How far is Seattle, WA, from Wilmington, DE?

The distance between Wilmington (Wilmington Airport (Delaware)) and Seattle (Seattle–Tacoma International Airport) is 2368 miles / 3810 kilometers / 2057 nautical miles.

The driving distance from Wilmington (ILG) to Seattle (SEA) is 2808 miles / 4519 kilometers, and travel time by car is about 50 hours 29 minutes.

Distance from Wilmington to Seattle

There are several ways to calculate the distance from Wilmington to Seattle. Here are two standard methods:

Vincenty's formula (applied above)

• 2367.546 miles
• 3810.195 kilometers
• 2057.341 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth's surface using an ellipsoidal model of the planet.

Haversine formula

• 2361.581 miles
• 3800.596 kilometers
• 2052.158 nautical miles

The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).

How long does it take to fly from Wilmington to Seattle?

The estimated flight time from Wilmington Airport (Delaware) to Seattle–Tacoma International Airport is 4 hours and 58 minutes.

What is the time difference between Wilmington and Seattle?

The time difference between Wilmington and Seattle is 3 hours. Seattle is 3 hours behind Wilmington.

Flight carbon footprint between Wilmington Airport (Delaware) (ILG) and Seattle–Tacoma International Airport (SEA)

On average, flying from Wilmington to Seattle generates about 260 kg of CO2 per passenger, and 260 kilograms equals 573 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Wilmington to Seattle

See the map of the shortest flight path between Wilmington Airport (Delaware) (ILG) and Seattle–Tacoma International Airport (SEA).

Airport information

Origin	Wilmington Airport (Delaware)
City:	Wilmington, DE
Country:	United States
IATA Code:	ILG
ICAO Code:	KILG
Coordinates:	39°40′43″N, 75°36′23″W

Destination	Seattle–Tacoma International Airport
City:	Seattle, WA
Country:	United States
IATA Code:	SEA
ICAO Code:	KSEA
Coordinates:	47°26′56″N, 122°18′32″W