$135 Cheap American Airlines flights Seattle (SEA) to Houston (HOU)

Landing cheap one-way American Airlines flights from SEA to HOU from $135 on Expedia is simple — just filter by “Price (lowest to highest).” Or check out our affordable round-trip fares from $268 for your next getaway.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Search for return or one-way flights to Houston in November or February. You could find a cheap fare with American Airlines during these off-peak months.

Begin your search one to three months ahead of your travel date to score cheap fares on American Airlines flights from Seattle - Tacoma Intl. Airport (SEA) to William P. Hobby Airport (HOU). You can save 25% by booking your domestic flight 34 to 86 days in advance compared to last-minute reservations made 6 to 12 days out. You could also reduce costs by buying your fare on a Sunday, as it’s 6% cheaper on average than a Monday, the most expensive day to book.* Time it well, and you can enjoy significant savings on domestic journeys.*Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

Click on our “Nonstop” filter when looking for direct American Airlines flights from SEA to HOU. You can also compare other airlines servicing the same direct trip.

To find the earliest departure from SEA to HOU with American Airlines, filter your search by “Morning” and “Early Morning.” Choosing an early flight usually means you’ll experience fewer cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

William P. Hobby Airport (HOU) is the primary Houston hub for American Airlines flights from Seattle - Tacoma Intl. Airport (SEA).

Depending on your ticket type, a fee may apply if you change or cancel your booking more than 24 hours after it’s been confirmed. To secure plane tickets with more flexibility, select our “Changes included” or “No cancel fee” filter when you look for flights. For more information on changing or canceling your reservation, go to “Trips,” select your flight and click on “Manage Booking.”