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

Distance from Reliance, SD to Coplay, PA

Distance

1,432 mi

Time

1 day 2 hours

Gas Cost

$133 - $260

There are 1,247.63 miles from Reliance to Coplay in east direction and 1,432 miles (2,304.58 kilometers) by car, following the I-90 route.

Reliance and Coplay are 1 day 2 hours far apart, if you drive non-stop .

This is the fastest route from Reliance, SD to Coplay, PA.

Please note the time difference between Reliance, SD and Coplay, PA is 1 hour. The current time in Reliance is 11:58 am and the current time in Coplay is 12:58 pm.

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Lowest Price Rental Cars in Reliance, SD

Planning on renting a car to go from Reliance, SD to Coplay, 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 57.52 gallons of gas to cover the route between Reliance, SD and Coplay, PA.

The estimated cost of gas to go from Reliance to Coplay is $187.64.

During the route, an average car will release 1,126.97 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 Coplay, PA

If you want to meet halfway between Reliance, SD and Coplay, PA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 41.976061 and -87.787171, or 41º 58' 33.8196" N, 87º 47' 13.8156" W. This location is 716.15 miles away from Reliance, SD and Coplay, PA and it would take approximately 13 hours 1 min to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Jefferson Park, IL, situated 710 miles from Reliance, SD and 723 miles from Coplay, PA. It would take 12 hours 29 mins to go from Reliance to Jefferson Park and 13 hours 33 mins to go from Coplay to Jefferson Park.

Major City Closest to Halfway Point

The major city closest to the halfway point between Reliance, SD and Coplay, PA is Chicago, IL, situated 721 miles from Reliance, SD and 712 miles from Coplay, PA. It would take 12 hours 47 mins to go from Reliance to Chicago and 13 hours 20 mins to go from Coplay to Chicago.