Air Miles Calculator

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

Distance from Seattle to Wilmington (Boeing Field – Wilmington Airport (Delaware)) is 2367 miles / 3809 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)
  • 2366.793 miles
  • 3808.984 kilometers
  • 2056.687 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
  • 2360.834 miles
  • 3799.393 kilometers
  • 2051.508 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 Boeing Field (BFI) 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 Boeing Field
City: Seattle, WA
Country: United States Flag of United States
IATA Code: BFI
ICAO Code: KBFI
Coordinates: 47°31′47″N, 122°18′7″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 Boeing Field (BFI) and Wilmington Airport (Delaware) (ILG).

Frequent Flyer Miles Calculator

Seattle (BFI) → Wilmington (ILG).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
2367
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
2367

Round trip?