Using the online timetable is an easy way to look at all the direct flights San Francisco — Houston
95 flights in a week
Departure and arrival times are local (San Francisco and Houston)
| Departure | Arrival | Flight days | Flight | Airlines | Flight time | Airports | |
|---|---|---|---|---|---|---|---|
| 00:30 | 06:30 | daily | UA512 | United Airlines | 4h 0m | San Francisco International Airport — George Bush Intercontinental Airport | Select dates |
| 00:43 | 06:30 | mon, thu, fri | UA365 | United Airlines | 3h 47m | San Francisco International Airport — George Bush Intercontinental Airport | Select dates |
| 00:43 | 06:31 | fri, sat | UA512 | United Airlines | 3h 48m | San Francisco International Airport — George Bush Intercontinental Airport | Select dates |
| 05:00 | 10:49 | daily | UA1687 | United Airlines | 3h 49m | San Francisco International Airport — George Bush Intercontinental Airport | Select dates |
| 05:00 | 10:58 | mon, tue, wed, sun | UA1687 | United Airlines | 3h 58m | San Francisco International Airport — George Bush Intercontinental Airport | Select dates |
| 05:15 | 11:13 | mon, thu, fri, sat, sun | UA1687 | United Airlines | 3h 58m | San Francisco International Airport — George Bush Intercontinental Airport | Select dates |
| 07:10 | 13:03 | daily | UA1788 | United Airlines | 3h 53m | San Francisco International Airport — George Bush Intercontinental Airport | Select dates |
| 07:15 | 13:13 | mon | UA1788 | United Airlines | 3h 58m | San Francisco International Airport — George Bush Intercontinental Airport | Select dates |
| 09:00 | 14:58 | daily | UA2194 | United Airlines | 3h 58m | San Francisco International Airport — George Bush Intercontinental Airport | Select dates |
| 09:10 | 15:08 | tue, sat | UA404 | United Airlines | 3h 58m | San Francisco International Airport — George Bush Intercontinental Airport | Select dates |
| 10:55 | 16:56 | thu | UA2322 | United Airlines | 4h 1m | San Francisco International Airport — George Bush Intercontinental Airport | Select dates |
| 11:05 | 17:07 | daily | UA313 | United Airlines | 4h 2m | San Francisco International Airport — George Bush Intercontinental Airport | Select dates |
| 12:55 | 18:54 | daily | UA1008 | United Airlines | 3h 59m | San Francisco International Airport — George Bush Intercontinental Airport | Select dates |
| 14:39 | 20:38 | mon | UA2855 | United Airlines | 3h 59m | San Francisco International Airport — George Bush Intercontinental Airport | Select dates |
| 14:48 | 20:44 | mon | UA2855 | United Airlines | 3h 56m | San Francisco International Airport — George Bush Intercontinental Airport | Select dates |
| 14:49 | 20:48 | daily | UA2855 | United Airlines | 3h 59m | San Francisco International Airport — George Bush Intercontinental Airport | Select dates |
| 14:50 | 20:49 | mon, tue, wed | UA2855 | United Airlines | 3h 59m | San Francisco International Airport — George Bush Intercontinental Airport | Select dates |
| 16:15 | 22:14 | mon | UA776 | United Airlines | 3h 59m | San Francisco International Airport — George Bush Intercontinental Airport | Select dates |
| 16:15 | 22:11 | daily | UA776 | United Airlines | 3h 56m | San Francisco International Airport — George Bush Intercontinental Airport | Select dates |
| 18:55 | 00:50 | mon, sun | UA2305 | United Airlines | 3h 55m | San Francisco International Airport — George Bush Intercontinental Airport | Select dates |
| 18:58 | 00:49 | tue, sat | UA287 | United Airlines | 3h 51m | San Francisco International Airport — George Bush Intercontinental Airport | Select dates |
| 23:59 | 05:45 | mon, tue, wed, thu, fri, sun | UA505 | United Airlines | 3h 46m | San Francisco International Airport — George Bush Intercontinental Airport | Select dates |
| 23:59 | 05:56 | sat, sun | UA505 | United Airlines | 3h 57m | San Francisco International Airport — George Bush Intercontinental Airport | Select dates |
| 23:59 | 05:47 | tue, fri, sat | UA505 | United Airlines | 3h 48m | San Francisco International Airport — George Bush Intercontinental Airport | Select dates |