$123 Cheap Alaska Airlines flights San Diego (SAN) to Bellingham (BLI)

Use the “Price (lowest to highest)” filter on Expedia to look for cheap Alaska Airlines round-trip flights from $244 from SAN to BLI. Affordable one-way fares from $123 are available as well.**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.

Look for one-way or round-trip flights to Bellingham in January or November. You could find lower fares with Alaska Airlines during these off-peak travel months.

To find cheap Alaska Airlines fares from San Diego Intl. Airport (SAN) to Bellingham Intl. Airport (BLI), start searching one to three months before your planned departure. Securing domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also influence the price you pay. Sunday is typically the cheapest, while Monday is often the most expensive for domestic flights. You can save 6% on average by choosing to book on a Sunday.**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.

To figure out if there’s a direct journey from SAN to BLI with Alaska Airlines or any other airlines, use our “Nonstop” filter when searching for tickets.

Browse Alaska Airlines’s earliest flights from SAN to BLI by selecting the “Early Morning” and “Morning” filters. Not only will you arrive at your destination sooner, early departures also experience 20% 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.

Take an Alaska Airlines flight from San Diego Intl. Airport (SAN) to Bellingham, and you’re most likely to touch down at Bellingham Intl. Airport (BLI). This is the airline’s primary hub in this city.

Heading from SAN to BLI with Alaska Airlines means enjoying a host of benefits, such as top-tier customer service and an excellent in-flight experience. Plus, when booking through Expedia, One Key™ members can earn OneKeyCash™* to spend on select future travel purchases. That’s on top of 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.

Depending on the ticket type you purchased, a fee is typically charged if you cancel or reschedule your booking more than 24 hours after it has been confirmed. To find flexible plane tickets, select our “Changes included” or “No cancel fee” filter while looking for flights. To learn more about canceling or changing your reservation, head to “Trips,” select your flight and tick “Manage Booking.”