| Lappeenranta to Oswego (Illinois) | 4,499.54 mi (7,241.30 km) |
| Lappeenranta to Oswego (New York) | 4,086.49 mi (6,576.58 km) |
| Lappeenranta to Otsego (Minnesota) | 4,404.79 mi (7,088.82 km) |
| Lappeenranta to Ottawa (Illinois) | 4,531.49 mi (7,292.73 km) |
| Lappeenranta to Ottawa (Kansas) | 4,855.09 mi (7,813.51 km) |
| Lappeenranta to Ottumwa (Iowa) | 4,638.50 mi (7,464.95 km) |
| Lappeenranta to Overland (Missouri) | 4,732.08 mi (7,615.55 km) |
| Lappeenranta to Overland Park (Kansas) | 4,823.78 mi (7,763.12 km) |
| Lappeenranta to Overlea (Maryland) | 4,325.40 mi (6,961.06 km) |
| Lappeenranta to Oviedo (Florida) | 5,099.40 mi (8,206.68 km) |
| Lappeenranta to Owasso (Oklahoma) | 5,012.92 mi (8,067.52 km) |
| Lappeenranta to Owatonna (Minnesota) | 4,468.22 mi (7,190.90 km) |
| Lappeenranta to Owensboro (Kentucky) | 4,707.63 mi (7,576.20 km) |
| Lappeenranta to Owings Mills (Maryland) | 4,330.32 mi (6,968.98 km) |
| Lappeenranta to Owosso (Michigan) | 4,316.25 mi (6,946.33 km) |
