How far is Helena, MT, from Ithaca, NY?

The distance between Ithaca (Ithaca Tompkins Regional Airport) and Helena (Helena Regional Airport) is 1762 miles / 2835 kilometers / 1531 nautical miles.

The driving distance from Ithaca (ITH) to Helena (HLN) is 2057 miles / 3311 kilometers, and travel time by car is about 38 hours 42 minutes.

Distance from Ithaca to Helena

There are several ways to calculate the distance from Ithaca to Helena. Here are two standard methods:

Vincenty's formula (applied above)

• 1761.588 miles
• 2835.002 kilometers
• 1530.778 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

• 1756.879 miles
• 2827.422 kilometers
• 1526.686 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 Ithaca to Helena?

The estimated flight time from Ithaca Tompkins Regional Airport to Helena Regional Airport is 3 hours and 50 minutes.

What is the time difference between Ithaca and Helena?

The time difference between Ithaca and Helena is 2 hours. Helena is 2 hours behind Ithaca.

Flight carbon footprint between Ithaca Tompkins Regional Airport (ITH) and Helena Regional Airport (HLN)

On average, flying from Ithaca to Helena generates about 197 kg of CO2 per passenger, and 197 kilograms equals 435 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Ithaca to Helena

See the map of the shortest flight path between Ithaca Tompkins Regional Airport (ITH) and Helena Regional Airport (HLN).

Airport information

Origin	Ithaca Tompkins Regional Airport
City:	Ithaca, NY
Country:	United States
IATA Code:	ITH
ICAO Code:	KITH
Coordinates:	42°29′27″N, 76°27′30″W

Destination	Helena Regional Airport
City:	Helena, MT
Country:	United States
IATA Code:	HLN
ICAO Code:	KHLN
Coordinates:	46°36′24″N, 111°58′58″W