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

Distance from Hackberry, LA to Fort Smith, MT

Distance

1,646 mi

Time

1 day 6 hours

Gas Cost

$153 - $298

There are 1,321.01 miles from Hackberry to Fort Smith in northwest direction and 1,646 miles (2,648.98 kilometers) by car, following the I-25 route.

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

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

Please note the time difference between Hackberry, LA and Fort Smith, MT is 1 hour. The current time in Hackberry is 11:37 am and the current time in Fort Smith is 10:37 am.

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Lowest Price Rental Cars in Hackberry, LA

Planning on renting a car to go from Hackberry, LA to Fort Smith, 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 66.11 gallons of gas to cover the route between Hackberry, LA and Fort Smith, MT.

The estimated cost of gas to go from Hackberry to Fort Smith is $215.64.

During the route, an average car will release 1,295.15 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 Fort Smith, MT

If you want to meet halfway between Hackberry, LA and Fort Smith, MT or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 36.828599 and -102.517381, or 36º 49' 42.9564" N, 102º 31' 2.5716" W. This location is 823.02 miles away from Hackberry, LA and Fort Smith, MT and it would take approximately 15 hours 3 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Boise City, OK, situated 816 miles from Hackberry, LA and 830 miles from Fort Smith, MT. It would take 15 hours 5 mins to go from Hackberry to Boise City and 15 hours 4 mins to go from Fort Smith to Boise City.