| Reykjavik to Popovo | 2,347.92 mi (3,778.61 km) |
| Reykjavik to Provadia | 2,392.42 mi (3,850.23 km) |
| Reykjavik to Radnevo | 2,398.56 mi (3,860.11 km) |
| Reykjavik to Radomir | 2,298.39 mi (3,698.90 km) |
| Reykjavik to Rakitovo | 2,363.27 mi (3,803.31 km) |
| Reykjavik to Rakovski | 2,371.21 mi (3,816.09 km) |
| Reykjavik to Razgrad | 2,345.92 mi (3,775.39 km) |
| Reykjavik to Razlog | 2,351.37 mi (3,784.16 km) |
| Reykjavik to Ruse | 2,313.22 mi (3,722.76 km) |
| Reykjavik to Samokov | 2,327.88 mi (3,746.36 km) |
| Reykjavik to Sandanski | 2,364.26 mi (3,804.91 km) |
| Reykjavik to Sevlievo | 2,333.61 mi (3,755.59 km) |
| Reykjavik to Shumen | 2,372.14 mi (3,817.60 km) |
| Reykjavik to Silistra | 2,335.15 mi (3,758.06 km) |
| Reykjavik to Sliven | 2,388.44 mi (3,843.83 km) |
