How far is Alpena, MI, from Huntsville, AL?

The distance between Huntsville (Huntsville International Airport) and Alpena (Alpena County Regional Airport) is 740 miles / 1191 kilometers / 643 nautical miles.

The driving distance from Huntsville (HSV) to Alpena (APN) is 892 miles / 1436 kilometers, and travel time by car is about 16 hours 33 minutes.

Distance from Huntsville to Alpena

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

Vincenty's formula (applied above)

• 740.174 miles
• 1191.195 kilometers
• 643.194 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

• 741.104 miles
• 1192.691 kilometers
• 644.002 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 Huntsville to Alpena?

The estimated flight time from Huntsville International Airport to Alpena County Regional Airport is 1 hour and 54 minutes.

What is the time difference between Huntsville and Alpena?

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

Flight carbon footprint between Huntsville International Airport (HSV) and Alpena County Regional Airport (APN)

On average, flying from Huntsville to Alpena generates about 129 kg of CO2 per passenger, and 129 kilograms equals 284 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Huntsville to Alpena

See the map of the shortest flight path between Huntsville International Airport (HSV) and Alpena County Regional Airport (APN).

Airport information

Origin	Huntsville International Airport
City:	Huntsville, AL
Country:	United States
IATA Code:	HSV
ICAO Code:	KHSV
Coordinates:	34°38′13″N, 86°46′30″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