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

Distance from Keyapaha, SD to Mars, PA

Distance

1,185 mi

Time

22 hours 46 mins

Gas Cost

$110 - $215

There are 1,045.72 miles from Keyapaha to Mars in east direction and 1,185 miles (1,907.07 kilometers) by car, following the I-80 route.

Keyapaha and Mars are 22 hours 46 mins far apart, if you drive non-stop .

This is the fastest route from Keyapaha, SD to Mars, PA.

Please note the time difference between Keyapaha, SD and Mars, PA is 1 hour. The current time in Keyapaha is 8:34 pm and the current time in Mars is 9:34 pm.

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Lowest Price Rental Cars in Keyapaha, SD

Planning on renting a car to go from Keyapaha, SD to Mars, PA? 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 47.58 gallons of gas to cover the route between Keyapaha, SD and Mars, PA.

The estimated cost of gas to go from Keyapaha to Mars is $155.20.

During the route, an average car will release 932.18 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 Keyapaha, SD and Mars, PA

If you want to meet halfway between Keyapaha, SD and Mars, PA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 41.456712 and -90.487977, or 41º 27' 24.1632" N, 90º 29' 16.7172" W. This location is 592.37 miles away from Keyapaha, SD and Mars, PA and it would take approximately 11 hours 23 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Coal Valley, IL, situated 598 miles from Keyapaha, SD and 593 miles from Mars, PA. It would take 11 hours 57 mins to go from Keyapaha to Coal Valley and 10 hours 59 mins to go from Mars to Coal Valley.

Major City Closest to Halfway Point

The major city closest to the halfway point between Keyapaha, SD and Mars, PA is Davenport, IA, situated 586 miles from Keyapaha, SD and 599 miles from Mars, PA. It would take 11 hours 48 mins to go from Keyapaha to Davenport and 11 hours 10 mins to go from Mars to Davenport.