Distance between cities › USA › Louisiana › Hackberry, LA › Distance from Hackberry to Roundup Book Hotels

Distance from Hackberry, LA to Roundup, MT

Distance

1,708 mi

Time

1 day 6 hours

Gas Cost

$159 - $310

There are 1,399.10 miles from Hackberry to Roundup in northwest direction and 1,708 miles (2,748.76 kilometers) by car, following the I-25 route.

Hackberry and Roundup are 1 day 6 hours far apart, if you drive non-stop .

This is the fastest route from Hackberry, LA to Roundup, MT.

Please note the time difference between Hackberry, LA and Roundup, MT is 1 hour. The current time in Hackberry is 5:47 am and the current time in Roundup is 4:47 am.

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Lowest Price Rental Cars in Hackberry, LA

Planning on renting a car to go from Hackberry, LA to Roundup, MT? Here there are some offers to rent a car in Hackberry, LA

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Hackberry »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 68.61 gallons of gas to cover the route between Hackberry, LA and Roundup, MT.

The estimated cost of gas to go from Hackberry to Roundup is $223.80.

During the route, an average car will release 1,344.16 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 Hackberry, LA and Roundup, MT

If you want to meet halfway between Hackberry, LA and Roundup, MT or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 37.329055 and -102.61554, or 37º 19' 44.598" N, 102º 36' 55.944" W. This location is 854.17 miles away from Hackberry, LA and Roundup, MT and it would take approximately 15 hours 18 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Springfield, CO, situated 865 miles from Hackberry, LA and 844 miles from Roundup, MT. It would take 16 hours 3 mins to go from Hackberry to Springfield and 14 hours 35 mins to go from Roundup to Springfield.