| Storrs to Olivares | 3,443.79 mi (5,542.24 km) |
| Storrs to Olivenza | 3,358.58 mi (5,405.12 km) |
| Storrs to Olot | 3,705.39 mi (5,963.26 km) |
| Storrs to Onate | 3,454.84 mi (5,560.03 km) |
| Storrs to Onda | 3,646.95 mi (5,869.20 km) |
| Storrs to Onteniente | 3,666.98 mi (5,901.43 km) |
| Storrs to Orihuela | 3,674.58 mi (5,913.66 km) |
| Storrs to Osuna | 3,500.91 mi (5,634.17 km) |
| Storrs to Ourense | 3,219.42 mi (5,181.16 km) |
| Storrs to Oviedo | 3,287.20 mi (5,290.24 km) |
| Storrs to Paiporta | 3,656.58 mi (5,884.69 km) |
| Storrs to Pajara | 3,350.58 mi (5,392.24 km) |
| Storrs to Palafolls | 3,733.45 mi (6,008.41 km) |
| Storrs to Palafrugell | 3,744.52 mi (6,026.22 km) |
| Storrs to Palamos | 3,745.21 mi (6,027.34 km) |
