| Illingen to Isparta | 1,414.63 mi (2,276.63 km) |
| Illingen to Istanbul | 1,206.64 mi (1,941.89 km) |
| Illingen to Izmir | 1,247.71 mi (2,007.99 km) |
| Illingen to Kadinhani | 1,461.14 mi (2,351.48 km) |
| Illingen to Kadirli | 1,663.17 mi (2,676.61 km) |
| Illingen to Kagithane | 1,204.76 mi (1,938.87 km) |
| Illingen to Kahramanmaras | 1,689.53 mi (2,719.04 km) |
| Illingen to Kahta | 1,754.07 mi (2,822.90 km) |
| Illingen to Kaman | 1,477.21 mi (2,377.33 km) |
| Illingen to Kangal | 1,640.76 mi (2,640.55 km) |
| Illingen to Kapakli | 1,152.06 mi (1,854.06 km) |
| Illingen to Karaagac | 1,700.15 mi (2,736.12 km) |
| Illingen to Karaagac | 1,152.71 mi (1,855.10 km) |
| Illingen to Karabuk | 1,356.84 mi (2,183.63 km) |
| Illingen to Karahalli | 1,347.05 mi (2,167.86 km) |
