How far is Duluth, MN, from Williamsport, PA?

The distance between Williamsport (Williamsport Regional Airport) and Duluth (Duluth International Airport) is 851 miles / 1370 kilometers / 740 nautical miles.

The driving distance from Williamsport (IPT) to Duluth (DLH) is 1095 miles / 1762 kilometers, and travel time by car is about 20 hours 33 minutes.

Distance from Williamsport to Duluth

There are several ways to calculate the distance from Williamsport to Duluth. Here are two standard methods:

Vincenty's formula (applied above)

• 851.246 miles
• 1369.947 kilometers
• 739.712 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

• 849.530 miles
• 1367.187 kilometers
• 738.222 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 Williamsport to Duluth?

The estimated flight time from Williamsport Regional Airport to Duluth International Airport is 2 hours and 6 minutes.

What is the time difference between Williamsport and Duluth?

The time difference between Williamsport and Duluth is 1 hour. Duluth is 1 hour behind Williamsport.

Flight carbon footprint between Williamsport Regional Airport (IPT) and Duluth International Airport (DLH)

On average, flying from Williamsport to Duluth generates about 139 kg of CO2 per passenger, and 139 kilograms equals 307 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Williamsport to Duluth

See the map of the shortest flight path between Williamsport Regional Airport (IPT) and Duluth International Airport (DLH).

Airport information

Origin	Williamsport Regional Airport
City:	Williamsport, PA
Country:	United States
IATA Code:	IPT
ICAO Code:	KIPT
Coordinates:	41°14′30″N, 76°55′15″W

Destination	Duluth International Airport
City:	Duluth, MN
Country:	United States
IATA Code:	DLH
ICAO Code:	KDLH
Coordinates:	46°50′31″N, 92°11′36″W