| Lappeenranta to Olympia Heights (Florida) | 5,253.19 mi (8,454.20 km) |
| Lappeenranta to Omaha (Nebraska) | 4,706.93 mi (7,575.07 km) |
| Lappeenranta to On Top of the World Designated Place (Florida) | 5,103.64 mi (8,213.52 km) |
| Lappeenranta to Onalaska (Wisconsin) | 4,434.11 mi (7,136.01 km) |
| Lappeenranta to Oneida (New York) | 4,085.14 mi (6,574.40 km) |
| Lappeenranta to Oneonta (New York) | 4,104.57 mi (6,605.67 km) |
| Lappeenranta to Ontario (California) | 5,588.83 mi (8,994.36 km) |
| Lappeenranta to Ontario (Oregon) | 4,917.48 mi (7,913.92 km) |
| Lappeenranta to Opa-locka (Florida) | 5,240.04 mi (8,433.02 km) |
| Lappeenranta to Opelika (Alabama) | 4,972.66 mi (8,002.73 km) |
| Lappeenranta to Opelousas (Louisiana) | 5,281.41 mi (8,499.60 km) |
| Lappeenranta to Orange (California) | 5,607.87 mi (9,024.99 km) |
| Lappeenranta to Orange (Texas) | 5,349.17 mi (8,608.66 km) |
| Lappeenranta to Orange City (Florida) | 5,085.47 mi (8,184.28 km) |
| Lappeenranta to Orangeburg (South Carolina) | 4,797.51 mi (7,720.85 km) |
