| Cities | Distance |
|---|---|
| Birsfelden to Montana | 806.39 mi (1,297.76 km) |
| Birsfelden to Nova Zagora | 960.97 mi (1,546.54 km) |
| Birsfelden to Novi Iskar | 831.48 mi (1,338.14 km) |
| Birsfelden to Novi Pazar | 989.24 mi (1,592.03 km) |
| Birsfelden to Omurtag | 960.54 mi (1,545.84 km) |
| Birsfelden to Panagyurishte | 878.57 mi (1,413.93 km) |
| Birsfelden to Parvomay | 938.15 mi (1,509.81 km) |
| Birsfelden to Pavlikeni | 906.41 mi (1,458.73 km) |
| Birsfelden to Pazardzhik | 895.47 mi (1,441.12 km) |
| Birsfelden to Pernik | 824.20 mi (1,326.42 km) |
| Birsfelden to Peshtera | 899.83 mi (1,448.14 km) |
| Birsfelden to Petrich | 875.97 mi (1,409.74 km) |
| Birsfelden to Pleven | 869.66 mi (1,399.58 km) |
| Birsfelden to Plovdiv | 915.68 mi (1,473.64 km) |
| Birsfelden to Pomorie | 1,031.25 mi (1,659.64 km) |