| Papillion to Smolyan | 5,627.77 mi (9,057.03 km) |
| Papillion to Sofia | 5,523.49 mi (8,889.20 km) |
| Papillion to Sopot | 5,573.75 mi (8,970.08 km) |
| Papillion to Sozopol | 5,682.75 mi (9,145.50 km) |
| Papillion to Sredets | 5,670.14 mi (9,125.22 km) |
| Papillion to Stamboliyski | 5,593.45 mi (9,001.78 km) |
| Papillion to Stara Zagora | 5,614.96 mi (9,036.41 km) |
| Papillion to Svilengrad | 5,668.34 mi (9,122.31 km) |
| Papillion to Svishtov | 5,542.98 mi (8,920.56 km) |
| Papillion to Targovishte | 5,602.33 mi (9,016.08 km) |
| Papillion to Teteven | 5,543.75 mi (8,921.81 km) |
| Papillion to Troyan | 5,560.47 mi (8,948.71 km) |
| Papillion to Tryavna | 5,587.22 mi (8,991.76 km) |
| Papillion to Tutrakan | 5,561.03 mi (8,949.61 km) |
| Papillion to Varna | 5,646.82 mi (9,087.68 km) |
