Insights
FAQs

Cheap flights from Seattle to Boston

1 adult
From?
To?
Tue 30/4
Tue 7/5
'This year, momondo is the #1 place for airfares on the internet.'
Save money when you book flights with momondo
Big names, great deals
Big names, great deals
Search 100s of travel sites to compare prices.
Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customise your results.
Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.
Price Alerts
Price Alerts
Not ready to book? Create a price alert to track prices.

How to get the cheapest flight ticket from Seattle to Boston

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly from Seattle to Boston?

February. The cheapest time of year to fly to Boston from Seattle is February. The most expensive is June.

How far in advance should you book Seattle to Boston flights?

14 days before. The cheapest time to buy a flight from Seattle to Boston is approximately 14 days to departure

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

22 flights are operational weekly from Seattle to Boston as of April 2024. The most popular departure time for this route is 6:00, with 37% of flights per day taking off at midday.

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

As of April 2024, 155 flights take off from Seattle and land in Boston each week. The most common flight departure day for this route is Thursday, with 15% of weekly flights taking off on this day.

Cheap Seattle to Boston (SEA to BOS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Boston

Direct flights

None
There are no direct flights from Seattle to Boston. There are no popular flight routes from Seattle to Boston.

  • How far is Seattle/Tacoma Intl to Boston Logan Intl by plane?

    A flight from Seattle/Tacoma Intl to Boston Logan Intl will travel around 3997,7 km.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Boston Logan Intl Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Boston Logan Intl Airport are updated daily.

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Boston Logan Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Boston Logan Intl Airport.

  • What documentation or ID do you need to fly to Boston Logan Intl Airport?

    The travel and health documents required for your trip to Boston Logan Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Boston Logan Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.


Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Boston?

It is quick and easy to find Seattle to Boston flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Boston that suits you.

Can I find flights from Seattle to Boston with flexible booking policies on momondo?

Yes. All flights to Boston from Seattle on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Seattle to Boston?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Boston from Seattle.

I’m not ready to book a flight from Seattle to Boston right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Seattle to Boston flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


An easier way to manage your Boston trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
From?
To?
Tue 30/4
Tue 7/5
Email me momondo's favourite deals

Find better results for your stay in the United States

Airports servicing Massachusetts