Distance between cities › USA › California › Eureka, CA › Distance from Eureka to Altamont Book Hotels

Distance from Eureka, CA to Altamont, SD

Distance

1,945 mi

Time

1 day 10 hours

Gas Cost

$181 - $353

There are 1,412.92 miles from Eureka to Altamont in northeast direction and 1,945 miles (3,130.17 kilometers) by car, following the I-80 route.

Eureka and Altamont are 1 day 10 hours far apart, if you drive non-stop .

This is the fastest route from Eureka, CA to Altamont, SD. The halfway point is Rock Springs, WY.

Please note the time difference between Eureka, CA and Altamont, SD is 2 hours. The current time in Eureka is 5:12 am and the current time in Altamont is 7:12 am.

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Lowest Price Rental Cars in Eureka, CA

Planning on renting a car to go from Eureka, CA to Altamont, SD? Here there are some offers to rent a car in Eureka, CA

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Eureka »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 78.13 gallons of gas to cover the route between Eureka, CA and Altamont, SD.

The estimated cost of gas to go from Eureka to Altamont is $254.86.

During the route, an average car will release 1,530.74 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 Eureka, CA and Altamont, SD

If you want to meet halfway between Eureka, CA and Altamont, SD or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 41.610909 and -109.169289, or 41º 36' 39.2724" N, 109º 10' 9.4404" W. This location is 972.73 miles away from Eureka, CA and Altamont, SD and it would take approximately 17 hours to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Rock Springs, WY, situated 1,044 miles from Eureka, CA and 988 miles from Altamont, SD. It would take 15 hours 53 mins to go from Eureka to Rock Springs and 13 hours 45 mins to go from Altamont to Rock Springs.