Distance between cities › USA › California › Forest Falls, CA › Distance from Forest Falls to Boulder Book Hotels

Distance from Forest Falls, CA to Boulder, MT

Distance

1,122 mi

Time

19 hours 2 mins

Gas Cost

$105 - $203

There are 876.34 miles from Forest Falls to Boulder in northeast direction and 1,122 miles (1,805.68 kilometers) by car, following the I-15 route.

Forest Falls and Boulder are 19 hours 2 mins far apart, if you drive non-stop .

This is the fastest route from Forest Falls, CA to Boulder, MT.

Please note the time difference between Forest Falls, CA and Boulder, MT is 1 hour. The current time in Forest Falls is 4:35 pm and the current time in Boulder is 5:35 pm.

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Lowest Price Rental Cars in Forest Falls, CA

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Forest Falls »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 45.05 gallons of gas to cover the route between Forest Falls, CA and Boulder, MT.

The estimated cost of gas to go from Forest Falls to Boulder is $146.94.

During the route, an average car will release 882.54 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 Forest Falls, CA and Boulder, MT

If you want to meet halfway between Forest Falls, CA and Boulder, MT or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 39.328737 and -112.082139, or 39º 19' 43.4532" N, 112º 4' 55.7004" W. This location is 560.82 miles away from Forest Falls, CA and Boulder, MT and it would take approximately 9 hours 31 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Scipio, UT, situated 549 miles from Forest Falls, CA and 574 miles from Boulder, MT. It would take 9 hours 44 mins to go from Forest Falls to Scipio and 9 hours 22 mins to go from Boulder to Scipio.

Major Cities Along the Route

Some major cities along the route include North Las Vegas, NV, West Jordan, UT, Provo, UT, Salt Lake City, UT, Victorville, CA, Las Vegas, NV and San Bernardino, CA.