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

Distance from Lily, SD to Ralph, SD

Distance

321 mi

Time

6 hours 54 mins

Gas Cost

$29 - $56

There are 263.94 miles from Lily to Ralph in west direction and 321 miles (516.60 kilometers) by car, following the US-12 and SD 20 route.

Lily and Ralph are 6 hours 54 mins far apart, if you drive non-stop .

This is the fastest route from Lily, SD to Ralph, SD.

Please note the time difference between Lily, SD and Ralph, SD is 1 hour. The current time in Lily is 11:02 pm and the current time in Ralph is 10:02 pm.

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Lowest Price Rental Cars in Lily, SD

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Lily »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 12.89 gallons of gas to cover the route between Lily, SD and Ralph, SD.

The estimated cost of gas to go from Lily to Ralph is $40.41.

During the route, an average car will release 252.56 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 Lily, SD and Ralph, SD

If you want to meet halfway between Lily, 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 45.573085 and -100.483139, or 45º 34' 23.106" N, 100º 28' 59.3004" W. This location is 160.49 miles away from Lily, SD and Ralph, SD and it would take approximately 3 hours 27 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Mobridge, SD, situated 153 miles from Lily, SD and 168 miles from Ralph, SD. It would take 3 hours 17 mins to go from Lily to Mobridge and 3 hours 37 mins to go from Ralph to Mobridge.