| Ipswich to Smolyan | 1,318.52 mi (2,121.96 km) |
| Ipswich to Sofia | 1,215.03 mi (1,955.40 km) |
| Ipswich to Sopot | 1,273.02 mi (2,048.72 km) |
| Ipswich to Sozopol | 1,401.06 mi (2,254.78 km) |
| Ipswich to Sredets | 1,383.70 mi (2,226.86 km) |
| Ipswich to Stamboliyski | 1,287.21 mi (2,071.57 km) |
| Ipswich to Stara Zagora | 1,318.10 mi (2,121.28 km) |
| Ipswich to Svilengrad | 1,369.09 mi (2,203.34 km) |
| Ipswich to Svishtov | 1,256.34 mi (2,021.89 km) |
| Ipswich to Targovishte | 1,321.23 mi (2,126.32 km) |
| Ipswich to Teteven | 1,242.37 mi (1,999.40 km) |
| Ipswich to Troyan | 1,261.64 mi (2,030.41 km) |
| Ipswich to Tryavna | 1,293.55 mi (2,081.77 km) |
| Ipswich to Tutrakan | 1,290.62 mi (2,077.05 km) |
| Ipswich to Varna | 1,376.90 mi (2,215.90 km) |
