How far is Montgomery, IN from Gary, IN?
Distance by Flight
Shortest distance between Montgomery and Gary is 203.12 miles (326.89 km).
Flight distance from Montgomery, IN to Gary, IN is 203.12 miles. Estimated flight time is 00 hours 29 minutes.
It takes 00 hours 26 minutes to travel from Montgomery to Gary with an airplane (average speed of 550 miles).
Driving distance
The driving distance from Montgomery, Indiana to Gary, Indiana is: 242.36 miles (390.04 km) by car.
Driving from Montgomery to Gary will take approximately 04 hours 18 minutes.
#1 Montgomery
Town in Barr Township, Daviess County, Indiana, United States
| Population | 764 |
|---|---|
| GPS Coordinates | 38°39'45"N 87°2'46"W |
| Latitude | 38.6625500 |
| Longitude | -87.0461200 |
| Altitude | 161 |
| Country | United States |
#2 Gary
The most populous city in Lake County, Indiana. It is located on the south shore of Lake Michigan in northwestern Indiana. Gary is known for its many parks and green spaces, its many historical sites, and its many attractions, such as the Gary Historical Society and the Gary Civic Center.
| Population | 74693 |
|---|---|
| GPS Coordinates | 41°35'36"N 87°20'47"W |
| Latitude | 41.5933700 |
| Longitude | -87.3464300 |
| Altitude | 183 |
| Country | United States |
Ending point in Gary: (-87.346439,41.59327)
Estimated Travel Time Between Montgomery and Gary
The distance between Montgomery and Gary is 390 km if you choose to drive by road. You can go 04 hours 20 minutes if you drive your car at an average speed of 90 kilometers / hour. For different choices, please review the avg. speed travel time table on the below.
Please keep in mind that there is a 1 hour time gap between Montgomery, IN and Gary, IN. The current time in Montgomery is 23:50:24, although it is 22:50:24 in Gary.
| Average Speed | Travel Time |
|---|---|
| 30 mph (48.3 km/h) | 08 hours 04 minutes |
| 40 mph (64.37 km/h) | 06 hours 03 minutes |
| 50 mph (80.47 km/h) | 04 hours 50 minutes |
| 60 mph (96.56 km/h) | 04 hours 02 minutes |
| 70 mph (112.65 km/h) | 03 hours 27 minutes |
| 75 mph (120.7 km/h) | 03 hours 13 minutes |
| 80 mph (128.75 km/h) | 03 hours 01 minutes |
Gas Consumption
A car with a fuel efficiency of 8.3 l/100 km will need 32.37 liters (8.55 gallon) of gas to cover the route between Montgomery and Gary.
The estimated cost of gas to go from Montgomery to Gary is $28.95 (diesel $37.34).
Indiana gas prices.
| Gasoline | Mid Grade | Premium | Diesel | |
|---|---|---|---|---|
| Gallon | $3.39 | $3.88 | $4.33 | $4.37 |
| Total | $28.95 | $33.14 | $37.01 | $37.34 |
Take a look at our Gas Cost Calculator feature. It will figure out how much it will cost to drive this particular distance.
The average gas price (in Indiana ) per gallon of daily gas for calculations is $3.385 (Diesel $4.366) /gallon. Last changed prices on December 26, 2025.
How did we calculate the distance?
The place names are translated into coordinates to approximate the distance between Montgomery and Gary (latitude and longitude). Cities, states, and countries each have their own regional center. The Haversine formula is used to measure the radius.
Distance to Other Cities
Driving distance from Saint Joseph, IN to Montgomery 84.34 miles (136 km)
Driving distance from Alaska, IN to Montgomery 78.39 miles (126 km)
Driving distance from Nebraska, IN to Montgomery 102.37 miles (165 km)
Driving distance from Utah, IN to Montgomery 133.32 miles (215 km)
