11:40 | sun | WN2101 | Southwest Airlines | 3h 30m | Ronald Reagan National Airport — William P. Hobby Airport | Select dates |
| 10:50 | 13:33 | mon, sun | UA1798 | United Airlines | 3h 43m | Ronald Reagan National Airport — George Bush Intercontinental Airport | Select dates |
| 11:00 | 13:31 | daily | UA265 | United Airlines | 3h 31m | Ronald Reagan National Airport — George Bush Intercontinental Airport | Select dates |
| 11:00 | 13:28 | sat | UA265 | United Airlines | 3h 28m | Ronald Reagan National Airport — George Bush Intercontinental Airport | Select dates |
| 12:35 | 15:11 | fri, sun | UA1193 | United Airlines | 3h 36m | Washington Dulles International Airport — George Bush Intercontinental Airport | Select dates |
| 12:38 | 15:14 | mon, wed, fri, sat | UA1193 | United Airlines | 3h 36m | Washington Dulles International Airport — George Bush Intercontinental Airport | Select dates |
| 12:42 | 15:07 | tue, wed, sat, sun | UA1193 | United Airlines | 3h 25m | Washington Dulles International Airport — George Bush Intercontinental Airport | Select dates |
| 12:43 | 15:17 | wed | UA1369 | United Airlines | 3h 34m | Ronald Reagan National Airport — George Bush Intercontinental Airport | Select dates |
| 12:45 | 15:23 | mon, tue, wed, thu, fri, sun | UA1369 | United Airlines | 3h 38m | Ronald Reagan National Airport — George Bush Intercontinental Airport | Select dates |
| 12:51 | 15:32 | wed | UA1369 | United Airlines | 3h 41m | Ronald Reagan National Airport — George Bush Intercontinental Airport | Select dates |
| 12:52 | 15:24 | mon, tue, wed | UA1193 | United Airlines | 3h 32m | Washington Dulles International Airport — George Bush Intercontinental Airport | Select dates |
| 12:54 | 15:28 | tue, sat, sun | UA1369 | United Airlines | 3h 34m | Ronald Reagan National Airport — George Bush Intercontinental Airport | Select dates |
| 12:55 | 15:13 | daily | UA1352 | United Airlines | 3h 18m | Ronald Reagan National Airport — George Bush Intercontinental Airport | Select dates |
| 12:55 | 15:32 | tue, wed, thu, fri, sat | UA1193 | United Airlines | 3h 37m | Washington Dulles International Airport — George Bush Intercontinental Airport | Select dates |
| 13:00 | 15:40 | mon, tue, thu, fri | WN139 | Southwest Airlines | 3h 40m | Ronald Reagan National Airport — William P. Hobby Airport | Select dates |
| 13:00 | 15:20 | fri | WN4882 | Southwest Airlines | 3h 20m | Ronald Reagan National Airport — William P. Hobby Airport | Select dates |
| 13:15 | 15:50 | fri | WN139 | Southwest Airlines | 3h 35m | Ronald Reagan National Airport — William P. Hobby Airport | Select dates |
| 14:15 | 17:16 | thu, fri, sun | UA5250 | United Airlines | 4h 1m | Ronald Reagan National Airport — George Bush Intercontinental Airport | Select dates |
| 14:29 | 17:15 | mon, tue, wed, thu, fri, sun | UA1318 | United Airlines | 3h 46m | Ronald Reagan National Airport — George Bush Intercontinental Airport | Select dates |
| 14:40 | 17:25 | mon, wed, thu | UA4790 | United Airlines | 3h 45m | Ronald Reagan National Airport — George Bush Intercontinental Airport | Select dates |
| 16:33 | 19:03 | tue, fri | UA2313 | United Airlines | 3h 30m | Ronald Reagan National Airport — George Bush Intercontinental Airport | Select dates |
| 17:30 | 20:22 | sat | UA5524 | United Airlines | 3h 52m | Ronald Reagan National Airport — George Bush Intercontinental Airport | Select dates |
| 17:30 | 20:11 | wed | UA2640 | United Airlines | 3h 41m | Ronald Reagan National Airport — George Bush Intercontinental Airport | Select dates |
| 17:36 | 20:18 | tue | UA289 | United Airlines | 3h 42m | Ronald Reagan National Airport — George Bush Intercontinental Airport | Select dates |
| 17:48 | 20:18 | fri | UA1224 | United Airlines | 3h 30m | Washington Dulles International Airport — George Bush Intercontinental Airport | Select dates |
| 18:15 | 20:55 | wed, sun | WN1559 | Southwest Airlines | 3h 40m | Ronald Reagan National Airport — William P. Hobby Airport | Select dates |
| 18:15 | 20:35 | tue, wed | WN399 | Southwest Airlines | 3h 20m | Ronald Reagan National Airport — William P. Hobby Airport | Select dates |
| 18:30 | 20:55 | fri | UA3909 | United Airlines | 3h 25m | Washington Dulles International Airport — George Bush Intercontinental Airport | Select dates |
| 18:30 | 20:50 | mon, thu, fri | WN399 | Southwest Airlines | 3h 20m | Ronald Reagan National Airport — William P. Hobby Airport | Select dates |
| 18:35 | 21:15 | mon, thu, fri | WN1559 | Southwest Airlines | 3h 40m | Ronald Reagan National Airport — William P. Hobby Airport | Select dates |
| 18:55 | 21:35 | sat | WN2719 | Southwest Airlines | 3h 40m | Ronald Reagan National Airport — William P. Hobby Airport | Select dates |
| 19:05 | 21:25 | mon | WN1601 | Southwest Airlines | 3h 20m | Ronald Reagan National Airport — William P. Hobby Airport | Select dates |
| 19:20 | 21:55 | mon, tue, sun | WN2175 | Southwest Airlines | 3h 35m | Ronald Reagan National Airport — William P. Hobby Airport | Select dates |
| 19:25 | 22:11 | sun | UA6032 | United Airlines | 3h 46m | Ronald Reagan National Airport — George Bush Intercontinental Airport | Select dates |
| 19:31 | 22:24 | sat | UA6027 | United Airlines | 3h 53m | Ronald Reagan National Airport — George Bush Intercontinental Airport | Select dates |
| 19:31 | 22:13 | tue, wed | UA539 | United Airlines | 3h 42m | Ronald Reagan National Airport — George Bush Intercontinental Airport | Select dates |
| 19:35 | 22:00 | mon, tue, wed, thu, fri, sun | UA2157 | United Airlines | 3h 25m | Ronald Reagan National Airport — George Bush Intercontinental Airport | Select dates |
| 19:40 | 22:00 | sun | WN4167 | Southwest Airlines | 3h 20m | Ronald Reagan National Airport — William P. Hobby Airport | Select dates |