Distance between cities › USA › North Dakota › Forbes, ND › Distance from Forbes to Custer Book Hotels

Distance from Forbes, ND to Custer, MT

Distance

520 mi

Time

8 hours 50 mins

Gas Cost

$48 - $94

There are 420.77 miles from Forbes to Custer in west direction and 520 miles (836.86 kilometers) by car, following the I-94 route.

Forbes and Custer are 8 hours 50 mins far apart, if you drive non-stop .

This is the fastest route from Forbes, ND to Custer, MT. The halfway point is Dickinson, ND.

Please note the time difference between Forbes, ND and Custer, MT is 1 hour. The current time in Forbes is 1:02 am and the current time in Custer is 12:02 am.

Any questions or tips to share?

Share with fellow travellers any question or tips about the route from Forbes, ND to Custer, MT:

Lowest Price Rental Cars in Forbes, ND

Planning on renting a car to go from Forbes, ND to Custer, MT? Here there are some offers to rent a car in Forbes, ND

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Forbes »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 20.90 gallons of gas to cover the route between Forbes, ND and Custer, MT.

The estimated cost of gas to go from Forbes to Custer is $68.17.

During the route, an average car will release 409.42 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 Forbes, ND and Custer, MT

If you want to meet halfway between Forbes, ND and Custer, MT or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 46.888702 and -102.686180, or 46º 53' 19.3272" N, 102º 41' 10.248" W. This location is 260.17 miles away from Forbes, ND and Custer, MT and it would take approximately 4 hours 25 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Dickinson, ND, situated 276 miles from Forbes, ND and 264 miles from Custer, MT. It would take 4 hours 56 mins to go from Forbes to Dickinson and 4 hours 16 mins to go from Custer to Dickinson.