| Harker Heights to Yesilyurt | 6,866.74 mi (11,050.95 km) |
| Harker Heights to Yesilyurt | 6,707.09 mi (10,794.01 km) |
| Harker Heights to Yigilca | 6,494.45 mi (10,451.81 km) |
| Harker Heights to Yildirim | 6,453.79 mi (10,386.37 km) |
| Harker Heights to Yildizeli | 6,726.88 mi (10,825.87 km) |
| Harker Heights to Yozgat | 6,669.62 mi (10,733.72 km) |
| Harker Heights to Yuksekova | 7,096.43 mi (11,420.60 km) |
| Harker Heights to Yumurtalik | 6,866.67 mi (11,050.83 km) |
| Harker Heights to Yunak | 6,615.33 mi (10,646.34 km) |
| Harker Heights to Yuregir | 6,838.67 mi (11,005.78 km) |
| Harker Heights to Yusufeli | 6,828.24 mi (10,988.99 km) |
| Harker Heights to Zara | 6,762.74 mi (10,883.57 km) |
| Harker Heights to Zile | 6,679.79 mi (10,750.09 km) |
| Harker Heights to Zonguldak | 6,481.22 mi (10,430.51 km) |
| Harker Heights to Abbots Langley | 4,853.20 mi (7,810.46 km) |
