| Bellingham to Smolyan | 5,882.81 mi (9,467.48 km) |
| Bellingham to Sofia | 5,785.34 mi (9,310.60 km) |
| Bellingham to Sopot | 5,814.94 mi (9,358.24 km) |
| Bellingham to Sozopol | 5,881.75 mi (9,465.75 km) |
| Bellingham to Sredets | 5,877.63 mi (9,459.13 km) |
| Bellingham to Stamboliyski | 5,844.27 mi (9,405.45 km) |
| Bellingham to Stara Zagora | 5,845.17 mi (9,406.90 km) |
| Bellingham to Svilengrad | 5,898.15 mi (9,492.16 km) |
| Bellingham to Svishtov | 5,763.30 mi (9,275.14 km) |
| Bellingham to Targovishte | 5,808.54 mi (9,347.95 km) |
| Bellingham to Teteven | 5,788.90 mi (9,316.34 km) |
| Bellingham to Troyan | 5,799.29 mi (9,333.05 km) |
| Bellingham to Tryavna | 5,814.44 mi (9,357.44 km) |
| Bellingham to Tutrakan | 5,757.15 mi (9,265.24 km) |
| Bellingham to Varna | 5,833.14 mi (9,387.53 km) |
