How far is Chicago, IL, from Lewistown, MT?

The distance between Lewistown (Lewistown Municipal Airport) and Chicago (Chicago Midway International Airport) is 1130 miles / 1819 kilometers / 982 nautical miles.

The driving distance from Lewistown (LWT) to Chicago (MDW) is 1278 miles / 2057 kilometers, and travel time by car is about 22 hours 58 minutes.

Distance from Lewistown to Chicago

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

Vincenty's formula (applied above)

• 1129.978 miles
• 1818.524 kilometers
• 981.924 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

• 1127.267 miles
• 1814.160 kilometers
• 979.568 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 Lewistown to Chicago?

The estimated flight time from Lewistown Municipal Airport to Chicago Midway International Airport is 2 hours and 38 minutes.

What is the time difference between Lewistown and Chicago?

The time difference between Lewistown and Chicago is 1 hour. Chicago is 1 hour ahead of Lewistown.

Flight carbon footprint between Lewistown Municipal Airport (LWT) and Chicago Midway International Airport (MDW)

On average, flying from Lewistown to Chicago generates about 158 kg of CO2 per passenger, and 158 kilograms equals 349 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Lewistown to Chicago

See the map of the shortest flight path between Lewistown Municipal Airport (LWT) and Chicago Midway International Airport (MDW).

Airport information

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

Destination	Chicago Midway International Airport
City:	Chicago, IL
Country:	United States
IATA Code:	MDW
ICAO Code:	KMDW
Coordinates:	41°47′9″N, 87°45′8″W