| Onda to Popovo | 1,381.71 mi (2,223.65 km) |
| Onda to Provadia | 1,442.08 mi (2,320.81 km) |
| Onda to Radnevo | 1,367.40 mi (2,200.62 km) |
| Onda to Radomir | 1,215.05 mi (1,955.43 km) |
| Onda to Rakitovo | 1,273.43 mi (2,049.39 km) |
| Onda to Rakovski | 1,317.99 mi (2,121.10 km) |
| Onda to Razgrad | 1,396.10 mi (2,246.80 km) |
| Onda to Razlog | 1,241.98 mi (1,998.77 km) |
| Onda to Ruse | 1,368.53 mi (2,202.43 km) |
| Onda to Samokov | 1,245.90 mi (2,005.08 km) |
| Onda to Sandanski | 1,233.33 mi (1,984.85 km) |
| Onda to Sevlievo | 1,325.06 mi (2,132.48 km) |
| Onda to Shumen | 1,416.87 mi (2,280.24 km) |
| Onda to Silistra | 1,434.19 mi (2,308.11 km) |
| Onda to Sliven | 1,387.01 mi (2,232.17 km) |
