Distance between cities › USA › Montana › Grass Range, MT › Distance from Grass Range to Phoenix Sky Harbor International Airport Book Hotels

Distance from Grass Range, MT to PHX Airport

Distance

1,271 mi

Time

23 hours 46 mins

Gas Cost

$116 - $226

Helpful Inaccurate

There are 953.75 miles from Grass Range to Phoenix Sky Harbor International Airport (PHX) in south direction and 1,271 miles (2,045.48 kilometers) by car, following the I-15 route.

Grass Range and PHX Airport are 23 hours 46 mins far apart, if you drive non-stop .

This is the fastest route from Grass Range, MT to PHX Airport. The halfway point is Vineyard, UT.

Please note the time difference between Grass Range, MT and PHX Airport is 1 hour. The current time in Grass Range is 12:13 am (Mar 12) and the current time in PHX Airport is 11:13 pm (Mar 11).

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Lowest Price Rental Cars in Grass Range, MT

Planning on renting a car to go from Grass Range, MT to PHX Airport? 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 51.05 gallons of gas to cover the route between Grass Range, MT and PHX Airport.

The estimated cost of gas to go from Grass Range to PHX Airport is $163.56.

During the route, an average car will release 1,000.14 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 $3.20 per gallon of regular gas. Price last updated on March 11, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Grass Range, MT and PHX Airport

If you want to meet halfway between Grass Range, MT and PHX Airport or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 40.271133 and -111.762924, or 40º 16' 16.0788" N, 111º 45' 46.5264" W. This location is 635.55 miles away from Grass Range, MT and PHX Airport and it would take approximately 11 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 Vineyard, UT, situated 642 miles from Grass Range, MT and 675 miles from PHX Airport. It would take 11 hours 27 mins to go from Grass Range to Vineyard and 10 hours 54 mins to go from PHX to Vineyard.

Major City Closest to Halfway Point

The major city closest to the halfway point between Grass Range, MT and PHX Airport is Provo, UT, situated 649 miles from Grass Range, MT and 663 miles from PHX Airport. It would take 11 hours 27 mins to go from Grass Range to and 10 hours 38 mins to go from PHX to Provo.