| Frauenfeld to Isparta | 1,284.89 mi (2,067.84 km) |
| Frauenfeld to Istanbul | 1,085.83 mi (1,747.48 km) |
| Frauenfeld to Izmir | 1,112.67 mi (1,790.67 km) |
| Frauenfeld to Kadinhani | 1,336.48 mi (2,150.86 km) |
| Frauenfeld to Kadirli | 1,543.60 mi (2,484.19 km) |
| Frauenfeld to Kagithane | 1,084.25 mi (1,744.94 km) |
| Frauenfeld to Kahramanmaras | 1,572.35 mi (2,530.45 km) |
| Frauenfeld to Kahta | 1,640.90 mi (2,640.77 km) |
| Frauenfeld to Kaman | 1,359.91 mi (2,188.56 km) |
| Frauenfeld to Kangal | 1,530.51 mi (2,463.12 km) |
| Frauenfeld to Kapakli | 1,030.42 mi (1,658.30 km) |
| Frauenfeld to Karaagac | 1,578.09 mi (2,539.70 km) |
| Frauenfeld to Karaagac | 1,030.87 mi (1,659.02 km) |
| Frauenfeld to Karabuk | 1,245.21 mi (2,003.97 km) |
| Frauenfeld to Karahalli | 1,216.86 mi (1,958.34 km) |
