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

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

The driving distance from Alpena (APN) to Huntsville (HSV) is 892 miles / 1436 kilometers, and travel time by car is about 16 hours 32 minutes.

Distance from Alpena to Huntsville

There are several ways to calculate the distance from Alpena to Huntsville. 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 Alpena to Huntsville?

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

What is the time difference between Alpena and Huntsville?

The time difference between Alpena and Huntsville is 1 hour. Huntsville is 1 hour behind Alpena.

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

On average, flying from Alpena to Huntsville 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 Alpena to Huntsville

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

Airport information

Origin	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

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