How far is Chattanooga, TN, from Johnstown, PA?

The distance between Johnstown (Johnstown–Cambria County Airport) and Chattanooga (Chattanooga Metropolitan Airport) is 504 miles / 812 kilometers / 438 nautical miles.

The driving distance from Johnstown (JST) to Chattanooga (CHA) is 625 miles / 1006 kilometers, and travel time by car is about 11 hours 42 minutes.

Distance from Johnstown to Chattanooga

There are several ways to calculate the distance from Johnstown to Chattanooga. Here are two standard methods:

Vincenty's formula (applied above)

• 504.255 miles
• 811.520 kilometers
• 438.186 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

• 504.170 miles
• 811.383 kilometers
• 438.112 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 Johnstown to Chattanooga?

The estimated flight time from Johnstown–Cambria County Airport to Chattanooga Metropolitan Airport is 1 hour and 27 minutes.

What is the time difference between Johnstown and Chattanooga?

There is no time difference between Johnstown and Chattanooga.

Flight carbon footprint between Johnstown–Cambria County Airport (JST) and Chattanooga Metropolitan Airport (CHA)

On average, flying from Johnstown to Chattanooga generates about 99 kg of CO2 per passenger, and 99 kilograms equals 219 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Johnstown to Chattanooga

See the map of the shortest flight path between Johnstown–Cambria County Airport (JST) and Chattanooga Metropolitan Airport (CHA).

Airport information

Origin	Johnstown–Cambria County Airport
City:	Johnstown, PA
Country:	United States
IATA Code:	JST
ICAO Code:	KJST
Coordinates:	40°18′57″N, 78°50′2″W

Destination	Chattanooga Metropolitan Airport
City:	Chattanooga, TN
Country:	United States
IATA Code:	CHA
ICAO Code:	KCHA
Coordinates:	35°2′7″N, 85°12′13″W