American Airlines flights to St. George from Seattle

Set the "Price (lowest to highest)" filter on Expedia to search for cheap American Airlines return flights from SEA to SGU. Affordable one-way fares are also on offer.*

*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.

American Airlines flights to St. George are typically cheaper in the off-peak months of January and December. Whether you're searching for a round-trip or one-way ticket, you could land a better deal then.

Simply enter your dates, click search and check "Nonstop" on Expedia to browse any direct flights from SEA to SGU with American Airlines or another airline.

St. George Airport (SGU) is the primary St. George gateway for American Airlines flights from Seattle - Tacoma Intl. Airport (SEA).

It's generally possible to reschedule or cancel your flight, although there may be additional fees if you made your booking over 24 hours ago. Want to keep your options open? Use our "No cancel fee" or "Changes included" filter to find flights that won't penalize you if you have to revise your plans. To make changes, go to "Trips," select your flight and click on "Manage Booking" for more details.