Cheap flights from Washington Dulles to Seattle

Info about flights from Washington Dulles to Seattle

Some useful info about flights from Washington Dulles to Seattle to help you plan your next trip

Average flight duration 5h 48m

Cheapest month March

Average number of flights per week 7

First flight time 01:00

Last flight time 22:35

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How to get the best price from Washington Dulles to Seattle?

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

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

Search engines like Jetcost can highlight price changes in just seconds. For example, some users find better prices by flying on one day of the week over another — try several searches to spot the cheapest day.

Flights between Washington and Seattle: which airports can you choose?

The distance between Washington and Seattle is about 3702 km. Checking alternative airports can help lower the total cost of your trip.

Airports in Washington: Washington is served by 3 airports - Dulles international, Ronald Reagan, Washington International.
Airports in Seattle: Seattle is served by 2 airports - Boeing Field, Lake Union.

Choosing airports with fast connections to the city center can cut down total travel time. You can compare all flights from Washington airports to find the best option.

Flights from Washington - Dulles international to Seattle - Tacoma

Find the best flight from Washington Dulles to Seattle

With Jetcost, you can filter results by flight time, airline, price range, and layovers. Choose direct or connecting flights, round-trip or one-way, and compare offers from the best airlines and travel agencies.

Other popular destinations

Searching for flights to United States? Travelers also looked at: Atlanta, Los Angeles, Miami, New York City, Orlando.

Use filters to exclude options that don’t match your budget or travel preferences and personalize your search for Washington Dulles – Seattle flights.

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 3 months in advance, while the worst time is 5 weeks in advance.

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

The cheapest month to fly from Washington to Seattle is March.

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

The most expensive month to fly from Washington to Seattle is June.

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

This information is not available at the moment.

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