Cheap Alaska Airlines flights Seattle (SEA) to San Luis Obispo (SBP)

Finding cheap one-way Alaska Airlines flights from SEA to SBP on Expedia is a breeze — just filter by "Price (lowest to highest)." Or check out our budget-friendly return fares 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.

To find cheap Alaska Airlines fares from Seattle - Tacoma Intl. Airport (SEA) to San Luis Obispo County Regional Airport (SBP), 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 impact the cost. Sunday tends to be the cheapest, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking 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.

The first Alaska Airlines flight from SEA to SBP departs at 12:59PM UTC-8, touching down at 3:21PM UTC-8. If you prefer to jet off later, the last Alaska Airlines flight leaves SEA at 12:59PM UTC-8 and lands at SBP at 3:21PM UTC-8. Flying before noon is generally a good option as morning flights are least likely to experience 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.

Taking off from SEA to SBP with Alaska Airlines comes with a variety of perks, such as top-tier customer service and a rewarding loyalty program. Plus, when you book through Expedia, One Key™ members can collect OneKeyCash™* to use 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.