How far is Alpena, MI, from Gillam?

The distance between Gillam (Gillam Airport) and Alpena (Alpena County Regional Airport) is 918 miles / 1477 kilometers / 798 nautical miles.

The driving distance from Gillam (YGX) to Alpena (APN) is 1580 miles / 2543 kilometers, and travel time by car is about 35 hours 10 minutes.

Distance from Gillam to Alpena

There are several ways to calculate the distance from Gillam to Alpena. Here are two standard methods:

Vincenty's formula (applied above)

• 917.925 miles
• 1477.257 kilometers
• 797.655 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

• 916.851 miles
• 1475.528 kilometers
• 796.721 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 Gillam to Alpena?

The estimated flight time from Gillam Airport to Alpena County Regional Airport is 2 hours and 14 minutes.

What is the time difference between Gillam and Alpena?

The time difference between Gillam and Alpena is 1 hour. Alpena is 1 hour ahead of Gillam.

Flight carbon footprint between Gillam Airport (YGX) and Alpena County Regional Airport (APN)

On average, flying from Gillam to Alpena generates about 145 kg of CO2 per passenger, and 145 kilograms equals 320 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Gillam to Alpena

See the map of the shortest flight path between Gillam Airport (YGX) and Alpena County Regional Airport (APN).

Airport information

Origin	Gillam Airport
City:	Gillam
Country:	Canada
IATA Code:	YGX
ICAO Code:	CYGX
Coordinates:	56°21′26″N, 94°42′38″W

Destination	Alpena County Regional Airport
City:	Alpena, MI
Country:	United States
IATA Code:	APN
ICAO Code:	KAPN
Coordinates:	45°4′41″N, 83°33′37″W