Using the online timetable is an easy way to look at all the direct flights Houston — Washington
136 flights in a week
Departure and arrival times are local (Houston and Washington)
| Departure | Arrival | Flight days | Flight | Airlines | Flight time | Airports | |
|---|---|---|---|---|---|---|---|
| 05:30 | 09:48 | thu | UA3927 | United Airlines | 3h 18m | George Bush Intercontinental Airport — Washington Dulles International Airport | Select dates |
| 06:20 | 10:05 | fri | WN1154 | Southwest Airlines | 2h 45m | William P. Hobby Airport — Ronald Reagan National Airport | Select dates |
| 06:50 | 10:40 | tue, wed | WN1581 | Southwest Airlines | 2h 50m | William P. Hobby Airport — Ronald Reagan National Airport | Select dates |
| 07:10 | 11:10 | fri | WN558 | Southwest Airlines | 3h 0m | William P. Hobby Airport — Ronald Reagan National Airport | Select dates |
| 07:15 | 11:25 | thu | WN3946 | Southwest Airlines | 3h 10m | William P. Hobby Airport — Ronald Reagan National Airport | Select dates |
| 07:20 | 11:26 | daily | UA1727 | United Airlines | 3h 6m | George Bush Intercontinental Airport — Washington Dulles International Airport | Select dates |
| 07:26 | 11:32 | sun | UA1305 | United Airlines | 3h 6m | George Bush Intercontinental Airport — Washington Dulles International Airport | Select dates |
| 07:35 | 11:37 | mon, tue, wed, thu, fri, sat | UA1863 | United Airlines | 3h 2m | George Bush Intercontinental Airport — Ronald Reagan National Airport | Select dates |
| 07:45 | 11:37 | fri | UA1375 | United Airlines | 2h 52m | George Bush Intercontinental Airport — Washington Dulles International Airport | Select dates |
| 07:45 | 11:46 | daily | UA1549 | United Airlines | 3h 1m | George Bush Intercontinental Airport — Ronald Reagan National Airport | Select dates |
| 07:55 | 11:55 | tue, wed | WN558 | Southwest Airlines | 3h 0m | William P. Hobby Airport — Ronald Reagan National Airport | Select dates |
| 09:00 | 13:14 | sat | UA3934 | United Airlines | 3h 14m | George Bush Intercontinental Airport — Washington Dulles International Airport | Select dates |
| 09:30 | 13:42 | mon, tue, wed, fri, sun | UA5213 | United Airlines | 3h 12m | George Bush Intercontinental Airport — Ronald Reagan National Airport | Select dates |
| 09:35 | 13:31 | thu, fri | UA1549 | United Airlines | 2h 56m | George Bush Intercontinental Airport — Ronald Reagan National Airport | Select dates |
| 09:45 | 13:55 | mon, tue, wed, thu, fri | UA2311 | United Airlines | 3h 10m | George Bush Intercontinental Airport — Ronald Reagan National Airport | Select dates |
| 09:50 | 13:40 | mon, thu, fri | WN2917 | Southwest Airlines | 2h 50m | William P. Hobby Airport — Ronald Reagan National Airport | Select dates |
| 09:52 | 13:58 | thu | UA2311 | United Airlines | 3h 6m | George Bush Intercontinental Airport — Ronald Reagan National Airport | Select dates |
| 10:40 | 14:30 | wed, thu, fri | WN705 | Southwest Airlines | 2h 50m | William P. Hobby Airport — Ronald Reagan National Airport | Select dates |
| 11:55 | 15:48 | thu | UA326 | United Airlines | 2h 53m | George Bush Intercontinental Airport — Washington Dulles International Airport | Select dates |
| 11:55 | 15:55 | sun | WN558 | Southwest Airlines | 3h 0m | William P. Hobby Airport — Ronald Reagan National Airport | Select dates |
| 11:55 | 16:01 | sat | UA2080 | United Airlines | 3h 6m | George Bush Intercontinental Airport — Ronald Reagan National Airport | Select dates |
| 11:56 | 16:03 | daily | UA2080 | United Airlines | 3h 7m | George Bush Intercontinental Airport — Ronald Reagan National Airport | Select dates |
| 12:00 | 15:47 | sat | UA326 | United Airlines | 2h 47m | George Bush Intercontinental Airport — Washington Dulles International Airport | Select dates |
| 12:00 | 16:07 | mon, tue, wed, thu, fri, sun | UA2736 | United Airlines | 3h 7m | George Bush Intercontinental Airport — Washington Dulles International Airport | Select dates |
| 12:10 | 16:04 | sat | UA326 | United Airlines | 2h 54m | George Bush Intercontinental Airport — Washington Dulles International Airport | Select dates |
| 12:12 | 16:19 | sat | UA2736 | United Airlines | 3h 7m | George Bush Intercontinental Airport — Washington Dulles International Airport | Select dates |
| 12:15 | 15:59 | thu | UA1355 | United Airlines | 2h 44m | George Bush Intercontinental Airport — Washington Dulles International Airport | Select dates |
| 12:15 | 16:02 | mon, tue, fri, sun | UA326 | United Airlines | 2h 47m | George Bush Intercontinental Airport — Washington Dulles International Airport | Select dates |
| 14:20 | 18:27 | mon, tue, wed, thu, fri | UA1604 | United Airlines | 3h 7m | George Bush Intercontinental Airport — Ronald Reagan National Airport | Select dates |
| 14:25 | 18:32 | mon, thu, fri | UA1604 | United Airlines | 3h 7m | George Bush Intercontinental Airport — Ronald Reagan National Airport | Select dates |
| 14:55 | 18:55 | sun | WN705 | Southwest Airlines | 3h 0m | William P. Hobby Airport — Ronald Reagan National Airport | Select dates |
| 15:33 | 19:35 | mon, tue, thu | UA1734 | United Airlines | 3h 2m | George Bush Intercontinental Airport — Washington Dulles International Airport | Select dates |
| 16:41 | 20:35 | daily | UA1129 | United Airlines | 2h 54m | George Bush Intercontinental Airport — Ronald Reagan National Airport | Select dates |
| 16:45 | 20:39 | fri | UA2082 | United Airlines | 2h 54m | George Bush Intercontinental Airport — Washington Dulles International Airport | Select dates |
| 16:45 | 20:52 | daily | UA2630 | United Airlines | 3h 7m | George Bush Intercontinental Airport — Washington Dulles International Airport | Select dates |
| 16:50 | 20:57 | mon, tue, wed, thu, fri, sun | UA2472 | United Airlines | 3h 7m | George Bush Intercontinental Airport — Ronald Reagan National Airport | Select dates |
| 17:00 | 21:07 | sat | UA2472 | United Airlines | 3h 7m | George Bush Intercontinental Airport — Ronald Reagan National Airport | Select dates |
| 17:50 | 21:55 | sat | WN1571 | Southwest Airlines | 3h 5m | William P. Hobby Airport — Ronald Reagan National Airport | Select dates |
| 18:05 | 21:59 | daily | UA2050 | United Airlines | 2h 54m | George Bush Intercontinental Airport — Ronald Reagan National Airport | Select dates |
| 18:05 | 22:02 | mon, tue, wed, thu, sat | UA2050 | United Airlines | 2h 57m | George Bush Intercontinental Airport — Ronald Reagan National Airport | Select dates |
| 18:10 | 22:15 | tue, wed | WN1571 | Southwest Airlines | 3h 5m | William P. Hobby Airport — Ronald Reagan National Airport | Select dates |
| 18:15 | 22:20 | mon, thu, fri, sun | WN2440 | Southwest Airlines | 3h 5m | William P. Hobby Airport — Ronald Reagan National Airport | Select dates |
| 18:16 | 22:13 | fri, sun | UA2050 | United Airlines | 2h 57m | George Bush Intercontinental Airport — Ronald Reagan National Airport | Select dates |
| 18:43 | 22:45 | mon, thu, fri, sat, sun | UA2237 | United Airlines | 3h 2m | George Bush Intercontinental Airport — Washington Dulles International Airport | Select dates |
| 19:55 | 23:59 | mon | UA1887 | United Airlines | 3h 4m | George Bush Intercontinental Airport — Washington Dulles International Airport | Select dates |
| 19:55 | 23:35 | tue | UA8187 | United Airlines | 2h 40m | George Bush Intercontinental Airport — Washington Dulles International Airport | Select dates |