Important: This destination may have COVID-19 travel restrictions in place, including specific restrictions for lodging. Check any national, local, and health advisories for this destination before you book.

Cheap Flight Deals From Boston (BOS) to Seattle (SEA) Starting at $119

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This Weekend's Flight Deals from Boston to Seattle

This weekend's flight prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Airfares from $119 One Way, $160 Round Trip from Boston to Seattle

Prices starting at $160 for return flights and $119 for one-way flights to Seattle were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

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More About Flying To Seattle from Boston

Route Information for Flights from Boston to Seattle

Origin Airport IATA Code BOS
Destination Airport IATA Code SEA
Distance 2487 mi
Direct Flight Airlines American Airlines, Qatar Airways, Alaska Airlines, JetBlue Airways, Air France, Delta Air Lines, Hawaiian Airlines, Korean Air, TAP Air Portugal, Virgin Atlantic
Earliest Flight Arrival 5:21PM UTC
Latest Flight Arrival 4:58AM UTC

Flying from Boston to Seattle

When you’re looking for flights from Boston to Seattle, has the tools to help you arrange all the practical details of your trip in advance. You’ll arrive at your destination rested, relaxed, and ready for work or play in the Pacific Northwest.

Leaving Boston

You can park your car at Boston’s Logan International Airport for $27 a day or choose the economy lot for $18; all lots offer shuttles to the terminal. Affordable daily and weekly parking is also located in Quincy; from there, you can take a ferry to the airport. Other choices include the MBTA’s Blue and Silver Lines from downtown, shared vans, and Logan Express dedicated taxis. The MassPort website offers a GetUthere app to help you find the best transportation. Along with a range of shopping and dining choices, Logan offers a children’s play area and a spa.

Visiting Seattle

You’ll arrive at Sea-Tac Airport, where you’ll be welcomed by art, sculpture, and the music of Northwestern musicians. An information booth located on the third floor of the airport garage can help you choose a ground transportation option; choices include a dozen rental car companies, light rail, bus, taxi, and a wide selection of shared vans and shuttle services. You might want to check out one of the wide range of guided tour choices, focusing on everything from history, architecture, or food to crime scenes or ghosts, to get your bearings in this jewel of the Northwest. Seattle’s highlights include museums for  everything from Asian art to wildlife, a thriving music scene, the world-famous Pike Place Market, Chinatown, and an entire “java culture” that is sure to please coffee lovers.

Your Northwestern Journey

You’ll find plenty of choices on to make finding flights from Boston to Seattle quick and simple. Let us help you find deals on accommodations and rental cars too, and you’ll have more to spend on Seattle’s many pleasures, whether you’re hankering for a day trip to Mt. Rainier, a deep sea fishing charter, or a hot night of clubbing.

Flights from Boston to Seattle - Frequently Asked Questions

Am I able to catch a flight from Boston to Seattle now?

If you're agonizing over travel restrictions and quarantine requirements when catching a flight from Boston to Seattle, go right to our Covid-19 Travel Advisor.

Are there non-stop flights from Boston to Seattle?

Yep, your unforgettable vacation is just a single flight away. Terrific news, isn't it? Book your favorite seat on board one of the 3 carriers that fly nonstop from Logan Intl. Airport to Seattle - Tacoma Intl. Airport (SEA). Popular options include:

  • Alaska Airlines
  • Delta
  • JetBlue
What is the shortest flight from Boston to Seattle?

The quickest flight from Manchester Airport to Seattle, WA Airport (SEA-Seattle - Tacoma Intl.) is 7 hours and 15 minutes. Order a wine from the cabin crew, hone your travel itinerary or make friends with your seat mate — you'll have the time on this medium-haul journey.

What airlines fly from Boston to Seattle most frequently?

Delta (DL) operates 91 flights every month between Boston, MA Airport (BOS-Logan Intl.) to Seattle - Tacoma Intl. Airport (SEA). Your next great adventure is just a few clicks away. Alaska Airlines (AS) also travels from Boston to Seattle. It's another reliable choice and has 91 flights every month.

If I am not able to travel due to COVID-19, can I cancel my flight to Seattle?

We get that traveling right now has its challenges, so it's good to know that many reservations booked through us are able to be cancelled or changed. If your travel plans to Seattle have been affected by COVID-19, a lot of airlines are making things easier by offering credits to use at a later date. Just sign in to your account and you'll quickly see what options are available. Our Customer Service Portal is the place to go for more information.

Are there flights to Seattle with flexible change policies?

In most cases you'll have the option to reschedule your flight to Seattle without a change fee. All you have to do then is pay the difference between the old flight and the new one. Look for the "no change fees" filter and book with confidence.

What is the cheapest day of the week to fly?

Consider flying out early in the week to save on your airfare. Orbitz data from 2020 shows that Monday is the cheapest day to depart, followed by Tuesday. Saturday showed the highest average ticket prices likely because many travelers prefer to start their vacation on a weekend.

What is the cheapest month to fly?

We won't keep you guessing, according to Orbitz data the cheapest month to fly is August. Perfect for those who need a weekend getaway, or just a break from it all before the weather changes. Be aware that the most expensive time to fly is the height of summer, with ticket prices peaking in the month of June.

How can I save money on flights?

To really save big on your next vacation, think outside the box. Select two different airlines or fare types for your return trip and you'll generally get a much better deal. Those who tried this on Orbitz in 2020 saved up to 45% on their airfares. Get mixing and matching today!

*According to flight demand on from January to December 2020. Savings are subject to change based on departure location, date and destination.

Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.

Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.

Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.