| Bad Honnef am Rhein to Zottegem | 150.56 mi (242.30 km) |
| Bad Honnef am Rhein to Zulte | 166.77 mi (268.39 km) |
| Bad Honnef am Rhein to Zwevegem | 170.63 mi (274.60 km) |
| Bad Honnef am Rhein to Zwijndrecht | 132.04 mi (212.50 km) |
| Bad Honnef am Rhein to Asenovgrad | 1,027.11 mi (1,652.98 km) |
| Bad Honnef am Rhein to Aytos | 1,091.47 mi (1,756.55 km) |
| Bad Honnef am Rhein to Balchik | 1,099.55 mi (1,769.56 km) |
| Bad Honnef am Rhein to Bankya | 929.58 mi (1,496.01 km) |
| Bad Honnef am Rhein to Bansko | 983.31 mi (1,582.49 km) |
| Bad Honnef am Rhein to Berkovitsa | 904.85 mi (1,456.21 km) |
| Bad Honnef am Rhein to Blagoevgrad | 960.21 mi (1,545.31 km) |
| Bad Honnef am Rhein to Botevgrad | 945.50 mi (1,521.63 km) |
| Bad Honnef am Rhein to Burgas | 1,108.62 mi (1,784.16 km) |
| Bad Honnef am Rhein to Byala Slatina | 926.53 mi (1,491.11 km) |
| Bad Honnef am Rhein to Chirpan | 1,036.53 mi (1,668.13 km) |
