| Hyvinkaa to Navodari | 1,137.68 mi (1,830.92 km) |
| Hyvinkaa to Negresti-Oas | 883.72 mi (1,422.22 km) |
| Hyvinkaa to Nehoiu | 1,057.43 mi (1,701.76 km) |
| Hyvinkaa to Ocna Mures | 984.93 mi (1,585.09 km) |
| Hyvinkaa to Odobesti | 1,031.12 mi (1,659.44 km) |
| Hyvinkaa to Odorheiu Secuiesc | 989.54 mi (1,592.52 km) |
| Hyvinkaa to Oltenita | 1,145.64 mi (1,843.73 km) |
| Hyvinkaa to Onesti | 996.22 mi (1,603.27 km) |
| Hyvinkaa to Oradea | 944.32 mi (1,519.73 km) |
| Hyvinkaa to Orastie | 1,023.62 mi (1,647.36 km) |
| Hyvinkaa to Oravita | 1,085.13 mi (1,746.34 km) |
| Hyvinkaa to Orsova | 1,103.74 mi (1,776.30 km) |
| Hyvinkaa to Otelu Rosu | 1,049.27 mi (1,688.63 km) |
| Hyvinkaa to Otopeni | 1,112.38 mi (1,790.20 km) |
| Hyvinkaa to Ovidiu | 1,140.89 mi (1,836.08 km) |
