Flights from Seattle Airport SEA to Washington Airport IAD

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

The flight from Seattle to Washington takes5 Hours 10 Minutes.

We've found the cheapest flights to Washington

Returns from £188.90

One-way from £108.58

Flights are available to Seattle-Tacoma International from Washington Dulles International with a choice of 15 airliners, Ethiopian Airlines, Starlux, Jet Linx Aviation, Copa Airlines, Brussels Airlines, Avianca, Austrian Airlines, Korean Air, China Eastern Airlines, Delta Air Lines, Lufthansa, United Airlines, Qatar Airways, American Airlines and Alaska Airlines. The journey time flying from Seattle-Tacoma International to Washington Dulles International United States is around 5 Hours 10 Minutes. With the distance covered being 3,701 Km (2,300 Miles). The airport code for Seattle-Tacoma International is SEA and for Washington Dulles International it is IAD.

The cost of your trip (flights) can change at weekends and at certain times of the day (if there is a choice of flights to your chosen destination. Washington Dulles International United States flights may be normally booked months in advance and this may be the best option if you intend to get the best prices from Seattle-Tacoma International. Flights to Washington Dulles International United States normally increase in price the nearer the journey date, so it is worth trying to book your tickets in advance if you can.

The time zone at Washington Dulles International is 5.0 GMT compared to 8.0 GMT at Seattle-Tacoma International so bare this in mind is you need to make travel arrangements when you arrive at Washington Dulles International.

Travellers planning to fly from Seattle-Tacoma International Airport to Washington Dulles International Airport can pre-book short or long term car parking at Seattle-Tacoma International Airport.

If you rented a vehicle at Washington Dulles International Airport and have to return it with a full tank of fuel, avoid excess fees by refilling at the nearest fuel station to Washington Dulles International Airport.

Below are some options if you require transport to Seattle-Tacoma International Airport:

Pre-booking your transportation requirements at Washington Dulles International Airport can save a lot of time, hassle and money when arriving at the airport. Research and book your preferred choice of ground transportation at Washington Dulles International Airport:

Need a place to stay when you get to Washington? See a range of hotels near Washington Dulles International Airport

The table below shows the amount of daily flights in operation from Seattle-Tacoma International (SEA) to Washington Dulles International (IAD).

Flights Chart

Airliner	Mo	Tu	We	Th	Fr	Sa	Su	First Flight	Last Flight	Flights
Alaska Airlines	3	3	3	3	3	3	1	07:34	23:59	VIEW FLIGHTS
Qatar Airways	3	3	3	3	3	3	0	08:22	23:59	VIEW FLIGHTS
American Airlines	3	3	3	3	3	3	0	08:22	23:59	VIEW FLIGHTS
United Airlines	3	2	3	3	3	3	0	07:22	23:20	VIEW FLIGHTS
Lufthansa	2	2	2	2	2	2	0	08:00	21:06	VIEW FLIGHTS
Delta Air Lines	1	1	1	2	1	1	1	00:15	16:05	VIEW FLIGHTS
Korean Air	1	1	1	1	1	1	1	00:15	16:05	VIEW FLIGHTS
China Eastern Airlines	1	1	1	1	1	1	1	00:15	16:05	VIEW FLIGHTS
Starlux	1	1	1	1	1	1	0	23:30	23:30	VIEW FLIGHTS
Jet Linx Aviation	1	1	1	1	1	1	0	23:30	23:30	VIEW FLIGHTS
Copa Airlines	1	1	1	1	1	1	0	07:22	23:20	VIEW FLIGHTS
Brussels Airlines	1	1	1	1	1	1	0	08:00	08:00	VIEW FLIGHTS
Avianca	1	1	1	1	1	1	0	08:00	21:06	VIEW FLIGHTS
Austrian Airlines	1	1	1	1	1	1	0	08:00	08:00	VIEW FLIGHTS
Ethiopian Airlines	1	0	1	1	1	1	0	07:22	23:20	VIEW FLIGHTS

Alaska Airlines offer the most direct flights from Seattle-Tacoma International to Washington Dulles International with an average of 19 flights a week. The earliest flights are operated at 07:34 and the latest flights operated at 23:59 and the most common flight numbers are AS348, AS367 and AS737

Contact Alaska Airlines at alaskaair.com to booking a flight or find up to date information on the flight times.

Below you can see the times of all flights. These flight times do vary so we recommend you look on the appropriate airline website for accurate information for the dates you are departing.

Flights Time In WeekDays

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Flight Times

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