| Newton Aycliffe to Smolyan | 1,495.79 mi (2,407.24 km) |
| Newton Aycliffe to Sofia | 1,391.57 mi (2,239.51 km) |
| Newton Aycliffe to Sopot | 1,445.48 mi (2,326.27 km) |
| Newton Aycliffe to Sozopol | 1,565.80 mi (2,519.92 km) |
| Newton Aycliffe to Sredets | 1,550.24 mi (2,494.87 km) |
| Newton Aycliffe to Stamboliyski | 1,462.65 mi (2,353.91 km) |
| Newton Aycliffe to Stara Zagora | 1,488.87 mi (2,396.10 km) |
| Newton Aycliffe to Svilengrad | 1,541.20 mi (2,480.33 km) |
| Newton Aycliffe to Svishtov | 1,422.18 mi (2,288.78 km) |
| Newton Aycliffe to Targovishte | 1,485.21 mi (2,390.22 km) |
| Newton Aycliffe to Teteven | 1,415.04 mi (2,277.29 km) |
| Newton Aycliffe to Troyan | 1,433.10 mi (2,306.36 km) |
| Newton Aycliffe to Tryavna | 1,462.72 mi (2,354.02 km) |
| Newton Aycliffe to Tutrakan | 1,450.21 mi (2,333.89 km) |
| Newton Aycliffe to Varna | 1,537.04 mi (2,473.63 km) |
