| Boston to Ondokuzmayis | 1,844.63 mi (2,968.65 km) |
| Boston to Ordu | 1,940.24 mi (3,122.51 km) |
| Boston to Ortahisar | 1,923.71 mi (3,095.92 km) |
| Boston to Ortakent | 1,708.24 mi (2,749.15 km) |
| Boston to Ortaklar | 1,675.80 mi (2,696.95 km) |
| Boston to Ortakoy | 1,885.45 mi (3,034.35 km) |
| Boston to Ortakoy | 1,864.18 mi (3,000.10 km) |
| Boston to Osmaneli | 1,651.97 mi (2,658.58 km) |
| Boston to Osmaniye | 2,051.95 mi (3,302.29 km) |
| Boston to Ozdere | 1,655.27 mi (2,663.90 km) |
| Boston to Palu | 2,125.08 mi (3,419.99 km) |
| Boston to Pamukkale | 1,734.45 mi (2,791.32 km) |
| Boston to Patnos | 2,221.04 mi (3,574.41 km) |
| Boston to Pazar | 1,907.47 mi (3,069.78 km) |
| Boston to Pazarcik | 2,074.07 mi (3,337.89 km) |
