Cheap flights from Washington Dulles to Seattle

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How much is a flight from Washington Dulles to Seattle?

Prices vary based on date, airline, and availability. Compare several options if you're flying between Washington and Seattle.

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

Fares change often — checking several times throughout the week can make a big difference. Booking in advance often means access to lower prices for the Washington Dulles - Seattle route.

Which airports are most convenient between Washington and Seattle?

Whether it’s cost or connection time, the right airport combination can make a difference.

  • Airports in Washington: There are 3 airports in Washington - Dulles international, Ronald Reagan, Washington International.
  • Airports in Seattle: In Seattle you can fly to/from 2 airports - Boeing Field, Lake Union.

In some cases, flying into a secondary airport can also reduce transfer costs. Connections from multiple airports give you more flight options and airlines.

Flights from Washington - Dulles international to Seattle - Tacoma

Plan your journey from Washington Dulles to Seattle with ease

Use Jetcost to tailor your search — direct or connecting flights, round-trip or one-way, filtered by airline, price, travel time, or agency.

Other popular destinations

Exploring options in United States? These cities are trending: Atlanta, Los Angeles, Miami, New York City, Orlando.

Flight availability can change quickly — refresh the results if you’ve been away from the page for a while.
Frequently Asked Questions

Frequently asked questions about flights from Washington Dulles to Seattle.

How much does an airline ticket from Washington Dulles 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 Washington Dulles to Seattle.

How far is Washington from Seattle?

Washington is about 3702 km from Seattle.

What are the airports in Seattle?

Seattle has 2 airports: Boeing Field, Lake Union.

What are the airports in Washington?

Washington has 3 airports: Dulles international, Ronald Reagan, Washington International.

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 Washington to Seattle?

The best time to book a flight from Washington to Seattle is 2 months in advance, while the worst time is 2 weeks in advance.

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

This information is not available at the moment.

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

This information is not available at the moment.

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

This information is not available at the moment.