Using the online timetable is an easy way to look at all the direct flights Washington — Houston
128 flights in a week
Departure and arrival times are local (Washington and Houston)
| Departure | Arrival | Flight days | Flight | Airlines | Flight time | Airports | |
|---|---|---|---|---|---|---|---|
| 06:00 | 08:12 | daily | UA1450 | United Airlines | 3h 12m | Ronald Reagan National Airport — George Bush Intercontinental Airport | Select dates |
| 06:00 | 08:10 | tue, wed | WN1136 | Southwest Airlines | 3h 10m | Ronald Reagan National Airport — William P. Hobby Airport | Select dates |
| 06:10 | 08:19 | mon, tue, wed, thu, fri, sat | UA2319 | United Airlines | 3h 9m | Washington Dulles International Airport — George Bush Intercontinental Airport | Select dates |
| 06:15 | 08:24 | sun | UA2319 | United Airlines | 3h 9m | Washington Dulles International Airport — George Bush Intercontinental Airport | Select dates |
| 06:55 | 09:10 | mon, thu, fri | WN2413 | Southwest Airlines | 3h 15m | Ronald Reagan National Airport — William P. Hobby Airport | Select dates |
| 07:20 | 09:30 | sat | WN2978 | Southwest Airlines | 3h 10m | Ronald Reagan National Airport — William P. Hobby Airport | Select dates |
| 08:05 | 10:37 | daily | UA697 | United Airlines | 3h 32m | Ronald Reagan National Airport — George Bush Intercontinental Airport | Select dates |
| 08:20 | 10:42 | mon, tue, wed, thu, sat, sun | UA697 | United Airlines | 3h 22m | Ronald Reagan National Airport — George Bush Intercontinental Airport | Select dates |
| 08:30 | 10:45 | sat, sun | UA1524 | United Airlines | 3h 15m | Washington Dulles International Airport — George Bush Intercontinental Airport | Select dates |
| 08:35 | 10:50 | mon, tue, wed, thu, fri | UA1524 | United Airlines | 3h 15m | Washington Dulles International Airport — George Bush Intercontinental Airport | Select dates |
| 11:00 | 13:15 | mon, wed, thu, fri, sat, sun | UA1067 | United Airlines | 3h 15m | Ronald Reagan National Airport — George Bush Intercontinental Airport | Select dates |
| 12:40 | 14:55 | sat | WN1136 | Southwest Airlines | 3h 15m | Ronald Reagan National Airport — William P. Hobby Airport | Select dates |
| 12:45 | 15:00 | sun | WN1136 | Southwest Airlines | 3h 15m | Ronald Reagan National Airport — William P. Hobby Airport | Select dates |
| 12:50 | 15:04 | daily | UA1535 | United Airlines | 3h 14m | Washington Dulles International Airport — George Bush Intercontinental Airport | Select dates |
| 12:59 | 15:14 | daily | UA743 | United Airlines | 3h 15m | Ronald Reagan National Airport — George Bush Intercontinental Airport | Select dates |
| 13:00 | 15:15 | mon, thu, fri | WN1136 | Southwest Airlines | 3h 15m | Ronald Reagan National Airport — William P. Hobby Airport | Select dates |
| 13:00 | 15:25 | fri | UA3912 | United Airlines | 3h 25m | Washington Dulles International Airport — George Bush Intercontinental Airport | Select dates |
| 13:25 | 15:35 | tue, wed | WN2199 | Southwest Airlines | 3h 10m | Ronald Reagan National Airport — William P. Hobby Airport | Select dates |
| 14:54 | 17:15 | mon, tue, wed, thu, fri, sun | UA344 | United Airlines | 3h 21m | Ronald Reagan National Airport — George Bush Intercontinental Airport | Select dates |
| 16:05 | 18:25 | sat | UA1359 | United Airlines | 3h 20m | Ronald Reagan National Airport — George Bush Intercontinental Airport | Select dates |
| 16:39 | 19:10 | sat | UA351 | United Airlines | 3h 31m | Ronald Reagan National Airport — George Bush Intercontinental Airport | Select dates |
| 16:59 | 19:19 | mon, tue, wed, thu, fri, sun | UA1359 | United Airlines | 3h 20m | Ronald Reagan National Airport — George Bush Intercontinental Airport | Select dates |
| 17:30 | 19:50 | sat | WN2199 | Southwest Airlines | 3h 20m | Ronald Reagan National Airport — William P. Hobby Airport | Select dates |
| 17:50 | 20:11 | mon, fri, sat | UA2217 | United Airlines | 3h 21m | Washington Dulles International Airport — George Bush Intercontinental Airport | Select dates |
| 17:55 | 20:16 | tue | UA2217 | United Airlines | 3h 21m | Washington Dulles International Airport — George Bush Intercontinental Airport | Select dates |
| 18:25 | 20:40 | tue, wed | WN2413 | Southwest Airlines | 3h 15m | Ronald Reagan National Airport — William P. Hobby Airport | Select dates |
| 18:35 | 20:55 | sun | WN2199 | Southwest Airlines | 3h 20m | Ronald Reagan National Airport — William P. Hobby Airport | Select dates |
| 19:25 | 21:40 | mon, thu, fri | WN2199 | Southwest Airlines | 3h 15m | Ronald Reagan National Airport — William P. Hobby Airport | Select dates |
| 19:59 | 22:19 | mon, tue, wed, thu, fri, sun | UA1755 | United Airlines | 3h 20m | Ronald Reagan National Airport — George Bush Intercontinental Airport | Select dates |
| 22:10 | 00:23 | sun | UA2275 | United Airlines | 3h 13m | Washington Dulles International Airport — George Bush Intercontinental Airport | Select dates |
| 22:12 | 00:39 | mon, wed, thu, sat | UA2275 | United Airlines | 3h 27m | Washington Dulles International Airport — George Bush Intercontinental Airport | Select dates |
| 22:20 | 00:45 | mon, fri, sat, sun | UA2275 | United Airlines | 3h 25m | Washington Dulles International Airport — George Bush Intercontinental Airport | Select dates |
| 22:20 | 00:47 | mon, wed, thu, fri, sat, sun | UA2275 | United Airlines | 3h 27m | Washington Dulles International Airport — George Bush Intercontinental Airport | Select dates |
| 22:24 | 01:00 | daily | UA2275 | United Airlines | 3h 36m | Washington Dulles International Airport — George Bush Intercontinental Airport | Select dates |
| 22:32 | 00:45 | daily | UA2703 | United Airlines | 3h 13m | Washington Dulles International Airport — George Bush Intercontinental Airport | Select dates |