Distance between cities › USA › Texas › Katy, TX › Distance from Katy to Monte Rio Book Hotels

Distance from Katy, TX to Monte Rio, CA

Distance

1,961 mi

Time

1 day 10 hours

Gas Cost

$180 - $349

There are 1,658.83 miles from Katy to Monte Rio in northwest direction and 1,961 miles (3,155.92 kilometers) by car, following the I-10 and US-87 route.

Katy and Monte Rio are 1 day 10 hours far apart, if you drive non-stop .

This is the fastest route from Katy, TX to Monte Rio, CA. The halfway point is Pomerene, AZ.

Please note the time difference between Katy, TX and Monte Rio, CA is 2 hours. The current time in Katy is 9:44 pm and the current time in Monte Rio is 7:44 pm.

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Lowest Price Rental Cars in Katy, TX

Planning on renting a car to go from Katy, TX to Monte Rio, CA? Here there are some offers to rent a car in Katy, TX

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Katy »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 78.76 gallons of gas to cover the route between Katy, TX and Monte Rio, CA.

The estimated cost of gas to go from Katy to Monte Rio is $252.34.

During the route, an average car will release 1,542.99 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 Katy, TX and Monte Rio, CA

If you want to meet halfway between Katy, TX and Monte Rio, CA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 31.987944 and -110.239731, or 31º 59' 16.5984" N, 110º 14' 23.0316" W. This location is 980.52 miles away from Katy, TX and Monte Rio, CA and it would take approximately 17 hours 8 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Pomerene, AZ, situated 987 miles from Katy, TX and 986 miles from Monte Rio, CA. It would take 14 hours 43 mins to go from Katy to Pomerene and 14 hours 47 mins to go from Monte Rio to Pomerene.