Cheap flights from Seattle to Boston (SEA - BOS)

Flight FAQs

From Seattle to Boston

Are flight prices decreasing from Seattle to Boston due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Seattle and Boston for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

What safety measures are being taken by airlines flying from Seattle/Tacoma Intl to Boston Logan Intl to control the spread of COVID-19?

Airlines globally have implemented additional safety measures to accommodate you. Alaska Airlines and Delta are some airlines that have done so. Some of the new policies that have been implemented to accommodate travelers flying from Seattle/Tacoma Intl to Boston Logan Intl are improved sanitation, HEPA filters, mask requirements, social distance seating (for a limited time), and pre-flight testing for antibodies and symptoms. Policies will vary by airline.

Which airlines flying from Seattle/Tacoma Intl to Boston Logan Intl have flexible cancellations due to COVID-19?

Delta, JetBlue, and Alaska Airlines are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Can I find flights from Seattle to Boston for under $200 on Cheapflights?

Yes, there are multiple flights from Seattle to Boston for under $200. The cheapest flight booked recently is on Multiple Airlines for just $121, but on average you can expect to pay $135.

Are there nonstop flights from Seattle to Boston for under $200 on Cheapflights?

Cheapflights has at least 20 direct flights from Seattle to Boston under $200. A good price for a nonstop flight from Seattle to Boston is less than $254.

Are there last-minute flights available from Seattle to Boston for under $200?

There are currently 20+ open flights from Seattle to Boston within the next 7 days for less than $200.

What days are nonstop flights available from Seattle to Boston?

Nonstop flights are available for this route on the following days: Sunday, Wednesday, Thursday, Saturday.

How many flights depart from Seattle to Boston on average per day?

12 flight departures from Seattle/Tacoma Intl to Boston Logan Intl per day on average.
Morning (6am - Noon) - 33% of flight departures
Evening (6pm - Midnight) - 67% of flight departures

Does it rain more in Seattle or Boston?

Expected rainfall in Seattle is same as in Boston. You can expect this to be the case over the next 18 days.

Is Seattle weather warmer or cooler than Boston?

Our data indicates that the weather will be 84 °F on average in the month of July. The temperature in Boston is typically hotter than in Seattle. If you're traveling when the temperature is at its warmest, push to plan early, as flight price and availability will have an impact on your travels. For the best results, search for flights well in advance or after peak season.

How long is the flight from Seattle to Boston?

Spirit Airlines can get you from Seattle to Boston in just under 9h 30m. Your travel time can differ by up to . The distance from Seattle to Boston is about 2502 mi.

What is the cheapest airline to fly from Seattle to Boston round-trip?

According to our current data, Spirit Airlines ($122), offers the cheapest pricing from Seattle to Boston. Spirit Airlines is currently priced 58% below the average price you’ll pay for this route.

What are the cheapest airlines to fly from Seattle to Boston one-way?

One-way options have recently been found by users for as low as $32 on Spirit Airlines. Another option is Frontier, who have fights from $80.