$309 Cheap Alaska Airlines flights Seattle (SEA) to Bethel (BET)

Make use of the "Price (lowest to highest)" filter on Expedia to find cheap Alaska Airlines return flights from $610 from SEA to BET. Affordable one-way options from $309 are also available.**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.

Begin your search one to three months before your departure to find cheap fares on Alaska Airlines flights from Seattle - Tacoma Intl. Airport (SEA) to Bethel Airport (BET). You can save 25% by booking your domestic flight 34 to 86 days in advance versus last-minute reservations made 6 to 12 days out. You could also cut 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.

Sort your results by "Early Morning" and "Morning" to browse the earliest departures from SEA to BET. Leaving early means flight cancellations are less likely.**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.

Heading from SEA to BET with Alaska Airlines means enjoying plenty of perks, including an excellent in-flight experience and top-tier customer service. Plus, when booking through Expedia, One Key™ members can earn OneKeyCash™* to spend on select future travel purchases. That's in addition to the Mileage Plan points you can earn with Alaska Airlines.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.