| Keszthely to Navodari | 574.78 mi (925.02 km) |
| Keszthely to Negresti-Oas | 299.00 mi (481.20 km) |
| Keszthely to Nehoiu | 444.83 mi (715.89 km) |
| Keszthely to Ocna Mures | 315.00 mi (506.95 km) |
| Keszthely to Odobesti | 473.74 mi (762.41 km) |
| Keszthely to Odorheiu Secuiesc | 383.86 mi (617.77 km) |
| Keszthely to Oltenita | 491.15 mi (790.43 km) |
| Keszthely to Onesti | 453.81 mi (730.33 km) |
| Keszthely to Oradea | 221.48 mi (356.44 km) |
| Keszthely to Orastie | 291.01 mi (468.33 km) |
| Keszthely to Oravita | 244.46 mi (393.42 km) |
| Keszthely to Orsova | 285.50 mi (459.47 km) |
| Keszthely to Otelu Rosu | 259.14 mi (417.05 km) |
| Keszthely to Otopeni | 452.47 mi (728.18 km) |
| Keszthely to Ovidiu | 573.61 mi (923.13 km) |
