| Michigan City to Olivares | 4,146.07 mi (6,672.46 km) |
| Michigan City to Olivenza | 4,056.39 mi (6,528.12 km) |
| Michigan City to Olot | 4,357.39 mi (7,012.54 km) |
| Michigan City to Onate | 4,114.42 mi (6,621.53 km) |
| Michigan City to Onda | 4,320.65 mi (6,953.42 km) |
| Michigan City to Onteniente | 4,348.25 mi (6,997.83 km) |
| Michigan City to Orihuela | 4,360.84 mi (7,018.09 km) |
| Michigan City to Osuna | 4,201.73 mi (6,762.03 km) |
| Michigan City to Ourense | 3,897.09 mi (6,271.76 km) |
| Michigan City to Oviedo | 3,953.12 mi (6,361.93 km) |
| Michigan City to Paiporta | 4,333.86 mi (6,974.67 km) |
| Michigan City to Pajara | 4,097.14 mi (6,593.70 km) |
| Michigan City to Palafolls | 4,388.09 mi (7,061.96 km) |
| Michigan City to Palafrugell | 4,396.34 mi (7,075.22 km) |
| Michigan City to Palamos | 4,397.61 mi (7,077.27 km) |
