How far is Helena, MT, from Lethbridge?

The distance between Lethbridge (Lethbridge Airport) and Helena (Helena Regional Airport) is 212 miles / 342 kilometers / 184 nautical miles.

The driving distance from Lethbridge (YQL) to Helena (HLN) is 267 miles / 429 kilometers, and travel time by car is about 4 hours 35 minutes.

Distance from Lethbridge to Helena

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

Vincenty's formula (applied above)

• 212.287 miles
• 341.643 kilometers
• 184.473 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

• 212.272 miles
• 341.619 kilometers
• 184.459 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 Lethbridge to Helena?

The estimated flight time from Lethbridge Airport to Helena Regional Airport is 54 minutes.

What is the time difference between Lethbridge and Helena?

There is no time difference between Lethbridge and Helena.

Flight carbon footprint between Lethbridge Airport (YQL) and Helena Regional Airport (HLN)

On average, flying from Lethbridge to Helena generates about 56 kg of CO2 per passenger, and 56 kilograms equals 124 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Lethbridge to Helena

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

Airport information

Origin	Lethbridge Airport
City:	Lethbridge
Country:	Canada
IATA Code:	YQL
ICAO Code:	CYQL
Coordinates:	49°37′49″N, 112°48′0″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