Road miles usually refer to to distance travelled by road from one location to another.
Calculate 24 road miles to air miles.
The road distance from Madrid to Bilbao is approximately 250 miles.
About 94 road miles.
About 130 road miles.
About 970 road miles.
About 106 road miles.
About 245 road miles.
About 840 road miles.
About 243 road miles.
About 1,020 road miles.
477.5 miles by road.
About 915 road miles.