| Grand Haven to Smolyan | 5,185.52 mi (8,345.28 km) |
| Grand Haven to Sofia | 5,081.37 mi (8,177.67 km) |
| Grand Haven to Sopot | 5,135.25 mi (8,264.38 km) |
| Grand Haven to Sozopol | 5,251.70 mi (8,451.80 km) |
| Grand Haven to Sredets | 5,237.43 mi (8,428.83 km) |
| Grand Haven to Stamboliyski | 5,152.59 mi (8,292.30 km) |
| Grand Haven to Stara Zagora | 5,178.18 mi (8,333.47 km) |
| Grand Haven to Svilengrad | 5,230.81 mi (8,418.18 km) |
| Grand Haven to Svishtov | 5,109.48 mi (8,222.92 km) |
| Grand Haven to Targovishte | 5,170.98 mi (8,321.89 km) |
| Grand Haven to Teteven | 5,104.87 mi (8,215.49 km) |
| Grand Haven to Troyan | 5,122.68 mi (8,244.16 km) |
| Grand Haven to Tryavna | 5,151.52 mi (8,290.57 km) |
| Grand Haven to Tutrakan | 5,132.61 mi (8,260.13 km) |
| Grand Haven to Varna | 5,219.17 mi (8,399.45 km) |
