| Kumla to Smolyan | 1,279.74 mi (2,059.55 km) |
| Kumla to Sofia | 1,187.07 mi (1,910.40 km) |
| Kumla to Sopot | 1,209.63 mi (1,946.71 km) |
| Kumla to Sozopol | 1,272.97 mi (2,048.64 km) |
| Kumla to Sredets | 1,268.43 mi (2,041.35 km) |
| Kumla to Stamboliyski | 1,240.84 mi (1,996.93 km) |
| Kumla to Stara Zagora | 1,237.45 mi (1,991.48 km) |
| Kumla to Svilengrad | 1,289.93 mi (2,075.94 km) |
| Kumla to Svishtov | 1,155.02 mi (1,858.82 km) |
| Kumla to Targovishte | 1,199.31 mi (1,930.11 km) |
| Kumla to Teteven | 1,185.06 mi (1,907.17 km) |
| Kumla to Troyan | 1,193.70 mi (1,921.07 km) |
| Kumla to Tryavna | 1,206.59 mi (1,941.82 km) |
| Kumla to Tutrakan | 1,148.11 mi (1,847.70 km) |
| Kumla to Varna | 1,225.45 mi (1,972.17 km) |
