How far is Helena, MT, from Cody, WY?

The distance between Cody (Yellowstone Regional Airport) and Helena (Helena Regional Airport) is 203 miles / 327 kilometers / 177 nautical miles.

The driving distance from Cody (COD) to Helena (HLN) is 316 miles / 508 kilometers, and travel time by car is about 5 hours 49 minutes.

Distance from Cody to Helena

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

Vincenty's formula (applied above)

• 203.367 miles
• 327.288 kilometers
• 176.722 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

• 203.130 miles
• 326.906 kilometers
• 176.515 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 Cody to Helena?

The estimated flight time from Yellowstone Regional Airport to Helena Regional Airport is 53 minutes.

What is the time difference between Cody and Helena?

There is no time difference between Cody and Helena.

Flight carbon footprint between Yellowstone Regional Airport (COD) and Helena Regional Airport (HLN)

On average, flying from Cody to Helena generates about 55 kg of CO2 per passenger, and 55 kilograms equals 121 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Cody to Helena

See the map of the shortest flight path between Yellowstone Regional Airport (COD) and Helena Regional Airport (HLN).

Airport information

Origin	Yellowstone Regional Airport
City:	Cody, WY
Country:	United States
IATA Code:	COD
ICAO Code:	KCOD
Coordinates:	44°31′12″N, 109°1′26″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