Cheap flights from Seattle to Boston

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Flight prices from Seattle to Boston

There’s no fixed price — fares between Seattle and Boston can vary a lot by day or time.

Choose a date to explore the best fares now.

The lowest fares are often found with some flexibility in travel dates. If your plans are flexible, you’ll have a better chance of finding cheap flights.

Airport options between Seattle and Boston

Even for routes around 4005 km, using different airports might affect flight cost and travel time.

  • Airports in Seattle: You can fly from 2 airports in Seattle - Boeing Field, Lake Union.
  • Airports in Boston: Boston - Logan is the only functioning airport.

Checking the average travel time to the airport can help you plan better. For some routes, changing your arrival or departure airport might also affect the price.

Flights from Seattle - Tacoma to Boston - Logan

Find flights from Seattle to Boston that suit your schedule

Use Jetcost to sort and filter results based on your preferred flight time, number of stops, price range, or airline. View deals from the best airlines and travel agencies.

Other popular destinations

Interested in United States? These cities are also in demand: Las Vegas, Los Angeles, Miami, New York City, Orlando.

Connecting flights can be cheaper but often mean longer layovers. You can easily select either direct or connecting flights with a single click using the filters.
Frequently Asked Questions

Frequently asked questions about flights from Seattle to Boston.

How much does an airline ticket from Seattle to Boston cost?

Flight prices can vary a lot depending on the period and destination. At the moment, this information is not available for flights from Seattle to Boston.

How far is Seattle from Boston?

Seattle is about 4005 km from Boston.

What are the airports in Boston?

Boston has one airport: Boston - Logan.

What are the airports in Seattle?

Seattle has 2 airports: Boeing Field, Lake Union.

What are the most popular cities in United States?

The most popular cities in United States according to our users' searches are: Las Vegas, Los Angeles, Miami, New York City, Orlando.

When should I book a flight from Seattle to Boston?

The best time to book a flight from Seattle to Boston is 1 month in advance, while the worst time is 1 week in advance.

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

This information is not available at the moment.

What is the most expensive month to fly from Seattle to Boston?

This information is not available at the moment.

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

This information is not available at the moment.