| University of California-Santa Barbara to Redondela | 5,585.69 mi (8,989.30 km) |
| University of California-Santa Barbara to Reinosa | 5,727.63 mi (9,217.73 km) |
| University of California-Santa Barbara to Requena | 6,008.07 mi (9,669.05 km) |
| University of California-Santa Barbara to Reus | 6,011.04 mi (9,673.84 km) |
| University of California-Santa Barbara to Rianxo | 5,561.88 mi (8,950.98 km) |
| University of California-Santa Barbara to Ribadeo | 5,592.83 mi (9,000.78 km) |
| University of California-Santa Barbara to Rincon de la Victoria | 6,010.70 mi (9,673.29 km) |
| University of California-Santa Barbara to Ripoll | 5,999.05 mi (9,654.54 km) |
| University of California-Santa Barbara to Ripollet | 6,032.60 mi (9,708.52 km) |
| University of California-Santa Barbara to Rojales | 6,089.53 mi (9,800.15 km) |
| University of California-Santa Barbara to Ronda | 5,973.25 mi (9,613.01 km) |
| University of California-Santa Barbara to Roquetas de Mar | 6,076.82 mi (9,779.70 km) |
| University of California-Santa Barbara to Rosas | 6,031.04 mi (9,706.03 km) |
| University of California-Santa Barbara to Rubi | 6,028.24 mi (9,701.52 km) |
| University of California-Santa Barbara to Rute | 5,979.64 mi (9,623.31 km) |
