| League City to Popovo | 6,184.14 mi (9,952.41 km) |
| League City to Provadia | 6,236.50 mi (10,036.68 km) |
| League City to Radnevo | 6,221.24 mi (10,012.12 km) |
| League City to Radomir | 6,094.74 mi (9,808.54 km) |
| League City to Rakitovo | 6,164.28 mi (9,920.45 km) |
| League City to Rakovski | 6,184.70 mi (9,953.31 km) |
| League City to Razgrad | 6,186.21 mi (9,955.74 km) |
| League City to Razlog | 6,144.59 mi (9,888.77 km) |
| League City to Ruse | 6,151.91 mi (9,900.54 km) |
| League City to Samokov | 6,127.85 mi (9,861.82 km) |
| League City to Sandanski | 6,151.34 mi (9,899.62 km) |
| League City to Sevlievo | 6,156.82 mi (9,908.45 km) |
| League City to Shumen | 6,213.30 mi (9,999.34 km) |
| League City to Silistra | 6,186.37 mi (9,956.00 km) |
| League City to Sliven | 6,218.72 mi (10,008.07 km) |
