Flights from Washington Airport IAD to Seattle Airport SEA
We've found the cheapest flights to Seattle
If it is your first time travelling to Seattle-Tacoma International then check out the airliners ITA Airways, Cathay Pacific, Starlux, Lufthansa, Ethiopian Airlines, Copa Airlines, Brussels Airlines, Avianca, Austrian Airlines, Qatar Airways, Korean Air, Jet Linx Aviation, Delta Air Lines, China Eastern Airlines, United Airlines, American Airlines and Alaska Airlines. These airliners all offer direct flights that depart from Washington Dulles International, so you will find flying to Seattle-Tacoma International is quite easy. The flight time is approximately 5 Hours 10 Minutes.
The cost of the flights varies significantly so we can’t provide you an estimate. Prices can be 50% cheaper if you book more than a month in advance. 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 recommend our viewers to pay and reserve the seats in advance. This ensures you get the best seats on the plane at the cheapest prices.
When arriving at Seattle-Tacoma International don’t forget to set your watch to the local time!
If you are planning a trip to Seattle-Tacoma International Airport from Washington Dulles International Airport you can pre-arrange short or long term parking at Washington Dulles International Airport.
If you chose to rent a car at Seattle-Tacoma International Airport and need to return it, find the nearest fuel station along your route to Seattle-Tacoma International Airport in order to avoid incurring additional cost when you return your vehicle.
We suggest pre-booking your transport to Washington Dulles International Airport. The following options are available:
- Private Transfers to Washington Dulles International Airport
- Buses to Washington Dulles International Airport
- Taxis to Washington Dulles International Airport
- Train Services to/near Washington Dulles International Airport
Ensure your arrival at Seattle-Tacoma International Airport is as smooth as possible by pre-booking your transport - which in many cases will also save you money:
- Car rental at Seattle-Tacoma International Airport (SEA)
- Private transfers at Seattle-Tacoma International Airport (SEA)
- Buses from Seattle-Tacoma International Airport (SEA)
- Taxis from Seattle-Tacoma International Airport (SEA)
- Train services at or near Seattle-Tacoma International Airport (SEA)
Find hotels close to Seattle-Tacoma International Airport many hotels offer airport transfers directly from the airport to your hotel.
Please see below the airlines that fly from Washington Dulles International (IAD) to Seattle-Tacoma International (SEA) and the amount of daily flights in operation.
| Airliner | Mo | Tu | We | Th | Fr | Sa | Su | First Flight | Last Flight | Flights |
|---|---|---|---|---|---|---|---|---|---|---|
| Alaska Airlines | 0 | 0 | 2 | 2 | 2 | 2 | 2 | 07:05 | 20:13 | VIEW FLIGHTS |
| American Airlines | 0 | 0 | 2 | 2 | 2 | 2 | 1 | 07:05 | 20:13 | VIEW FLIGHTS |
| United Airlines | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 17:50 | 20:56 | VIEW FLIGHTS |
| Qatar Airways | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 07:05 | 10:36 | VIEW FLIGHTS |
| Korean Air | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 07:00 | 10:05 | VIEW FLIGHTS |
| Jet Linx Aviation | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 07:05 | 10:36 | VIEW FLIGHTS |
| Delta Air Lines | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 07:00 | 10:05 | VIEW FLIGHTS |
| China Eastern Airlines | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 07:00 | 10:05 | VIEW FLIGHTS |
| Starlux | 0 | 0 | 1 | 1 | 1 | 1 | 0 | 17:17 | 20:13 | VIEW FLIGHTS |
| Lufthansa | 0 | 0 | 1 | 1 | 1 | 1 | 0 | 17:50 | 17:50 | VIEW FLIGHTS |
| Ethiopian Airlines | 0 | 0 | 1 | 1 | 1 | 1 | 0 | 17:50 | 20:56 | VIEW FLIGHTS |
| Copa Airlines | 0 | 0 | 1 | 1 | 1 | 1 | 0 | 17:50 | 20:56 | VIEW FLIGHTS |
| Brussels Airlines | 0 | 0 | 1 | 1 | 1 | 1 | 0 | 17:50 | 20:56 | VIEW FLIGHTS |
| Avianca | 0 | 0 | 1 | 1 | 1 | 1 | 0 | 20:56 | 20:56 | VIEW FLIGHTS |
| Austrian Airlines | 0 | 0 | 1 | 1 | 1 | 1 | 0 | 17:50 | 17:50 | VIEW FLIGHTS |
| Cathay Pacific | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 17:17 | 20:13 | VIEW FLIGHTS |
| ITA Airways | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 17:50 | 17:50 | VIEW FLIGHTS |
Flights from Washington Dulles International to Seattle-Tacoma International are very limited. Only Alaska Airlines operate flights, of which there is only 1 per week. The time of the departure for this flight is 07:05
You can find the latest flight availability and prices from Alaska Airlines at alaskaair.com. 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.
| Day | Flight Times | Flights | ||||||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Tuesday | 20:56
| VIEW FLIGHTS | ||||||||||||||||||||||||||||||||||||||||||||||||||||
| Wednesday | 07:46
10:05
17:17
17:50
20:13
20:56
| VIEW FLIGHTS | ||||||||||||||||||||||||||||||||||||||||||||||||||||
| Thursday | 07:00
07:46
10:05
10:36
17:17
17:50
20:56
| VIEW FLIGHTS | ||||||||||||||||||||||||||||||||||||||||||||||||||||
| Friday | 07:00
07:46
10:05
10:36
17:17
17:50
20:13
20:56
| VIEW FLIGHTS | ||||||||||||||||||||||||||||||||||||||||||||||||||||
| Saturday | 07:00
07:46
10:05
10:36
17:17
17:50
20:56
| VIEW FLIGHTS | ||||||||||||||||||||||||||||||||||||||||||||||||||||
| Sunday | 07:00
07:05
10:05
17:17
17:50
| VIEW FLIGHTS |
Flights to Seattle-Tacoma International are also available from airports close to Washington Dulles International. Below we have provided a short list of routes which you could consider is you feel that are suitable.
| Route | Stops | Distance | Flying Time |
|---|---|---|---|
| Baltimore Washington Thurgood Marshall to Seattle | 0 | 5 Hours 13 Minutes | |
| Washington Ronald Reagan Washington National to Seattle | 0 | 5 Hours 12 Minutes | |
| Philadelphia to Seattle | 0 | 5 Hours 18 Minutes |
Before you start your journey remember to check you have all your documents; in particular, your passport and flight tickets. You will be surprised at the amount of people of forget these!
Don't forget to book a hire car!
Search for cheap car rentals at IAD
Flight Price FAQ - Washington (IAD) to Seattle (SEA)
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Flight Info FAQ - Washington (IAD) to Seattle (SEA)
Don't forget to book your car rental!
Search for cheap car rentals in Dulles Virginia
Useful Information about Dulles International Airport
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