| Hilo to Opole | 7,557.16 mi (12,162.07 km) |
| Hilo to Orzesze | 7,596.74 mi (12,225.77 km) |
| Hilo to Osowa | 7,301.68 mi (11,750.92 km) |
| Hilo to Ostroda | 7,357.58 mi (11,840.88 km) |
| Hilo to Ostroleka | 7,405.91 mi (11,918.66 km) |
| Hilo to Ostrow Mazowiecka | 7,425.07 mi (11,949.50 km) |
| Hilo to Ostrow Wielkopolski | 7,489.15 mi (12,052.62 km) |
| Hilo to Ostrowiec Swietokrzyski | 7,552.63 mi (12,154.79 km) |
| Hilo to Ostrzeszow | 7,505.72 mi (12,079.29 km) |
| Hilo to Oswiecim | 7,606.59 mi (12,241.62 km) |
| Hilo to Otwock | 7,470.67 mi (12,022.88 km) |
| Hilo to Ozarow Mazowiecki | 7,462.45 mi (12,009.66 km) |
| Hilo to Ozimek | 7,558.17 mi (12,163.71 km) |
| Hilo to Ozorkow | 7,474.25 mi (12,028.64 km) |
| Hilo to Pabianice | 7,496.44 mi (12,064.35 km) |
