| Herdecke to Yesilyurt | 1,581.99 mi (2,545.97 km) |
| Herdecke to Yigilca | 1,346.83 mi (2,167.51 km) |
| Herdecke to Yildirim | 1,294.74 mi (2,083.68 km) |
| Herdecke to Yildizeli | 1,603.43 mi (2,580.47 km) |
| Herdecke to Yozgat | 1,532.63 mi (2,466.54 km) |
| Herdecke to Yuksekova | 2,023.30 mi (3,256.18 km) |
| Herdecke to Yumurtalik | 1,715.28 mi (2,760.48 km) |
| Herdecke to Yunak | 1,458.37 mi (2,347.02 km) |
| Herdecke to Yuregir | 1,686.52 mi (2,714.20 km) |
| Herdecke to Yusufeli | 1,769.00 mi (2,846.93 km) |
| Herdecke to Zara | 1,649.53 mi (2,654.67 km) |
| Herdecke to Zile | 1,555.11 mi (2,502.71 km) |
| Herdecke to Zonguldak | 1,339.09 mi (2,155.06 km) |
| Herdecke to Abbots Langley | 337.71 mi (543.50 km) |
| Herdecke to Aberaman | 466.90 mi (751.41 km) |
