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

Distance from Orient, IL to Dillon, MT

Distance

1,632 mi

Time

1 day 5 hours

Gas Cost

$152 - $296

There are 1,316.87 miles from Orient to Dillon in northwest direction and 1,632 miles (2,626.45 kilometers) by car, following the I-90 route.

Orient and Dillon are 1 day 5 hours far apart, if you drive non-stop .

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

Please note the time difference between Orient, IL and Dillon, MT is 1 hour. The current time in Orient is 7:01 am and the current time in Dillon is 6:01 am.

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Lowest Price Rental Cars in Orient, IL

Planning on renting a car to go from Orient, IL to Dillon, 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 65.56 gallons of gas to cover the route between Orient, IL and Dillon, MT.

The estimated cost of gas to go from Orient to Dillon is $213.85.

During the route, an average car will release 1,284.40 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 Dillon, MT

If you want to meet halfway between Orient, IL and Dillon, MT or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 43.803814 and -99.375916, or 43º 48' 13.7304" N, 99º 22' 33.2976" W. This location is 816.19 miles away from Orient, IL and Dillon, MT and it would take approximately 14 hours 32 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Oacoma, SD, situated 860 miles from Orient, IL and 774 miles from Dillon, MT. It would take 15 hours 27 mins to go from Orient to Oacoma and 13 hours 40 mins to go from Dillon to Oacoma.