| McKinney to Smolyan | 6,069.29 mi (9,767.58 km) |
| McKinney to Sofia | 5,965.22 mi (9,600.10 km) |
| McKinney to Sopot | 6,019.60 mi (9,687.60 km) |
| McKinney to Sozopol | 6,136.65 mi (9,875.98 km) |
| McKinney to Sredets | 6,122.29 mi (9,852.87 km) |
| McKinney to Stamboliyski | 6,036.61 mi (9,714.99 km) |
| McKinney to Stara Zagora | 6,062.71 mi (9,756.99 km) |
| McKinney to Svilengrad | 6,115.25 mi (9,841.54 km) |
| McKinney to Svishtov | 5,994.31 mi (9,646.92 km) |
| McKinney to Targovishte | 6,055.93 mi (9,746.07 km) |
| McKinney to Teteven | 5,989.18 mi (9,638.65 km) |
| McKinney to Troyan | 6,007.12 mi (9,667.53 km) |
| McKinney to Tryavna | 6,036.16 mi (9,714.27 km) |
| McKinney to Tutrakan | 6,017.64 mi (9,684.46 km) |
| McKinney to Varna | 6,104.22 mi (9,823.79 km) |
