Distance between cities › USA › South Dakota › Keyapaha, SD › Distance from Keyapaha to Buffalo Gap Book Hotels

Distance from Keyapaha, SD to Buffalo Gap, SD

Distance

232 mi

Time

5 hours 1 min

Gas Cost

$21 - $40

There are 161.81 miles from Keyapaha to Buffalo Gap in west direction and 232 miles (373.37 kilometers) by car, following the US-20 route.

Keyapaha and Buffalo Gap are 5 hours 1 min far apart, if you drive non-stop .

This is the fastest route from Keyapaha, SD to Buffalo Gap, SD.

Please note the time difference between Keyapaha, SD and Buffalo Gap, SD is 1 hour. The current time in Keyapaha is 1:24 pm and the current time in Buffalo Gap is 12:24 pm.

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Lowest Price Rental Cars in Keyapaha, SD

Planning on renting a car to go from Keyapaha, SD to Buffalo Gap, SD? Here there are some offers to rent a car in Keyapaha, SD

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Keyapaha »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 9.33 gallons of gas to cover the route between Keyapaha, SD and Buffalo Gap, SD.

The estimated cost of gas to go from Keyapaha to Buffalo Gap is $29.24.

During the route, an average car will release 182.74 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 $3.14 per gallon of regular gas. Price last updated on March 12, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Keyapaha, SD and Buffalo Gap, SD

If you want to meet halfway between Keyapaha, SD and Buffalo Gap, SD or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 42.808643 and -101.923221, or 42º 48' 31.1148" N, 101º 55' 23.5956" W. This location is 116.12 miles away from Keyapaha, SD and Buffalo Gap, SD and it would take approximately 2 hours 30 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Merriman, NE, situated 98 miles from Keyapaha, SD and 135 miles from Buffalo Gap, SD. It would take 2 hours 20 mins to go from Keyapaha to Merriman and 2 hours 40 mins to go from Buffalo Gap to Merriman.