Cheap Flights from Austin (AUS) to Seattle (SEA) from HK$1,251~

If you're traveling between AUS and SEA, round-trip flights start from . This price is based on airfares available within the last 7 days on Expedia for flights departing within the next year, so don't wait around. Book now and save yourself money and time. Prices and availability are subject to change. Additional terms apply.

Each air carrier has its own set of 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 AUS to Sea-Tac Airport flights, you'll see a "no change fees" filter for you to select.

It's around 2,800 kilometers from Austin-Bergstrom Intl. Airport (AUS) to SEA, so you'll be strapped into your seat for a while. Keep yourself occupied by packing things like a magazine or the latest bestseller.

Many travelers choose to fly with Alaska Airlines (AS) from Austin–Bergstrom International Airport to Sea-Tac Airport. This popular airline offers 78 flights every month, so you can pick a flight time that works for you. Another carrier operating on this route is Delta Air Lines (DL). You'll have 60 flights each month to choose from.

Last-minute bookings from Austin-Bergstrom Intl. Airport (AUS) to Sea-Tac Airport can be hit-or-miss. It is possible to score a bargain, but you could also miss out entirely! If you'd rather start your travel planning early, Expedia compares flight deals up to 12 months in advance. Just remember that not all airlines issue their prices so far in advance. Our top tip? Check back often as prices are updated regularly.