Distance between cities › USA › Illinois › Orient, IL › Distance from Orient to Harrison Book Hotels

Distance from Orient, IL to Harrison, MT

Distance

1,571 mi

Time

1 day 3 hours

Gas Cost

$146 - $285

There are 1,285.88 miles from Orient to Harrison in northwest direction and 1,571 miles (2,528.28 kilometers) by car, following the I-90 route.

Orient and Harrison are 1 day 3 hours far apart, if you drive non-stop .

This is the fastest route from Orient, IL to Harrison, MT.

Please note the time difference between Orient, IL and Harrison, MT is 1 hour. The current time in Orient is 5:33 am and the current time in Harrison is 4:33 am.

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Lowest Price Rental Cars in Orient, IL

Planning on renting a car to go from Orient, IL to Harrison, MT? Here there are some offers to rent a car in Orient, IL

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Orient »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 63.08 gallons of gas to cover the route between Orient, IL and Harrison, MT.

The estimated cost of gas to go from Orient to Harrison is $205.75.

During the route, an average car will release 1,235.78 pounds of CO₂ to the atmosphere. The carbon footprint would be 0.79 pounds of CO₂ per mile.

Average USA gas price used for calculation is $3.26 per gallon of regular gas. Price last updated on March 12, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Orient, IL and Harrison, MT

If you want to meet halfway between Orient, IL and Harrison, MT or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 43.738124 and -98.841243, or 43º 44' 17.2464" N, 98º 50' 28.4748" W. This location is 785.29 miles away from Orient, IL and Harrison, MT and it would take approximately 13 hours 49 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Kimball, SD, situated 836 miles from Orient, IL and 735 miles from Harrison, MT. It would take 15 hours 6 mins to go from Orient to Kimball and 12 hours 36 mins to go from Harrison to Kimball.