How far is Decatur, IL, from Lopez, WA?

The distance between Lopez (Lopez Island Airport) and Decatur (Decatur Airport) is 1778 miles / 2862 kilometers / 1545 nautical miles.

The driving distance from Lopez (LPS) to Decatur (DEC) is 2237 miles / 3600 kilometers, and travel time by car is about 40 hours 6 minutes.

Distance from Lopez to Decatur

There are several ways to calculate the distance from Lopez to Decatur. Here are two standard methods:

Vincenty's formula (applied above)

• 1778.287 miles
• 2861.876 kilometers
• 1545.290 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

• 1774.117 miles
• 2855.165 kilometers
• 1541.666 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 Lopez to Decatur?

The estimated flight time from Lopez Island Airport to Decatur Airport is 3 hours and 52 minutes.

What is the time difference between Lopez and Decatur?

The time difference between Lopez and Decatur is 2 hours. Decatur is 2 hours ahead of Lopez.

Flight carbon footprint between Lopez Island Airport (LPS) and Decatur Airport (DEC)

On average, flying from Lopez to Decatur generates about 198 kg of CO2 per passenger, and 198 kilograms equals 437 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Lopez to Decatur

See the map of the shortest flight path between Lopez Island Airport (LPS) and Decatur Airport (DEC).

Airport information

Origin	Lopez Island Airport
City:	Lopez, WA
Country:	United States
IATA Code:	LPS
ICAO Code:	S31
Coordinates:	48°29′2″N, 122°56′16″W

Destination	Decatur Airport
City:	Decatur, IL
Country:	United States
IATA Code:	DEC
ICAO Code:	KDEC
Coordinates:	39°50′4″N, 88°51′56″W