Using the online timetable is an easy way to look at all the direct flights Washington — Houston
159 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 | sun | WN1021 | Southwest Airlines | 3h 10m | Ronald Reagan National Airport — William P. Hobby Airport | Select dates |
| 06:00 | 08:14 | mon, tue, fri, sat, sun | UA2319 | United Airlines | 3h 14m | Washington Dulles International Airport — George Bush Intercontinental Airport | Select dates |
| 06:00 | 08:19 | mon, wed, thu, fri, sat | UA1450 | United Airlines | 3h 19m | Ronald Reagan National Airport — George Bush Intercontinental Airport | Select dates |
| 06:10 | 08:19 | mon, 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 |
| 06:55 | 09:05 | mon, thu, fri | WN1021 | Southwest Airlines | 3h 10m | Ronald Reagan National Airport — William P. Hobby Airport | Select dates |
| 06:59 | 09:24 | mon, tue, wed, thu, fri | AA4560 | American Airlines | 3h 25m | Ronald Reagan National Airport — George Bush Intercontinental Airport | Select dates |
| 08:20 | 10:44 | daily | UA697 | United Airlines | 3h 24m | 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 |
| 08:35 | 10:56 | thu | UA1524 | United Airlines | 3h 21m | Washington Dulles International Airport — George Bush Intercontinental Airport | Select dates |
| 08:35 | 10:55 | mon | UA1524 | United Airlines | 3h 20m | 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 |
| 11:00 | 13:22 | mon, tue, wed, sat | UA1457 | United Airlines | 3h 22m | Ronald Reagan National Airport — George Bush Intercontinental Airport | Select dates |
| 11:03 | 13:17 | mon, tue | UA1928 | United Airlines | 3h 14m | Washington Dulles International Airport — George Bush Intercontinental Airport | Select dates |
| 11:05 | 13:20 | tue, sat | UA1252 | United Airlines | 3h 15m | Ronald Reagan National Airport — George Bush Intercontinental Airport | Select dates |
| 12:35 | 14:45 | sun | WN1438 | Southwest Airlines | 3h 10m | Ronald Reagan National Airport — William P. Hobby 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 |
| 12:50 | 15:09 | tue, sat | UA2163 | United Airlines | 3h 19m | Washington Dulles International Airport — George Bush Intercontinental Airport | Select dates |
| 12:50 | 15:12 | daily | UA382 | United Airlines | 3h 22m | Ronald Reagan National Airport — George Bush Intercontinental Airport | Select dates |
| 12:50 | 15:08 | mon | UA2163 | United Airlines | 3h 18m | Washington Dulles International 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 |
| 13:30 | 15:40 | mon, fri | WN2355 | Southwest Airlines | 3h 10m | Ronald Reagan National Airport — William P. Hobby Airport | Select dates |
| 13:55 | 16:10 | tue, wed | WN1021 | Southwest Airlines | 3h 15m | 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 |
| 14:59 | 17:21 | thu, fri, sat | UA1381 | United Airlines | 3h 22m | Ronald Reagan National Airport — George Bush Intercontinental Airport | Select dates |
| 15:55 | 18:13 | daily | UA1420 | United Airlines | 3h 18m | Washington Dulles International 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 |
| 16:10 | 18:28 | fri, sat | UA1490 | United Airlines | 3h 18m | Washington Dulles International 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 |
| 16:47 | 19:09 | mon, tue, wed, thu, fri, sun | UA2456 | United Airlines | 3h 22m | Ronald Reagan National Airport — George Bush Intercontinental Airport | Select dates |
| 16:55 | 19:10 | sat | WN3056 | Southwest Airlines | 3h 15m | Ronald Reagan National Airport — William P. Hobby 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 |
| 17:55 | 20:13 | mon | UA2217 | United Airlines | 3h 18m | 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 | WN3056 | Southwest Airlines | 3h 15m | Ronald Reagan National Airport — William P. Hobby Airport | Select dates |
| 19:59 | 22:12 | mon, thu | UA1143 | United Airlines | 3h 13m | Ronald Reagan National Airport — George Bush Intercontinental Airport | Select dates |
| 19:59 | 22:19 | thu | AA4779 | American Airlines | 3h 20m | Ronald Reagan National Airport — George Bush Intercontinental Airport | Select dates |
| 21:21 | 22:57 | mon | UA8201 | United Airlines | 2h 35m | Ronald Reagan National Airport — George Bush Intercontinental Airport | Select dates |
| 22:05 | 00:17 | daily | UA2275 | United Airlines | 3h 12m | Washington Dulles International Airport — George Bush Intercontinental Airport | Select dates |
| 22:05 | 00:19 | sat | UA2275 | United Airlines | 3h 14m | Washington Dulles International Airport — George Bush Intercontinental Airport | Select dates |
| 22:32 | 00:45 | daily | UA2733 | United Airlines | 3h 13m | Washington Dulles International Airport — George Bush Intercontinental Airport | Select dates |