Cheap flights from Seattle to Boston from C$ 224
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Boston departing on 12/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Below you can see the best fares for your round-trip flight route over the next three months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Seattle to Boston by changing tabs
Find the cheapest one-way flights from Seattle to Boston
If you're looking for one-way flights from Seattle to Boston, view some of our deals below provided by Alaska Airlines, Delta and JetBlue
Search last-minute flights to Boston from Seattle
Find and compare round-trip flight prices for your last-minute flight from Seattle to Boston
Best airlines flying from Seattle to Boston
Compare and see reviews for airlines that fly from Seattle to Boston with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom C$ 164 | Free Cancellation | Rating 8.0 10,874 reviews | |||
| PriceFrom C$ 164 | Free Cancellation | Rating 8.0 9,115 reviews | |||
| PriceFrom C$ 169 | Free Cancellation | Rating 7.6 4,561 reviews | |||
| PriceFrom C$ 564 | Free Cancellation | Rating 8.8 4 reviews |
Delta Flights From Seattle to Boston
Delta flies from Seattle to Boston around 20 times per week, with 10,874 momondo users rating the airline 8.0/10. The cheapest Delta deal from Seattle to Boston in the last 72 hours was C$ 119 (round-trip), much lower than the average airfare cost of C$ 239 for Delta flights on this route.
Alaska Airlines Flights From Seattle to Boston
Alaska Airlines is also a popular choice for this route. Alaska Airlines flight deals for Seattle to Boston start from as low as C$ 119 round-trip, depending on your selected dates, with average Alaska Airlines deals seen on momondo around C$ 343. Alaska Airlines operates 17 flights to Boston from Seattle in an average week. Users have rated it 8.0/10 across 9,115 reviews.
Spirit Airlines flights from Seattle to Boston
Our best Spirit Airlines deals on Seattle to Boston flight tickets
Sun Country Air flights from Seattle to Boston
Our best Sun Country Air deals on Seattle to Boston flight tickets
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.
What is the cheapest day to depart Seattle for Boston?
Sunday. The cheapest day of the week is typically Sunday. The most expensive is typically Saturday
When is the cheapest time to fly from Seattle to Boston?
In the morning. Seattle to Boston flights are approximately 19% more expensive in the evening than in the morning
What is the cheapest airline that flies to Boston from Seattle?
Delta. Alaska Airlines, Delta, and Endeavor Airlines are the most popular carriers operating from Seattle to Boston
What is the cheapest Seattle to Boston flight route?
Seattle/Tacoma Intl - Boston Logan Intl. Fly from Seattle/Tacoma Intl to Boston Logan Intl for the best Seattle - Boston flight prices
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?
As of May 2024, there are 22 flights per week flying from Seattle to Boston. The most common time of day flights depart is 6:00a.m., with 48% of flights taking off at noon.
How many flights depart from Seattle to Boston on average per week?
The number of flights available between Seattle and Boston is 155 per week as of May 2024. The most frequent departure day is Thursday, with 15% of weekly flights leaving on this day.
Can stopping save me money on Seattle to Boston flights?
You could potentially save up to 7% on your flight if you consider stops on a Seattle to Boston flight.
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
Best price found | C$ 224 |
|---|---|
Fastest flight time | 5h 14m |
Direct flights | Every day |
Airports in Boston | 1 airport |
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. Typically, this will take 5h 14m by plane in normal conditions.
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 were last updated today.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Boston Logan Intl Airport?
As of May 2024, there are 4 operators available to choose from for flights from Seattle/Tacoma Intl Airport to Boston Logan Intl Airport.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Boston Logan Intl Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check 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 required travel and health documents for your Boston Logan Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Boston Logan Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
Why use momondo?
Why should I use momondo to find a flight deal from Seattle to Boston?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Seattle to Boston for 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 all potential Seattle to Boston flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
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.