Cheap flights from Boston to Seattle

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How much is a ticket from Boston to Seattle?

Depending on when you travel and how far in advance you book, fares between Boston and Seattle can differ a lot.

Choose a date to explore the best fares now.

If you’re flexible with timing, consider overnight flights — they often cost less and are less crowded. Exploring multiple date and time combinations can help you find the cheapest solution.

Which airports near Boston or Seattle offer flights?

In many cases, using a nearby airport can improve your chances of finding direct flights or better rates.

  • Airports in Boston: Only Boston - Logan is currently operating.
  • Airports in Seattle: 2 options available in Seattle - Boeing Field, Lake Union.

Secondary airports can offer faster travel thanks to shorter lines and quicker boarding times than major ones.

Flights from Boston - Logan to Seattle - Tacoma

Customize your flight from Boston to Seattle

Jetcost allows you to filter by travel dates, duration, layovers, carriers, and booking providers. You’ll find direct and connecting flights, one-way or round-trip, from the best airlines and travel agencies.

Other popular destinations

Thinking about United States? You might also consider: Las Vegas, Los Angeles, Miami, New York City, Orlando.

You can sort results by price, duration, or departure time to find the best option for you. When available, results always include both low-cost and traditional airlines.
Frequently Asked Questions

Frequently asked questions about flights from Boston to Seattle.

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

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

How far is Boston from Seattle?

Boston is about 4005 km from Seattle.

What are the airports in Seattle?

Seattle has 2 airports: Boeing Field, Lake Union.

What are the airports in Boston?

Boston has one airport: Boston - Logan.

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 Boston to Seattle?

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

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

This information is not available at the moment.

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

This information is not available at the moment.

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

This information is not available at the moment.