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Cheap Flights from Washington Dulles to Seattle / Tacoma International in 2019

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Estimated lowest prices only. Found in the last 14 days.

Flight information Washington Dulles to Seattle / Tacoma International

Cheapest roundtrip price last month

$170

Non-stop airlines

3

Flights per week

35

Average flight time, total distance 2302 miles

5h 31min

Most popular airline last month

United

Seattle / Tacoma International and Seattle Boeing Fld

2 airports

Frequently asked questions

There are 2 airports in Seattle / Tacoma International: Seattle / Tacoma International and Seattle Boeing Fld.
The best price found on Skyscanner for a flight from Washington Dulles to Seattle / Tacoma International is $170. This was found by aggregating across different carriers and is the cheapest price for the whole month.
5h 31min is the average flight time from Washington Dulles to Seattle / Tacoma International.
There are 3 airlines who fly non-stop from Washington Dulles to Seattle / Tacoma International.
There are 35 flights per week flying from Washington Dulles to Seattle / Tacoma International, as of October.

Compare flights from Washington to Seattle and find the cheapest flights with Skyscanner

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When is the best time to book from Washington to Seattle?

Useful information before booking your travel from Washington to Seattle

Check the travel information panel above to get exact information about:

  • Distance from Washington Dulles to Seattle / Tacoma International
  • Flight time from Washington Dulles to Seattle / Tacoma International
  • Which airlines provide the cheapest tickets from Washington to Seattle
  • Which airlines fly direct to Seattle from Washington.

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Prices shown on this page are estimated lowest prices only. Found in the last 45 days.