| Waukegan to Smolyan | 5,278.64 mi (8,495.15 km) |
| Waukegan to Sofia | 5,174.46 mi (8,327.49 km) |
| Waukegan to Sopot | 5,228.02 mi (8,413.68 km) |
| Waukegan to Sozopol | 5,343.79 mi (8,600.01 km) |
| Waukegan to Sredets | 5,329.68 mi (8,577.29 km) |
| Waukegan to Stamboliyski | 5,245.59 mi (8,441.95 km) |
| Waukegan to Stara Zagora | 5,270.80 mi (8,482.53 km) |
| Waukegan to Svilengrad | 5,323.52 mi (8,567.37 km) |
| Waukegan to Svishtov | 5,201.78 mi (8,371.45 km) |
| Waukegan to Targovishte | 5,263.08 mi (8,470.12 km) |
| Waukegan to Teteven | 5,197.67 mi (8,364.83 km) |
| Waukegan to Troyan | 5,215.38 mi (8,393.35 km) |
| Waukegan to Tryavna | 5,244.03 mi (8,439.45 km) |
| Waukegan to Tutrakan | 5,224.41 mi (8,407.88 km) |
| Waukegan to Varna | 5,310.93 mi (8,547.11 km) |
