| Omaha to Radauti | 5,333.17 mi (8,582.90 km) |
| Omaha to Ramnicu Sarat | 5,497.92 mi (8,848.05 km) |
| Omaha to Ramnicu Valcea | 5,427.37 mi (8,734.51 km) |
| Omaha to Rasnov | 5,436.56 mi (8,749.30 km) |
| Omaha to Reghin | 5,351.35 mi (8,612.17 km) |
| Omaha to Resita | 5,336.08 mi (8,587.60 km) |
| Omaha to Roman | 5,411.82 mi (8,709.48 km) |
| Omaha to Rosiori de Vede | 5,499.07 mi (8,849.90 km) |
| Omaha to Rovinari | 5,397.81 mi (8,686.93 km) |
| Omaha to Roznov | 5,404.05 mi (8,696.98 km) |
| Omaha to Sabaoani | 5,404.81 mi (8,698.20 km) |
| Omaha to Sacele | 5,443.03 mi (8,759.71 km) |
| Omaha to Sacueni | 5,239.02 mi (8,431.39 km) |
| Omaha to Salcea | 5,356.91 mi (8,621.11 km) |
| Omaha to Salonta | 5,252.62 mi (8,453.27 km) |
