Is the flight better than driving?

The flight is much faster and more convenient.

How long is the drive?

It is about 40-45 hours of driving time.

What is the best way to get around?

Public transit is excellent; you do not need a car.

Are there direct flights?

Yes, many airlines offer direct flights from IAD.

Yes, it is generally safe, but use common sense.

Washington

Seattle

Train Flight

Washington to Seattle

Updated: 28 May 2026

The journey from Washington DC to Seattle covers approximately 2,700 miles. Flying from DCA or IAD to Seattle-Tacoma International Airport is the most efficient way to reach the Emerald City. For a scenic adventure, you can take a train from DC to Chicago and transfer to the Empire Builder, which travels through the northern plains and the Rocky Mountains to Seattle. Driving is a massive undertaking that takes at least 42 hours of pure driving time, usually spread over 4-5 days.

Total Distance: Driving distance 4,400 km, straight-line air distance 3,700 km.

Fastest Way

Non-stop flight from IAD to SEA, taking approximately 6 hours.

Cheapest Way

Budget airlines like Southwest or Alaska, often under $300 if booked in advance.

Compare Washington to Seattle Routes

	Train Connecting	Flight Direct
Duration	72 hours	6 hours
Avg Price	$400 - $1,200	$300 - $700
Operator	Amtrak	Alaska Airlines
Route	Capitol Limited to Chicago, then Empire Builder to Seattle.	IAD to SEA non-stop.
Tip	The Empire Builder is a beautiful route through the northern US.	SEA is a major hub for Alaska Airlines.

Travel Tips

Airport Transit
The Link light rail provides a direct link from SEA to downtown Seattle.
Driving Strategy
If driving, be prepared for high-altitude driving and potential snow in the mountains.
Weather
Seattle is known for its rain; pack a waterproof jacket.
Booking
Book flights in advance to get the best fares.
Public Transit
Seattle has an excellent public transit system; you do not need a car.

Safety Tips

Driving Safety
Mountain roads can be dangerous; check weather reports before driving.
Public Transit
The Link light rail and bus systems are safe and convenient for getting around the city.
Emergency
Keep local emergency numbers saved; Seattle is a major city.
Personal Safety
Stick to well-lit areas in downtown at night.