| Welby to Montana | 5,840.23 mi (9,398.94 km) |
| Welby to Nova Zagora | 5,975.01 mi (9,615.85 km) |
| Welby to Novi Iskar | 5,877.55 mi (9,459.01 km) |
| Welby to Novi Pazar | 5,961.01 mi (9,593.32 km) |
| Welby to Omurtag | 5,952.53 mi (9,579.68 km) |
| Welby to Panagyurishte | 5,919.57 mi (9,526.63 km) |
| Welby to Parvomay | 5,973.12 mi (9,612.81 km) |
| Welby to Pavlikeni | 5,912.37 mi (9,515.03 km) |
| Welby to Pazardzhik | 5,940.78 mi (9,560.76 km) |
| Welby to Pernik | 5,878.80 mi (9,461.02 km) |
| Welby to Peshtera | 5,949.01 mi (9,574.01 km) |
| Welby to Petrich | 5,950.41 mi (9,576.26 km) |
| Welby to Pleven | 5,882.34 mi (9,466.72 km) |
| Welby to Plovdiv | 5,956.23 mi (9,585.62 km) |
| Welby to Pomorie | 6,017.43 mi (9,684.11 km) |
