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

Distance from Otto, TX to Allen, SD

Distance

1,045 mi

Time

19 hours 16 mins

Gas Cost

$97 - $189

There are 863.94 miles from Otto to Allen in northwest direction and 1,045 miles (1,681.76 kilometers) by car, following the I-135 route.

Otto and Allen are 19 hours 16 mins far apart, if you drive non-stop .

This is the fastest route from Otto, TX to Allen, SD. The halfway point is Mentor, KS.

Please note the time difference between Otto, TX and Allen, SD is 1 hour. The current time in Otto is 2:47 am and the current time in Allen is 1:47 am.

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Lowest Price Rental Cars in Otto, TX

Planning on renting a car to go from Otto, TX to Allen, 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 41.96 gallons of gas to cover the route between Otto, TX and Allen, SD.

The estimated cost of gas to go from Otto to Allen is $136.88.

During the route, an average car will release 822.12 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 Allen, SD

If you want to meet halfway between Otto, TX and Allen, SD or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 38.734833 and -97.617393, or 38º 44' 5.3988" N, 97º 37' 2.6148" W. This location is 522.43 miles away from Otto, TX and Allen, SD and it would take approximately 9 hours 38 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Mentor, KS, situated 547 miles from Otto, TX and 500 miles from Allen, SD. It would take 8 hours 12 mins to go from Otto to Mentor and 8 hours 19 mins to go from Allen to Mentor.