| Burkburnett to Smolyan | 6,091.71 mi (9,803.66 km) |
| Burkburnett to Sofia | 5,987.47 mi (9,635.91 km) |
| Burkburnett to Sopot | 6,040.34 mi (9,720.99 km) |
| Burkburnett to Sozopol | 6,154.36 mi (9,904.48 km) |
| Burkburnett to Sredets | 6,140.68 mi (9,882.47 km) |
| Burkburnett to Stamboliyski | 6,058.39 mi (9,750.03 km) |
| Burkburnett to Stara Zagora | 6,082.76 mi (9,789.26 km) |
| Burkburnett to Svilengrad | 6,135.66 mi (9,874.40 km) |
| Burkburnett to Svishtov | 6,012.93 mi (9,676.87 km) |
| Burkburnett to Targovishte | 6,073.70 mi (9,774.67 km) |
| Burkburnett to Teteven | 6,010.06 mi (9,672.26 km) |
| Burkburnett to Troyan | 6,027.55 mi (9,700.41 km) |
| Burkburnett to Tryavna | 6,055.74 mi (9,745.77 km) |
| Burkburnett to Tutrakan | 6,034.18 mi (9,711.08 km) |
| Burkburnett to Varna | 6,120.50 mi (9,850.00 km) |
