Distance between cities › USA › South Dakota › Corsica, SD › Distance from Corsica to Ralph Book Hotels

Distance from Corsica, SD to Ralph, SD

Distance

372 mi

Time

7 hours 47 mins

Gas Cost

$33 - $65

There are 280.85 miles from Corsica to Ralph in northwest direction and 372 miles (598.68 kilometers) by car, following the I-90 route.

Corsica and Ralph are 7 hours 47 mins far apart, if you drive non-stop .

This is the fastest route from Corsica, SD to Ralph, SD. The halfway point is Quinn, SD.

Please note the time difference between Corsica, SD and Ralph, SD is 1 hour. The current time in Corsica is 5:35 am and the current time in Ralph is 4:35 am.

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Lowest Price Rental Cars in Corsica, SD

Planning on renting a car to go from Corsica, SD to Ralph, SD? Here there are some offers to rent a car in Corsica, SD

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Corsica »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 14.95 gallons of gas to cover the route between Corsica, SD and Ralph, SD.

The estimated cost of gas to go from Corsica to Ralph is $46.86.

During the route, an average car will release 292.87 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 Corsica, SD and Ralph, SD

If you want to meet halfway between Corsica, SD and Ralph, SD or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 43.918255 and -102.097076, or 43º 55' 5.718" N, 102º 5' 49.4736" W. This location is 186.11 miles away from Corsica, SD and Ralph, SD and it would take approximately 3 hours 53 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Quinn, SD, situated 221 miles from Corsica, SD and 228 miles from Ralph, SD. It would take 3 hours to go from Corsica to Quinn and 4 hours 7 mins to go from Ralph to Quinn.