| McAlester to Smolyan | 5,945.16 mi (9,567.81 km) |
| McAlester to Sofia | 5,841.03 mi (9,400.22 km) |
| McAlester to Sopot | 5,894.96 mi (9,487.02 km) |
| McAlester to Sozopol | 6,011.18 mi (9,674.06 km) |
| McAlester to Sredets | 5,997.00 mi (9,651.24 km) |
| McAlester to Stamboliyski | 5,912.28 mi (9,514.90 km) |
| McAlester to Stara Zagora | 5,937.88 mi (9,556.09 km) |
| McAlester to Svilengrad | 5,990.52 mi (9,640.82 km) |
| McAlester to Svishtov | 5,869.08 mi (9,445.36 km) |
| McAlester to Targovishte | 5,930.47 mi (9,544.16 km) |
| McAlester to Teteven | 5,864.58 mi (9,438.13 km) |
| McAlester to Troyan | 5,882.39 mi (9,466.79 km) |
| McAlester to Tryavna | 5,911.19 mi (9,513.15 km) |
| McAlester to Tutrakan | 5,891.86 mi (9,482.03 km) |
| McAlester to Varna | 5,978.38 mi (9,621.27 km) |
