$309 Cheap Alaska Airlines flights Syracuse (SYR) to Seattle (SEA)

Use the “Price (lowest to highest)” filter on Expedia to look for cheap Alaska Airlines round-trip flights from $409 from SYR to SEA. 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.

Alaska Airlines flights to Seattle tend to be more affordable in the off-peak months of January and February. Whether you’re searching for a round-trip or one-way ticket, you could score a better deal then.

To find cheap Alaska Airlines fares from Hancock Intl. Airport (SYR) 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 cost. Sunday tends to be the most affordable, 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.

Select our “Nonstop” filter when searching for direct Alaska Airlines flights from SYR to SEA. You’ll also be able to compare other carriers servicing the same nonstop trip.

Browse Alaska Airlines’s earliest flights from SYR to SEA by selecting the “Early Morning” and “Morning” filters. Not only will you get to where you’re going sooner, early departures are also 20% less likely to be canceled.**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 primary Seattle gateway for Alaska Airlines flights from Hancock Intl. Airport (SYR).

Traveling from SYR to SEA with Alaska Airlines comes with plenty of perks, including top-tier customer service and an excellent in-flight experience. Plus, when you book through Expedia, One Key™ members can earn 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.

Depending on the type of fare you purchased, a fee generally applies if you cancel or reschedule your flight more than 24 hours after it has been confirmed. To find flexible plane tickets, select our “No cancel fee” or “Changes included” filter when you look for flights. For more information on canceling or modifying your reservation, visit “Trips,” select your flight and tick “Manage Booking.”