| Kostinbrod to Yesilyurt | 700.56 mi (1,127.44 km) |
| Kostinbrod to Yigilca | 442.12 mi (711.53 km) |
| Kostinbrod to Yildirim | 356.53 mi (573.77 km) |
| Kostinbrod to Yildizeli | 722.62 mi (1,162.94 km) |
| Kostinbrod to Yozgat | 635.50 mi (1,022.73 km) |
| Kostinbrod to Yuksekova | 1,165.82 mi (1,876.20 km) |
| Kostinbrod to Yumurtalik | 786.37 mi (1,265.55 km) |
| Kostinbrod to Yunak | 523.81 mi (842.99 km) |
| Kostinbrod to Yuregir | 756.97 mi (1,218.23 km) |
| Kostinbrod to Yusufeli | 951.11 mi (1,530.66 km) |
| Kostinbrod to Zara | 779.34 mi (1,254.23 km) |
| Kostinbrod to Zile | 676.83 mi (1,089.25 km) |
| Kostinbrod to Zonguldak | 449.42 mi (723.27 km) |
| Kostinbrod to Abbots Langley | 1,258.72 mi (2,025.72 km) |
| Kostinbrod to Aberaman | 1,381.70 mi (2,223.64 km) |
