| Yankton to Popovo | 5,533.43 mi (8,905.20 km) |
| Yankton to Provadia | 5,579.61 mi (8,979.51 km) |
| Yankton to Radnevo | 5,580.95 mi (8,981.66 km) |
| Yankton to Radomir | 5,471.39 mi (8,805.36 km) |
| Yankton to Rakitovo | 5,538.54 mi (8,913.42 km) |
| Yankton to Rakovski | 5,550.71 mi (8,933.00 km) |
| Yankton to Razgrad | 5,532.27 mi (8,903.33 km) |
| Yankton to Razlog | 5,523.70 mi (8,889.53 km) |
| Yankton to Ruse | 5,499.12 mi (8,849.99 km) |
| Yankton to Samokov | 5,502.48 mi (8,855.38 km) |
| Yankton to Sandanski | 5,534.37 mi (8,906.70 km) |
| Yankton to Sevlievo | 5,515.77 mi (8,876.78 km) |
| Yankton to Shumen | 5,558.75 mi (8,945.95 km) |
| Yankton to Silistra | 5,523.24 mi (8,888.80 km) |
| Yankton to Sliven | 5,572.76 mi (8,968.48 km) |
