| Sintra to Popovo | 1,867.29 mi (3,005.11 km) |
| Sintra to Provadia | 1,928.20 mi (3,103.15 km) |
| Sintra to Radnevo | 1,856.62 mi (2,987.94 km) |
| Sintra to Radomir | 1,703.72 mi (2,741.88 km) |
| Sintra to Rakitovo | 1,763.75 mi (2,838.49 km) |
| Sintra to Rakovski | 1,807.35 mi (2,908.65 km) |
| Sintra to Razgrad | 1,880.94 mi (3,027.07 km) |
| Sintra to Razlog | 1,732.63 mi (2,788.39 km) |
| Sintra to Ruse | 1,852.14 mi (2,980.73 km) |
| Sintra to Samokov | 1,735.24 mi (2,792.59 km) |
| Sintra to Sandanski | 1,724.76 mi (2,775.74 km) |
| Sintra to Sevlievo | 1,811.94 mi (2,916.04 km) |
| Sintra to Shumen | 1,902.67 mi (3,062.05 km) |
| Sintra to Silistra | 1,916.50 mi (3,084.32 km) |
| Sintra to Sliven | 1,874.99 mi (3,017.50 km) |
