Air Miles Calculator

Distance between Seattle, WA (SEA) and Wilmington, DE (ILG)

Distance from Seattle to Wilmington (Seattle–Tacoma International Airport – Wilmington Airport (Delaware)) is 2368 miles / 3810 kilometers / 2057 nautical miles.

How far is Wilmington from Seattle?

There are several ways to calculate distances between Seattle and Wilmington. Here are two common 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 earth.

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).

Flight duration

Estimated flight time from Seattle–Tacoma International Airport (SEA) to Wilmington Airport (Delaware) (ILG) is 4 hours 58 minutes.

Time difference and current local times

The time difference between Seattle and Wilmington is 3 hours. Wilmington is 3 hours ahead of Seattle.

Time Difference

Seattle
Wilmington

Seattle, WA

 PDT

Wilmington, DE

 EDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 264 kg (582 pounds).

Airport information


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

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

Seattle to Wilmington flight path

Shortest flight path between Seattle–Tacoma International Airport (SEA) and Wilmington Airport (Delaware) (ILG).

Frequent Flyer Miles Calculator

Seattle (SEA) → Wilmington (ILG).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
2368
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
2368

Round trip?