How far is Roanoke, VA, from Montgomery, AL?

The distance between Montgomery (Montgomery Regional Airport) and Roanoke (Roanoke–Blacksburg Regional Airport) is 503 miles / 809 kilometers / 437 nautical miles.

The driving distance from Montgomery (MGM) to Roanoke (ROA) is 605 miles / 974 kilometers, and travel time by car is about 11 hours 7 minutes.

Distance from Montgomery to Roanoke

There are several ways to calculate the distance from Montgomery to Roanoke. Here are two standard methods:

Vincenty's formula (applied above)

• 502.880 miles
• 809.307 kilometers
• 436.991 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

• 502.852 miles
• 809.262 kilometers
• 436.966 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 Montgomery to Roanoke?

The estimated flight time from Montgomery Regional Airport to Roanoke–Blacksburg Regional Airport is 1 hour and 27 minutes.

What is the time difference between Montgomery and Roanoke?

The time difference between Montgomery and Roanoke is 1 hour. Roanoke is 1 hour ahead of Montgomery.

Flight carbon footprint between Montgomery Regional Airport (MGM) and Roanoke–Blacksburg Regional Airport (ROA)

On average, flying from Montgomery to Roanoke generates about 99 kg of CO2 per passenger, and 99 kilograms equals 218 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Montgomery to Roanoke

See the map of the shortest flight path between Montgomery Regional Airport (MGM) and Roanoke–Blacksburg Regional Airport (ROA).

Airport information

Origin	Montgomery Regional Airport
City:	Montgomery, AL
Country:	United States
IATA Code:	MGM
ICAO Code:	KMGM
Coordinates:	32°18′2″N, 86°23′38″W

Destination	Roanoke–Blacksburg Regional Airport
City:	Roanoke, VA
Country:	United States
IATA Code:	ROA
ICAO Code:	KROA
Coordinates:	37°19′31″N, 79°58′31″W