How far is Waco, TX, from Helena, MT?

The distance between Helena (Helena Regional Airport) and Waco (Waco Regional Airport) is 1299 miles / 2090 kilometers / 1129 nautical miles.

The driving distance from Helena (HLN) to Waco (ACT) is 1650 miles / 2656 kilometers, and travel time by car is about 29 hours 25 minutes.

Distance from Helena to Waco

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

Vincenty's formula (applied above)

• 1298.680 miles
• 2090.023 kilometers
• 1128.522 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

• 1298.833 miles
• 2090.269 kilometers
• 1128.655 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 Helena to Waco?

The estimated flight time from Helena Regional Airport to Waco Regional Airport is 2 hours and 57 minutes.

What is the time difference between Helena and Waco?

The time difference between Helena and Waco is 1 hour. Waco is 1 hour ahead of Helena.

Flight carbon footprint between Helena Regional Airport (HLN) and Waco Regional Airport (ACT)

On average, flying from Helena to Waco generates about 167 kg of CO2 per passenger, and 167 kilograms equals 368 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Helena to Waco

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

Airport information

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

Destination	Waco Regional Airport
City:	Waco, TX
Country:	United States
IATA Code:	ACT
ICAO Code:	KACT
Coordinates:	31°36′40″N, 97°13′49″W