S$209 Cheap Flights from Houston to Seattle

If you’re planning on travelling between William P. Hobby Airport and Sea-Tac Airport, round-trip flights start from S$517. This figure is based on fares listed within the last 7 days on Expedia for flights departing within the next year, so don’t let a good deal slip through your fingers. Book now and save yourself both money and time. Prices and availability are subject to change. Additional terms apply.

Every air carrier has its own terms and conditions. If you do decide to cancel, follow the simple instructions on our Customer Service Portal.

Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for William P. Hobby Airport (HOU) to Sea-Tac Airport flights, you’ll see a “no change fees” filter for you to select.

It’s around 3,000 kilometres between William P. Hobby Airport and Sea-Tac Airport, so you’ll be strapped into your seat for a while. Keep yourself entertained by packing things like your e-reader or a thrilling novel.

You won’t find any airlines operating directly between HOU and Seattle - Tacoma Intl. Airport (SEA), so be prepared to make at least one stop on your journey. A layover, whether short or long, can be a nice way to break up a trip!

Last-minute planners can sometimes score a bargain, with some of the cheapest airfares from HOU to Seattle - Tacoma Intl. Airport (SEA) surfacing a few weeks before the departure date. If you’d rather book ahead, Expedia compares and updates all the best flight deals regularly — as early as a year in advance in some cases. It does depend on the carrier though, as not all airlines publish prices that far in advance.