| Ventspils to Oswego (Illinois) | 4,488.87 mi (7,224.14 km) |
| Ventspils to Oswego (New York) | 4,033.21 mi (6,490.82 km) |
| Ventspils to Otsego (Minnesota) | 4,428.25 mi (7,126.58 km) |
| Ventspils to Ottawa (Illinois) | 4,521.78 mi (7,277.10 km) |
| Ventspils to Ottawa (Kansas) | 4,864.42 mi (7,828.54 km) |
| Ventspils to Ottumwa (Iowa) | 4,643.01 mi (7,472.20 km) |
| Ventspils to Overland (Missouri) | 4,720.22 mi (7,596.47 km) |
| Ventspils to Overland Park (Kansas) | 4,831.45 mi (7,775.47 km) |
| Ventspils to Overlea (Maryland) | 4,256.13 mi (6,849.58 km) |
| Ventspils to Oviedo (Florida) | 5,014.14 mi (8,069.48 km) |
| Ventspils to Owasso (Oklahoma) | 5,017.96 mi (8,075.63 km) |
| Ventspils to Owatonna (Minnesota) | 4,486.18 mi (7,219.80 km) |
| Ventspils to Owensboro (Kentucky) | 4,678.45 mi (7,529.24 km) |
| Ventspils to Owings Mills (Maryland) | 4,262.39 mi (6,859.66 km) |
| Ventspils to Owosso (Michigan) | 4,292.82 mi (6,908.62 km) |
