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

Distance from Otto, TX to Ralph, SD

Distance

1,271 mi

Time

1 day

Gas Cost

$118 - $230

There are 1,045.14 miles from Otto to Ralph in northwest direction and 1,271 miles (2,045.48 kilometers) by car, following the I-135 route.

Otto and Ralph are 1 day far apart, if you drive non-stop .

This is the fastest route from Otto, TX to Ralph, SD.

Please note the time difference between Otto, TX and Ralph, SD is 1 hour. The current time in Otto is 7:12 am and the current time in Ralph is 6:12 am.

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Lowest Price Rental Cars in Otto, TX

Planning on renting a car to go from Otto, TX to Ralph, 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 51.05 gallons of gas to cover the route between Otto, TX and Ralph, SD.

The estimated cost of gas to go from Otto to Ralph is $166.54.

During the route, an average car will release 1,000.25 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 Ralph, SD

If you want to meet halfway between Otto, TX and Ralph, SD or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 40.601736 and -97.59568, or 40º 36' 6.2496" N, 97º 35' 44.448" W. This location is 635.62 miles away from Otto, TX and Ralph, SD and it would take approximately 12 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 Fairmont, NE, situated 679 miles from Otto, TX and 593 miles from Ralph, SD. It would take 11 hours 57 mins to go from Otto to Fairmont and 12 hours 22 mins to go from Ralph to Fairmont.