$155 Cheap Alaska Airlines flights Flagstaff (FLG) to Seattle (SEA)

Use the “Price (lowest to highest)” filter on Expedia to find cheap Alaska Airlines round-trip flights from $332 from FLG to SEA. Affordable one-way options from $155 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.

January is one of the most affordable months to jet off to Seattle with Alaska Airlines. You could also find fantastic deals on return and one-way tickets in February.

To find cheap Alaska Airlines fares from Flagstaff Pulliam Field Airport (FLG) to Seattle - Tacoma Intl. Airport (SEA), start searching one to three months before your intended 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 price you pay. Sunday is usually 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.

Simply enter your dates, click search and select “Nonstop” on Expedia to browse any direct flights from FLG to SEA with Alaska Airlines or another airline.

Filter your results by “Early Morning” and “Morning” to browse the earliest flights from FLG to SEA. Heading off early means you’re less 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.

Seattle - Tacoma Intl. Airport (SEA) is the main Seattle hub for Alaska Airlines flights from Flagstaff Pulliam Field Airport (FLG).

Flying from FLG to SEA with Alaska Airlines comes with a host of benefits, such as top-tier customer service and a rewarding loyalty program. Plus, when booking through Expedia, One Key™ members can collect 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.

Changes are usually free within 24 hours of booking, but your airline may charge a fee after that. For further details about altering your flights, head to your “Trips,” select your flight and click on “Manage Booking.” If you’d like the freedom to adjust your plans without additional charges, apply the “Changes included” and “No cancel fee” filters when organizing your next getaway.