| Olgiate Olona to Ramnicu Sarat | 878.44 mi (1,413.72 km) |
| Olgiate Olona to Ramnicu Valcea | 751.72 mi (1,209.78 km) |
| Olgiate Olona to Rasnov | 799.75 mi (1,287.07 km) |
| Olgiate Olona to Reghin | 759.53 mi (1,222.35 km) |
| Olgiate Olona to Resita | 629.95 mi (1,013.80 km) |
| Olgiate Olona to Roman | 864.46 mi (1,391.22 km) |
| Olgiate Olona to Rosiori de Vede | 794.47 mi (1,278.58 km) |
| Olgiate Olona to Rovinari | 695.14 mi (1,118.72 km) |
| Olgiate Olona to Roznov | 844.79 mi (1,359.56 km) |
| Olgiate Olona to Sabaoani | 860.65 mi (1,385.07 km) |
| Olgiate Olona to Sacele | 811.54 mi (1,306.04 km) |
| Olgiate Olona to Sacueni | 638.58 mi (1,027.69 km) |
| Olgiate Olona to Salcea | 839.26 mi (1,350.66 km) |
| Olgiate Olona to Salonta | 614.95 mi (989.67 km) |
| Olgiate Olona to Sangeorgiu de Mures | 748.16 mi (1,204.04 km) |
