| Schwechat to Navodari | 636.28 mi (1,024.00 km) |
| Schwechat to Negresti-Oas | 321.52 mi (517.43 km) |
| Schwechat to Nehoiu | 503.06 mi (809.60 km) |
| Schwechat to Ocna Mures | 366.45 mi (589.74 km) |
| Schwechat to Odobesti | 525.10 mi (845.07 km) |
| Schwechat to Odorheiu Secuiesc | 432.52 mi (696.07 km) |
| Schwechat to Oltenita | 560.77 mi (902.47 km) |
| Schwechat to Onesti | 499.86 mi (804.45 km) |
| Schwechat to Oradea | 264.00 mi (424.87 km) |
| Schwechat to Orastie | 353.93 mi (569.60 km) |
| Schwechat to Oravita | 327.00 mi (526.26 km) |
| Schwechat to Orsova | 367.38 mi (591.23 km) |
| Schwechat to Otelu Rosu | 331.43 mi (533.38 km) |
| Schwechat to Otopeni | 519.89 mi (836.69 km) |
| Schwechat to Ovidiu | 635.68 mi (1,023.03 km) |
