| Ithaca to Olivares | 3,635.61 mi (5,850.95 km) |
| Ithaca to Olivenza | 3,548.38 mi (5,710.57 km) |
| Ithaca to Olot | 3,876.92 mi (6,239.29 km) |
| Ithaca to Onate | 3,628.98 mi (5,840.28 km) |
| Ithaca to Onda | 3,827.02 mi (6,159.00 km) |
| Ithaca to Onteniente | 3,850.16 mi (6,196.23 km) |
| Ithaca to Orihuela | 3,859.82 mi (6,211.79 km) |
| Ithaca to Osuna | 3,692.14 mi (5,941.93 km) |
| Ithaca to Ourense | 3,400.57 mi (5,472.69 km) |
| Ithaca to Oviedo | 3,463.64 mi (5,574.18 km) |
| Ithaca to Paiporta | 3,838.12 mi (6,176.85 km) |
| Ithaca to Pajara | 3,564.38 mi (5,736.31 km) |
| Ithaca to Palafolls | 3,906.05 mi (6,286.18 km) |
| Ithaca to Palafrugell | 3,916.03 mi (6,302.24 km) |
| Ithaca to Palamos | 3,916.95 mi (6,303.72 km) |
