Cheap flights from Boston to Seattle Lake Union

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How much is a flight from Boston to Seattle Lake Union?

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

Pick a travel date to see today’s available fares.

Flying during the week can be more affordable, as weekend flights tend to be pricier. Also consider demand and availability: the last remaining seats often come at higher fares!

Flying from or to Boston and Seattle? Here are your airport options

Knowing your full list of nearby airports can make flight planning easier, especially when routes vary.

  • Airports in Boston: Only Boston - Logan is available for departures.
  • Airports in Seattle: Arrivals into Seattle are possible from 2 airports - Boeing Field, Lake Union.

For families or those traveling with assistance, smaller airports can be easier to navigate. Cities served by multiple airports often allow for more flexible travel planning.

Flights from Boston - Logan to Seattle - Lake Union

Explore flights from Boston to Seattle Lake Union your way

On Jetcost, you can filter by round-trip or one-way, time of day, airline, number of stops, and even by specific travel agency.

Other popular destinations

Also interested in United States? Check out: Atlanta, Los Angeles, Miami, New York City, Orlando.

If you’re flexible with dates, try checking the days before and after to see if prices vary. Some routes are offered by multiple agencies — comparing fares can really pay off.
Frequently Asked Questions

Frequently asked questions about flights from Boston to Seattle Lake Union.

How much does an airline ticket from Boston to Seattle Lake Union 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 Lake Union.

How far is Boston from Seattle?

Boston is about 4003 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: Atlanta, Los Angeles, Miami, New York City, Orlando.

When should I book a flight from Boston to Seattle?

This information is not available at the moment.

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.