| Deerfield to Olivares | 4,178.27 mi (6,724.27 km) |
| Deerfield to Olivenza | 4,087.88 mi (6,578.81 km) |
| Deerfield to Olot | 4,381.71 mi (7,051.69 km) |
| Deerfield to Onate | 4,140.04 mi (6,662.76 km) |
| Deerfield to Onda | 4,348.12 mi (6,997.62 km) |
| Deerfield to Onteniente | 4,376.85 mi (7,043.86 km) |
| Deerfield to Orihuela | 4,390.21 mi (7,065.36 km) |
| Deerfield to Osuna | 4,233.63 mi (6,813.37 km) |
| Deerfield to Ourense | 3,925.54 mi (6,317.55 km) |
| Deerfield to Oviedo | 3,979.80 mi (6,404.87 km) |
| Deerfield to Paiporta | 4,361.86 mi (7,019.73 km) |
| Deerfield to Pajara | 4,139.76 mi (6,662.30 km) |
| Deerfield to Palafolls | 4,412.75 mi (7,101.64 km) |
| Deerfield to Palafrugell | 4,420.60 mi (7,114.27 km) |
| Deerfield to Palamos | 4,421.95 mi (7,116.44 km) |
