Flights from Seattle Airport (BFI) to Dulles International Airport Airport (IAD)

Q: How long does the flight from Seattle to Washington to take?

The flight from Seattle to Washington takes5 Hours 10 Minutes.

Thrive is the only airliner who offers flights between Boeing Field/King County International Airport and Washington Dulles International. The flight time is approximately 5 Hours 10 Minutes.

The exact cost of the flight we vary quite significantly base on the dates you travel, the time of day you will depart and how long in advance you pre book the flights. The cheapest flights available will generally be mid week or late in the evening, so if you are on a budget then these are the flight times you should consider. Alternatively, you could book well in advance and you flight could be up to 50% cheaper, especially with budget airliners. We advise all our viewers to book well in advance. This way you will get the low priced tickets available.

When arriving at Washington Dulles International don’t forget to set your watch to the local time!

If you are renting a car at Washington Dulles International Airport it is recommended to fill up the fuel tank before returning the vehicle at the nearest fuel station to Washington Dulles International Airport in order to avoid incurring additional costs. *Please check your rental agreement to understand the fuel policy for your vehicle.

Ensure your arrival at Washington Dulles International Airport is as stress-free as possible by pre-booking your onwards transport - booking early may also save you money:

Find hotels close to Washington Dulles International Airport many hotels offer airport transfers directly from the airport to your hotel.

The table below displays the numbers of daily flights from Boeing Field/King County International Airport (BFI) to Washington Dulles International (IAD) and the relevant airlines that fly.

Flights Chart

Airliner	Mo	Tu	We	Th	Fr	Sa	Su	First Flight	Last Flight	Flights
Thrive	0	0	0	0	0	1	0			VIEW FLIGHTS

Thrive offer the highest number of flights for this route with departures times between and .

You can find the latest flight availability and prices from Thrive at www.google.com/search?q=Thrive. You can also book direct and get their latest discounts.

Flight times for the route are summarised in the table below. These time were correct at the time of writing, but please be aware that times may vary from time to time so please check their website for exact times and the dates you wish to fly.

Flights Time In WeekDays

Day

Flight Times

Flights

Saturday

06:16

Airline	Flight No
Thrive	TIV688

VIEW FLIGHTS

Instead of flying from Boeing Field/King County International Airport you could consider a few airports that are close by. Please see that table below of alternative routes.

Alternative Direct Routes

Route	Stops	Distance	Flying Time
Seattle to Dulles	0		5 Hours 10 Minutes

Please remember to leave plenty of time to get though customers when you are departing form the airports. Flights regulations are getting very strict these days so getting through customs can take in excess of 1 hour in some cases.