| Sioux Falls to Racale | 5,384.18 mi (8,665.01 km) |
| Sioux Falls to Racconigi | 4,773.28 mi (7,681.85 km) |
| Sioux Falls to Raffadali | 5,344.38 mi (8,600.95 km) |
| Sioux Falls to Ragusa | 5,413.93 mi (8,712.88 km) |
| Sioux Falls to Ramacca | 5,389.83 mi (8,674.09 km) |
| Sioux Falls to Randazzo | 5,374.24 mi (8,649.00 km) |
| Sioux Falls to Rapallo | 4,849.39 mi (7,804.33 km) |
| Sioux Falls to Ravanusa | 5,367.83 mi (8,638.68 km) |
| Sioux Falls to Ravenna | 4,953.51 mi (7,971.90 km) |
| Sioux Falls to Recanati | 5,050.57 mi (8,128.11 km) |
| Sioux Falls to Recco | 4,845.56 mi (7,798.18 km) |
| Sioux Falls to Reggello | 4,964.46 mi (7,989.53 km) |
| Sioux Falls to Reggio di Calabria | 5,388.84 mi (8,672.49 km) |
| Sioux Falls to Reggio Emilia | 4,883.87 mi (7,859.82 km) |
| Sioux Falls to Reggiolo | 4,880.27 mi (7,854.03 km) |
