| Oppegard to Smolyan | 1,391.17 mi (2,238.87 km) |
| Oppegard to Sofia | 1,294.50 mi (2,083.30 km) |
| Oppegard to Sopot | 1,323.35 mi (2,129.73 km) |
| Oppegard to Sozopol | 1,397.82 mi (2,249.57 km) |
| Oppegard to Sredets | 1,391.33 mi (2,239.14 km) |
| Oppegard to Stamboliyski | 1,352.59 mi (2,176.79 km) |
| Oppegard to Stara Zagora | 1,354.50 mi (2,179.86 km) |
| Oppegard to Svilengrad | 1,407.86 mi (2,265.73 km) |
| Oppegard to Svishtov | 1,273.35 mi (2,049.26 km) |
| Oppegard to Targovishte | 1,321.78 mi (2,127.20 km) |
| Oppegard to Teteven | 1,297.21 mi (2,087.66 km) |
| Oppegard to Troyan | 1,307.76 mi (2,104.63 km) |
| Oppegard to Tryavna | 1,323.93 mi (2,130.66 km) |
| Oppegard to Tutrakan | 1,272.49 mi (2,047.87 km) |
| Oppegard to Varna | 1,352.73 mi (2,177.01 km) |
