Distance between cities › USA › Montana › Boulder, MT › Distance from Boulder to Antelope Book Hotels

Distance from Boulder, MT to Antelope, MT

Distance

530 mi

Time

9 hours 41 mins

Gas Cost

$49 - $95

There are 395.81 miles from Boulder to Antelope in northeast direction and 530 miles (852.95 kilometers) by car, following the US-2 route.

Boulder and Antelope are 9 hours 41 mins far apart, if you drive non-stop .

This is the fastest route from Boulder, MT to Antelope, MT. The halfway point is Winnett, MT.

Boulder, MT and Antelope, MT are in the same time zone (MDT). Current time in both locations is 1:40 am.

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Lowest Price Rental Cars in Boulder, MT

Planning on renting a car to go from Boulder, MT to Antelope, MT? Here there are some offers to rent a car in Boulder, MT

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Boulder »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 21.27 gallons of gas to cover the route between Boulder, MT and Antelope, MT.

The estimated cost of gas to go from Boulder to Antelope is $68.60.

During the route, an average car will release 416.78 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 $3.23 per gallon of regular gas. Price last updated on March 13, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Boulder, MT and Antelope, MT

If you want to meet halfway between Boulder, MT and Antelope, MT or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 47.012627 and -108.253319, or 47º 0' 45.4572" N, 108º 15' 11.9484" W. This location is 264.85 miles away from Boulder, MT and Antelope, MT and it would take approximately 4 hours 50 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Winnett, MT, situated 275 miles from Boulder, MT and 280 miles from Antelope, MT. It would take 4 hours 30 mins to go from Boulder to Winnett and 5 hours 31 mins to go from Antelope to Winnett.