Distance between cities › USA › Texas › Otto, TX › Distance from Otto to Spearfish Book Hotels

Distance from Otto, TX to Spearfish, SD

Distance

1,207 mi

Time

21 hours 32 mins

Gas Cost

$112 - $219

There are 978.55 miles from Otto to Spearfish in northwest direction and 1,207 miles (1,942.48 kilometers) by car, following the I-90 route.

Otto and Spearfish are 21 hours 32 mins far apart, if you drive non-stop .

This is the fastest route from Otto, TX to Spearfish, SD. The halfway point is Hebron, NE.

Please note the time difference between Otto, TX and Spearfish, SD is 1 hour. The current time in Otto is 5:32 am and the current time in Spearfish is 4:32 am.

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Lowest Price Rental Cars in Otto, TX

Planning on renting a car to go from Otto, TX to Spearfish, SD? Here there are some offers to rent a car in Otto, TX

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Otto »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 48.48 gallons of gas to cover the route between Otto, TX and Spearfish, SD.

The estimated cost of gas to go from Otto to Spearfish is $158.13.

During the route, an average car will release 949.73 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 Otto, TX and Spearfish, SD

If you want to meet halfway between Otto, TX and Spearfish, SD or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 40.196445 and -97.606140, or 40º 11' 47.202" N, 97º 36' 22.104" W. This location is 603.52 miles away from Otto, TX and Spearfish, SD and it would take approximately 10 hours 46 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Hebron, NE, situated 649 miles from Otto, TX and 561 miles from Spearfish, SD. It would take 9 hours 41 mins to go from Otto to Hebron and 9 hours 1 min to go from Spearfish to Hebron.