Distance between cities › USA › South Dakota › Reliance, SD › Distance from Reliance to Coolspring Book Hotels

Distance from Reliance, SD to Coolspring, PA

Distance

1,218 mi

Time

21 hours 57 mins

Gas Cost

$114 - $221

There are 1,061.24 miles from Reliance to Coolspring in east direction and 1,218 miles (1,960.18 kilometers) by car, following the I-90 route.

Reliance and Coolspring are 21 hours 57 mins far apart, if you drive non-stop .

This is the fastest route from Reliance, SD to Coolspring, PA. The halfway point is Cambridge, WI.

Please note the time difference between Reliance, SD and Coolspring, PA is 1 hour. The current time in Reliance is 11:51 am and the current time in Coolspring is 12:51 pm.

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Lowest Price Rental Cars in Reliance, SD

Planning on renting a car to go from Reliance, SD to Coolspring, PA? Here there are some offers to rent a car in Reliance, SD

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Reliance »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 48.92 gallons of gas to cover the route between Reliance, SD and Coolspring, PA.

The estimated cost of gas to go from Reliance to Coolspring is $159.56.

During the route, an average car will release 958.35 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 Reliance, SD and Coolspring, PA

If you want to meet halfway between Reliance, SD and Coolspring, PA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 42.932663 and -89.083275, or 42º 55' 57.5868" N, 89º 4' 59.79" W. This location is 609 miles away from Reliance, SD and Coolspring, PA and it would take approximately 10 hours 58 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Cambridge, WI, situated 597 miles from Reliance, SD and 636 miles from Coolspring, PA. It would take 8 hours 28 mins to go from Reliance to Cambridge and 9 hours 52 mins to go from Coolspring to Cambridge.

Major City Closest to Halfway Point

The major city closest to the halfway point between Reliance, SD and Coolspring, PA is Madison, WI, situated 581 miles from Reliance, SD and 651 miles from Coolspring, PA. It would take 8 hours 16 mins to go from Reliance to and 10 hours 1 min to go from Coolspring to Madison.