| Austin to Nasaud | 5,984.94 mi (9,631.82 km) |
| Austin to Navodari | 6,272.82 mi (10,095.13 km) |
| Austin to Negresti-Oas | 5,923.82 mi (9,533.46 km) |
| Austin to Nehoiu | 6,142.51 mi (9,885.42 km) |
| Austin to Ocna Mures | 6,007.86 mi (9,668.72 km) |
| Austin to Odobesti | 6,148.69 mi (9,895.37 km) |
| Austin to Odorheiu Secuiesc | 6,061.67 mi (9,755.31 km) |
| Austin to Oltenita | 6,215.41 mi (10,002.73 km) |
| Austin to Onesti | 6,114.63 mi (9,840.55 km) |
| Austin to Oradea | 5,908.04 mi (9,508.07 km) |
| Austin to Orastie | 6,009.65 mi (9,671.59 km) |
| Austin to Oravita | 5,991.94 mi (9,643.10 km) |
| Austin to Orsova | 6,032.44 mi (9,708.27 km) |
| Austin to Otelu Rosu | 5,994.47 mi (9,647.16 km) |
| Austin to Otopeni | 6,173.00 mi (9,934.48 km) |
