Distance between cities › USA › Montana › Roberts, MT › Distance from Roberts to Simpson Book Hotels

Distance from Roberts, MT to Simpson, LA

Distance

1,667 mi

Time

1 day 5 hours

Gas Cost

$155 - $302

There are 1,305.71 miles from Roberts to Simpson in southeast direction and 1,667 miles (2,682.78 kilometers) by car, following the US-87 route.

Roberts and Simpson are 1 day 5 hours far apart, if you drive non-stop .

This is the fastest route from Roberts, MT to Simpson, LA.

Please note the time difference between Roberts, MT and Simpson, LA is 1 hour. The current time in Roberts is 2:51 am and the current time in Simpson is 3:51 am.

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Lowest Price Rental Cars in Roberts, MT

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Roberts »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 66.94 gallons of gas to cover the route between Roberts, MT and Simpson, LA.

The estimated cost of gas to go from Roberts to Simpson is $218.36.

During the route, an average car will release 1,311.49 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 Roberts, MT and Simpson, LA

If you want to meet halfway between Roberts, MT and Simpson, LA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 37.639998 and -102.620479, or 37º 38' 23.9928" N, 102º 37' 13.7244" W. This location is 833.40 miles away from Roberts, MT and Simpson, LA and it would take approximately 14 hours 53 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Two Buttes, CO, situated 846 miles from Roberts, MT and 846 miles from Simpson, LA. It would take 14 hours 48 mins to go from Roberts to Two Buttes and 15 hours 44 mins to go from Simpson to Two Buttes.

Major Cities Along the Route

Some major cities along the route include Wichita Falls, TX, Billings, MT, Carrollton, TX, Mesquite, TX, Lewisville, TX, Denton, TX, Richardson, TX and Amarillo, TX.