$146 Cheap JetBlue Airways flights Buffalo (BUF) to Seattle (SEA)

You’ll find affordable round-trip JetBlue Airways flights from $271 from BUF to SEA by filtering your results from “Price (lowest to highest)” on Expedia. Or search for bargains from $146 for a one-way journey.**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.

Search for return or one-way flights to Seattle in January or February. You could find a cheap fare with JetBlue Airways during these off-season months.

For cheap JetBlue Airways fares from Buffalo Niagara Intl. Airport (BUF) 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 overall 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 your journey 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 see if there’s a direct route from BUF to SEA with JetBlue Airways or other carriers, select the “Nonstop” filter when looking for flights.

Find JetBlue Airways’s earliest flights from BUF to SEA by selecting our “Morning” and “Early Morning” filters. Not only will you get to where you’re going 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.

Jump on a JetBlue Airways flight from Buffalo Niagara Intl. Airport (BUF) to Seattle, and you’ll likely arrive at Seattle - Tacoma Intl. Airport (SEA). This is the airline’s main hub in this city.

It’s usually possible to cancel or modify your flight, although there may be a charge if your booking was made over 24 hours ago. Need to keep your options open? Make use of our “No cancel fee” or “Changes included” filter to find flights that won’t charge extra if you need to adjust your plans. To modify your booking, head to “Trips,” select your flight and click on “Manage Booking” for further information.