Distance between cities › USA › Illinois › Walnut, IL › Distance from Walnut to Trego Book Hotels

Distance from Walnut, IL to Trego, MT

Distance

1,657 mi

Time

1 day 5 hours

Gas Cost

$156 - $303

There are 1,319.67 miles from Walnut to Trego in northwest direction and 1,657 miles (2,666.68 kilometers) by car, following the I-90 route.

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

This is the fastest route from Walnut, IL to Trego, MT.

Please note the time difference between Walnut, IL and Trego, MT is 1 hour. The current time in Walnut is 2:16 am and the current time in Trego is 1:16 am.

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Lowest Price Rental Cars in Walnut, IL

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Walnut »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 66.54 gallons of gas to cover the route between Walnut, IL and Trego, MT.

The estimated cost of gas to go from Walnut to Trego is $219.

During the route, an average car will release 1,303.75 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 $3.29 per gallon of regular gas. Price last updated on March 13, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Walnut, IL and Trego, MT

If you want to meet halfway between Walnut, IL and Trego, MT or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 44.118344 and -102.956923, or 44º 7' 6.0384" N, 102º 57' 24.9228" W. This location is 828.49 miles away from Walnut, IL and Trego, MT and it would take approximately 14 hours 42 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Box Elder, SD, situated 834 miles from Walnut, IL and 824 miles from Trego, MT. It would take 14 hours 36 mins to go from Walnut to Box Elder and 14 hours 53 mins to go from Trego to Box Elder.