| Reykjavik to Smolyan | 2,403.92 mi (3,868.73 km) |
| Reykjavik to Sofia | 2,300.69 mi (3,702.61 km) |
| Reykjavik to Sopot | 2,344.40 mi (3,772.94 km) |
| Reykjavik to Sozopol | 2,443.45 mi (3,932.35 km) |
| Reykjavik to Sredets | 2,432.60 mi (3,914.90 km) |
| Reykjavik to Stamboliyski | 2,367.60 mi (3,810.29 km) |
| Reykjavik to Stara Zagora | 2,382.76 mi (3,834.69 km) |
| Reykjavik to Svilengrad | 2,436.69 mi (3,921.48 km) |
| Reykjavik to Svishtov | 2,307.17 mi (3,713.03 km) |
| Reykjavik to Targovishte | 2,363.77 mi (3,804.12 km) |
| Reykjavik to Teteven | 2,315.29 mi (3,726.11 km) |
| Reykjavik to Troyan | 2,330.19 mi (3,750.07 km) |
| Reykjavik to Tryavna | 2,353.82 mi (3,788.10 km) |
| Reykjavik to Tutrakan | 2,319.96 mi (3,733.62 km) |
| Reykjavik to Varna | 2,404.75 mi (3,870.06 km) |
