Distance between cities › USA › Washington › Carson, WA › Distance from Carson to Rio Book Hotels

Distance from Carson, WA to Rio, WI

Distance

1,902 mi

Time

1 day 9 hours

Gas Cost

$177 - $345

There are 1,599.69 miles from Carson to Rio in east direction and 1,902 miles (3,060.97 kilometers) by car, following the I-90 and US-14 and US-16 Truck and SD 79 route.

Carson and Rio are 1 day 9 hours far apart, if you drive non-stop .

This is the fastest route from Carson, WA to Rio, WI. The halfway point is Buffalo, WY.

Please note the time difference between Carson, WA and Rio, WI is 2 hours. The current time in Carson is 6:47 am and the current time in Rio is 8:47 am.

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Lowest Price Rental Cars in Carson, WA

Planning on renting a car to go from Carson, WA to Rio, WI? Here there are some offers to rent a car in Carson, WA

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Carson »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 76.40 gallons of gas to cover the route between Carson, WA and Rio, WI.

The estimated cost of gas to go from Carson to Rio is $249.21.

During the route, an average car will release 1,496.80 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 Carson, WA and Rio, WI

If you want to meet halfway between Carson, WA and Rio, WI or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 44.269112 and -106.523392, or 44º 16' 8.8032" N, 106º 31' 24.2112" W. This location is 951.16 miles away from Carson, WA and Rio, WI and it would take approximately 16 hours 45 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Buffalo, WY, situated 999 miles from Carson, WA and 962 miles from Rio, WI. It would take 14 hours 54 mins to go from Carson to Buffalo and 13 hours 33 mins to go from Rio to Buffalo.