How far is Lewistown, MT, from Boise, ID?

The distance between Boise (Boise Airport) and Lewistown (Lewistown Municipal Airport) is 408 miles / 656 kilometers / 354 nautical miles.

The driving distance from Boise (BOI) to Lewistown (LWT) is 639 miles / 1028 kilometers, and travel time by car is about 11 hours 58 minutes.

Distance from Boise to Lewistown

There are several ways to calculate the distance from Boise to Lewistown. Here are two standard methods:

Vincenty's formula (applied above)

• 407.563 miles
• 655.909 kilometers
• 354.162 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

• 406.891 miles
• 654.828 kilometers
• 353.579 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 Boise to Lewistown?

The estimated flight time from Boise Airport to Lewistown Municipal Airport is 1 hour and 16 minutes.

What is the time difference between Boise and Lewistown?

There is no time difference between Boise and Lewistown.

Flight carbon footprint between Boise Airport (BOI) and Lewistown Municipal Airport (LWT)

On average, flying from Boise to Lewistown generates about 85 kg of CO2 per passenger, and 85 kilograms equals 187 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Boise to Lewistown

See the map of the shortest flight path between Boise Airport (BOI) and Lewistown Municipal Airport (LWT).

Airport information

Origin	Boise Airport
City:	Boise, ID
Country:	United States
IATA Code:	BOI
ICAO Code:	KBOI
Coordinates:	43°33′51″N, 116°13′22″W

Destination	Lewistown Municipal Airport
City:	Lewistown, MT
Country:	United States
IATA Code:	LWT
ICAO Code:	KLWT
Coordinates:	47°2′57″N, 109°28′1″W