| Ontario to Redondela | 5,513.52 mi (8,873.15 km) |
| Ontario to Reinosa | 5,660.65 mi (9,109.93 km) |
| Ontario to Requena | 5,938.91 mi (9,557.76 km) |
| Ontario to Reus | 5,946.57 mi (9,570.08 km) |
| Ontario to Rianxo | 5,490.09 mi (8,835.45 km) |
| Ontario to Ribadeo | 5,523.97 mi (8,889.98 km) |
| Ontario to Rincon de la Victoria | 5,934.42 mi (9,550.53 km) |
| Ontario to Ripoll | 5,937.21 mi (9,555.02 km) |
| Ontario to Ripollet | 5,969.71 mi (9,607.32 km) |
| Ontario to Rojales | 6,018.78 mi (9,686.29 km) |
| Ontario to Ronda | 5,896.14 mi (9,488.92 km) |
| Ontario to Roquetas de Mar | 6,002.27 mi (9,659.73 km) |
| Ontario to Rosas | 5,970.34 mi (9,608.34 km) |
| Ontario to Rubi | 5,965.22 mi (9,600.10 km) |
| Ontario to Rute | 5,904.13 mi (9,501.78 km) |
