Distance between cities › USA › Minnesota › Walker, MN › Distance from Walker to Keystone Book Hotels

Distance from Walker, MN to Keystone, SD

Distance

698 mi

Time

12 hours 5 mins

Gas Cost

$65 - $126

There are 481.23 miles from Walker to Keystone in southwest direction and 698 miles (1,123.32 kilometers) by car, following the I-90 route.

Walker and Keystone are 12 hours 5 mins far apart, if you drive non-stop .

This is the fastest route from Walker, MN to Keystone, SD.

Please note the time difference between Walker, MN and Keystone, SD is 1 hour. The current time in Walker is 9:58 am and the current time in Keystone is 8:58 am.

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Lowest Price Rental Cars in Walker, MN

Planning on renting a car to go from Walker, MN to Keystone, SD? Here there are some offers to rent a car in Walker, MN

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Walker »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 28.02 gallons of gas to cover the route between Walker, MN and Keystone, SD.

The estimated cost of gas to go from Walker to Keystone is $91.42.

During the route, an average car will release 549.05 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 Walker, MN and Keystone, SD

If you want to meet halfway between Walker, MN and Keystone, SD or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 43.66668 and -97.419418, or 43º 40' 0.048" N, 97º 25' 9.9048" W. This location is 348.90 miles away from Walker, MN and Keystone, SD and it would take approximately 6 hours 2 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Salem, SD, situated 375 miles from Walker, MN and 331 miles from Keystone, SD. It would take 6 hours 53 mins to go from Walker to Salem and 5 hours 25 mins to go from Keystone to Salem.