| San Francisco to Opole | 5,871.19 mi (9,448.77 km) |
| San Francisco to Orzesze | 5,920.11 mi (9,527.50 km) |
| San Francisco to Osowa | 5,658.28 mi (9,106.12 km) |
| San Francisco to Ostroda | 5,731.95 mi (9,224.69 km) |
| San Francisco to Ostroleka | 5,801.84 mi (9,337.16 km) |
| San Francisco to Ostrow Mazowiecka | 5,824.61 mi (9,373.81 km) |
| San Francisco to Ostrow Wielkopolski | 5,810.10 mi (9,350.46 km) |
| San Francisco to Ostrowiec Swietokrzyski | 5,928.84 mi (9,541.55 km) |
| San Francisco to Ostrzeszow | 5,826.51 mi (9,376.86 km) |
| San Francisco to Oswiecim | 5,937.16 mi (9,554.94 km) |
| San Francisco to Otwock | 5,853.93 mi (9,420.99 km) |
| San Francisco to Ozarow Mazowiecki | 5,838.49 mi (9,396.15 km) |
| San Francisco to Ozimek | 5,876.99 mi (9,458.10 km) |
| San Francisco to Ozorkow | 5,822.46 mi (9,370.35 km) |
| San Francisco to Pabianice | 5,843.62 mi (9,404.40 km) |
