Using the online timetable is an easy way to look at all the direct flights Seattle — Houston
82 flights in a week
Departure and arrival times are local (Seattle and Houston)
| Departure | Arrival | Flight days | Flight | Airlines | Flight time | Airports | |
|---|---|---|---|---|---|---|---|
| 05:00 | 11:19 | mon, thu, fri, sat, sun | UA1668 | United Airlines | 4h 19m | Seattle-Tacoma International Airport — George Bush Intercontinental Airport | Select dates |
| 07:08 | 13:34 | wed, sun | UA2135 | United Airlines | 4h 26m | Seattle-Tacoma International Airport — George Bush Intercontinental Airport | Select dates |
| 07:10 | 13:39 | mon, wed, thu, fri, sat | UA1478 | United Airlines | 4h 29m | Seattle-Tacoma International Airport — George Bush Intercontinental Airport | Select dates |
| 07:14 | 13:40 | thu, fri, sat | UA2135 | United Airlines | 4h 26m | Seattle-Tacoma International Airport — George Bush Intercontinental Airport | Select dates |
| 08:00 | 14:10 | fri | UA3901 | United Airlines | 4h 10m | Seattle-Tacoma International Airport — George Bush Intercontinental Airport | Select dates |
| 11:37 | 18:05 | sat | UA1563 | United Airlines | 4h 28m | Seattle-Tacoma International Airport — George Bush Intercontinental Airport | Select dates |
| 11:45 | 18:10 | daily | AS438 | Alaska Horizon | 4h 25m | Seattle-Tacoma International Airport — George Bush Intercontinental Airport | Select dates |
| 11:57 | 18:25 | thu, fri | UA1563 | United Airlines | 4h 28m | Seattle-Tacoma International Airport — George Bush Intercontinental Airport | Select dates |
| 12:00 | 18:28 | mon, fri | UA787 | United Airlines | 4h 28m | Seattle-Tacoma International Airport — George Bush Intercontinental Airport | Select dates |
| 12:35 | 19:03 | thu, fri, sat | UA787 | United Airlines | 4h 28m | Seattle-Tacoma International Airport — George Bush Intercontinental Airport | Select dates |
| 13:30 | 19:45 | thu | SY8722 | Sun Country Airlines | 4h 15m | Seattle-Tacoma International Airport — William P. Hobby Airport | Select dates |
| 14:14 | 20:37 | daily | UA2741 | United Airlines | 4h 23m | Seattle-Tacoma International Airport — George Bush Intercontinental Airport | Select dates |
| 17:05 | 23:25 | mon, tue, wed, thu, fri, sun | UA485 | United Airlines | 4h 20m | Seattle-Tacoma International Airport — George Bush Intercontinental Airport | Select dates |
| 17:15 | 23:35 | mon, thu, sun | UA485 | United Airlines | 4h 20m | Seattle-Tacoma International Airport — George Bush Intercontinental Airport | Select dates |
| 17:40 | 23:59 | mon, tue, thu, fri, sun | AS398 | Alaska Horizon | 4h 19m | Seattle-Tacoma International Airport — George Bush Intercontinental Airport | Select dates |
| 17:46 | 23:59 | daily | AS422 | Alaska Horizon | 4h 13m | Seattle-Tacoma International Airport — George Bush Intercontinental Airport | Select dates |
| 20:00 | 02:10 | sun | UA3859 | United Airlines | 4h 10m | Seattle-Tacoma International Airport — George Bush Intercontinental Airport | Select dates |
| 22:40 | 05:00 | daily | WN310 | Southwest Airlines | 4h 20m | Seattle-Tacoma International Airport — William P. Hobby Airport | Select dates |
| 23:58 | 06:16 | daily | UA2379 | United Airlines | 4h 18m | Seattle-Tacoma International Airport — George Bush Intercontinental Airport | Select dates |
| 23:59 | 06:20 | daily | AS452 | Alaska Horizon | 4h 21m | Seattle-Tacoma International Airport — George Bush Intercontinental Airport | Select dates |