Cheap flights Seattle - Boston, United States

Compare flights Seattle - Boston and book wherever you prefer

We search all the airline and agency websites to find the cheapest flight for the route Seattle - Boston. Find your Seattle - Boston flight using Trabber and book it directly on the website with the best price, saving time and money.

Information about the route Seattle - Boston

Average price $435
Duration 5 hours and 14 minutes
Cheap month September
High season August
Best getaway departing: Monday, returning: Friday
Distance 4000 km
Best time to buy 20 days in advance

Cheapest airlines on route Seattle - Boston

Code Airline % Searches % being the cheapest
NK Spirit Airlines 92.4 54.2
AA American Airlines 98.4 42.1
AS Alaska 100.0 4.4
B6 JetBlue 76.4 2.4
DL Delta 96.8 2.0
SY Sun Country Airlines 60.1 0.3
UA United 99.1 0.2
TK Turkish 58.1 0.0
F9 Frontier 7.5 0.0
WN Southwest Airlines 3.7 0.0
Overall ranking and explanation

Frequently asked questions about flights Seattle - Boston

How long is the flight from Seattle to Boston?

The shortest journey by plane from Seattle (SEA) to Boston (BOS) lasts 5 hours and 14 minutes. In the opposite direction, from BOS to SEA, it takes 6 hours and 17 minutes.

What is the distance in a straight line between Seattle and Boston?

Boston is 4000 km away. away from Seattle.

Which commercial airlines offer non-stop flights from Seattle to Boston?

The airlines with direct flights from Seattle to Boston are: Alaska, American Airlines, Delta, JetBlue and United.

In which month can you find the lowest prices from Seattle to Boston?

The cheapest month to fly from Seattle to Boston is September.

In which month do plane tickets from Seattle to Boston reach higher prices?

The most expensive time to fly from Seattle to Boston is August.

What day of the week is it cheapest to fly from Seattle to Boston?

The cheapest day to travel from Seattle to Boston is Monday.

How far in advance is it advisable to book a flight from Seattle to Boston?

Booking 20 days before you get the best price from Seattle to Boston.

Top routes from Seattle and close to Boston

Top routes close to Seattle with destination Boston

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Boston source

Boston, United States

The city has 675,000 inhabitants. The official currency is the US Dollar (US$). The main touristic places are Faneuil Hall, Boston Stone, New England Aquarium, West End Museum, Boston Children's Museum, Museum of Science, Institute of Contemporary Art, Boston, MIT Museum, Museum of Fine Arts Boston and Isabella Stewart Gardner Museum. The closest airports to the city center are Logan (4 km), Plymouth Municipal, Worcester Regional, Manchester–Boston Regional (70 km), Provincetown Municipal, New Bedford Regional, Rhode Island T. F. Green (77 km), Portsmouth International Airport at Pease and Cape Cod Gateway. Boston is a city in United States where Trabber offers 103 hotels.

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