Distance from Ajax, South Dakota to Guernsey, Wyoming

Ajax Guernsey
Total Distance
185.5 mi
(298.5 km)
Travel Time
2 hours 54 minutes

The driving distance from Ajax, South Dakota to Guernsey, Wyoming is 185.5 mi (298.5 km)

The straight-line (air) distance is approximately 85.3 mi (137.3 km)

Estimated travel time by road is 2 hours 54 minutes

Route Directions

Follow SD-79 S to US-18 W/US-385 N in Northeast Fall River
38.6 mi
34 min
Follow US-18 W to WY-270 S in Niobrara County
106.6 mi
1 hr 41 min
Follow WY-270 S to Heartland Expy/E Whalen St in Guernsey
40 mi
38 min
0.2 mi
0 min
0 mi
0 min

Journey Details

Traveling from Ajax, South Dakota to Guernsey, Wyoming covers 185.5 miles (299 km) in a southwest direction. This highway, long-distance route typically takes 2 hours 54 minutes under normal conditions.

The route features scenic views. During midday weekday travel, expect lighter midday traffic with average speeds around 64 mph (103 km/h) .

Journey Waypoints

Ajax

Starting Point

Custer State Park, South Dakota

196 mi to destination

2 mi
Wind Cave National Park, South Dakota

Traveled 49 mi from origin

3 mi
Minnekahta, South Dakota

147 mi to destination

3 mi
Provo Township, South Dakota

Traveled 98 mi from origin

1 mi
Story, Nebraska

98 mi to destination

4 mi
Kirtley, Wyoming

Traveled 147 mi from origin

3 mi
Lusk, Wyoming

49 mi to destination

6 mi
Jay Em, Wyoming

Traveled 196 mi from origin

6 mi
Guernsey

Destination

Destination
Guernsey
Guernsey
Address
Guernsey · Wyoming · US
Coordinates
42.269691, -104.741631
Timezone
America/Denver
Local Time
6:29 AM - Monday, May 12
Origin
Address
Ajax · South Dakota · US
Coordinates
43.89749, -103.181851
Timezone
America/Denver
Local Time
6:29 AM - Monday, May 12
Calculate New Route