| Buffalo Grove to Karditsa | 5,295.77 mi (8,522.71 km) |
| Buffalo Grove to Kastoria | 5,215.82 mi (8,394.05 km) |
| Buffalo Grove to Katerini | 5,274.48 mi (8,488.45 km) |
| Buffalo Grove to Keratsini | 5,429.00 mi (8,737.12 km) |
| Buffalo Grove to Kerkyra | 5,206.60 mi (8,379.21 km) |
| Buffalo Grove to Kiato | 5,393.52 mi (8,680.04 km) |
| Buffalo Grove to Kifisia | 5,430.91 mi (8,740.21 km) |
| Buffalo Grove to Kilkis | 5,253.56 mi (8,454.78 km) |
| Buffalo Grove to Komotini | 5,341.62 mi (8,596.50 km) |
| Buffalo Grove to Korinthos | 5,403.88 mi (8,696.70 km) |
| Buffalo Grove to Koropi | 5,442.10 mi (8,758.21 km) |
| Buffalo Grove to Korydallos | 5,429.46 mi (8,737.86 km) |
| Buffalo Grove to Kos | 5,621.89 mi (9,047.55 km) |
| Buffalo Grove to Kozani | 5,245.79 mi (8,442.28 km) |
| Buffalo Grove to Lagos | 5,329.01 mi (8,576.22 km) |
