| University of California-Santa Barbara to Pyrzyce | 5,806.81 mi (9,345.16 km) |
| University of California-Santa Barbara to Pyskowice | 6,053.83 mi (9,742.69 km) |
| University of California-Santa Barbara to Raciborz | 6,061.83 mi (9,755.58 km) |
| University of California-Santa Barbara to Radom | 6,053.27 mi (9,741.79 km) |
| University of California-Santa Barbara to Radomsko | 6,033.96 mi (9,710.72 km) |
| University of California-Santa Barbara to Radzionkow Nowy | 6,060.24 mi (9,753.01 km) |
| University of California-Santa Barbara to Radzymin | 5,994.05 mi (9,646.48 km) |
| University of California-Santa Barbara to Radzyn Podlaski | 6,062.95 mi (9,757.37 km) |
| University of California-Santa Barbara to Rawa Mazowiecka | 6,011.62 mi (9,674.76 km) |
| University of California-Santa Barbara to Rawicz | 5,940.87 mi (9,560.91 km) |
| University of California-Santa Barbara to Reda | 5,803.36 mi (9,339.61 km) |
| University of California-Santa Barbara to Rogozno | 5,879.38 mi (9,461.95 km) |
| University of California-Santa Barbara to Ropczyce | 6,143.74 mi (9,887.39 km) |
| University of California-Santa Barbara to Ruda Slaska | 6,066.51 mi (9,763.10 km) |
| University of California-Santa Barbara to Rumia | 5,807.35 mi (9,346.02 km) |
