| Swindon to Popovo | 1,415.14 mi (2,277.44 km) |
| Swindon to Provadia | 1,471.88 mi (2,368.77 km) |
| Swindon to Radnevo | 1,443.88 mi (2,323.70 km) |
| Swindon to Radomir | 1,311.08 mi (2,109.97 km) |
| Swindon to Rakitovo | 1,380.91 mi (2,222.35 km) |
| Swindon to Rakovski | 1,404.38 mi (2,260.14 km) |
| Swindon to Razgrad | 1,420.11 mi (2,285.44 km) |
| Swindon to Razlog | 1,360.09 mi (2,188.85 km) |
| Swindon to Ruse | 1,385.62 mi (2,229.94 km) |
| Swindon to Samokov | 1,344.59 mi (2,163.90 km) |
| Swindon to Sandanski | 1,366.20 mi (2,198.68 km) |
| Swindon to Sevlievo | 1,380.92 mi (2,222.38 km) |
| Swindon to Shumen | 1,447.06 mi (2,328.81 km) |
| Swindon to Silistra | 1,430.04 mi (2,301.43 km) |
| Swindon to Sliven | 1,445.18 mi (2,325.79 km) |
