Distance between cities › USA › Montana › Grass Range, MT › Distance from Grass Range to Dorena Book Hotels

Distance from Grass Range, MT to Dorena, OR

Distance

990 mi

Time

18 hours 35 mins

Gas Cost

$92 - $179

There are 718.33 miles from Grass Range to Dorena in southwest direction and 990 miles (1,593.25 kilometers) by car, following the MT 200 route.

Grass Range and Dorena are 18 hours 35 mins far apart, if you drive non-stop .

This is the fastest route from Grass Range, MT to Dorena, OR.

Please note the time difference between Grass Range, MT and Dorena, OR is 1 hour. The current time in Grass Range is 6:02 am and the current time in Dorena is 5:02 am.

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Lowest Price Rental Cars in Grass Range, MT

Planning on renting a car to go from Grass Range, MT to Dorena, OR? Here there are some offers to rent a car in Grass Range, MT

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Grass Range »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 39.75 gallons of gas to cover the route between Grass Range, MT and Dorena, OR.

The estimated cost of gas to go from Grass Range to Dorena is $129.65.

During the route, an average car will release 778.72 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 Grass Range, MT and Dorena, OR

If you want to meet halfway between Grass Range, MT and Dorena, OR or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 47.709669 and -116.89161, or 47º 42' 34.8084" N, 116º 53' 29.796" W. This location is 494.85 miles away from Grass Range, MT and Dorena, OR and it would take approximately 9 hours 17 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Post Falls, ID, situated 477 miles from Grass Range, MT and 514 miles from Dorena, OR. It would take 8 hours 48 mins to go from Grass Range to Post Falls and 9 hours 50 mins to go from Dorena to Post Falls.

Major City Closest to Halfway Point

The major city closest to the halfway point between Grass Range, MT and Dorena, OR is Spokane, WA, situated 500 miles from Grass Range, MT and 490 miles from Dorena, OR. It would take 9 hours 16 mins to go from Grass Range to Spokane and 9 hours 23 mins to go from Dorena to Spokane.