Distance between cities › USA › Montana › Grass Range, MT › Distance from Grass Range to Riviera Book Hotels

Distance from Grass Range, MT to Riviera, TX

Distance

1,734 mi

Time

1 day 6 hours

Gas Cost

$162 - $314

There are 1,487.86 miles from Grass Range to Riviera in southeast direction and 1,734 miles (2,790.60 kilometers) by car, following the US-87 route.

Grass Range and Riviera are 1 day 6 hours far apart, if you drive non-stop .

This is the fastest route from Grass Range, MT to Riviera, TX.

Please note the time difference between Grass Range, MT and Riviera, TX is 1 hour. The current time in Grass Range is 1:50 am and the current time in Riviera is 2:50 am.

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Lowest Price Rental Cars in Grass Range, MT

Planning on renting a car to go from Grass Range, MT to Riviera, TX? Here there are some offers to rent a car in Grass Range, MT

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Grass Range »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 69.64 gallons of gas to cover the route between Grass Range, MT and Riviera, TX.

The estimated cost of gas to go from Grass Range to Riviera is $227.18.

During the route, an average car will release 1,364.46 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 Grass Range, MT and Riviera, TX

If you want to meet halfway between Grass Range, MT and Riviera, TX or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 38.111896 and -102.65132, or 38º 6' 42.8256" N, 102º 39' 4.752" W. This location is 867.06 miles away from Grass Range, MT and Riviera, TX and it would take approximately 15 hours 16 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Lamar, CO, situated 841 miles from Grass Range, MT and 894 miles from Riviera, TX. It would take 14 hours 39 mins to go from Grass Range to Lamar and 15 hours 54 mins to go from Riviera to Lamar.