| Roudnice nad Labem to Montana | 642.45 mi (1,033.93 km) |
| Roudnice nad Labem to Nova Zagora | 781.48 mi (1,257.67 km) |
| Roudnice nad Labem to Novi Iskar | 679.88 mi (1,094.16 km) |
| Roudnice nad Labem to Novi Pazar | 780.58 mi (1,256.22 km) |
| Roudnice nad Labem to Omurtag | 764.54 mi (1,230.40 km) |
| Roudnice nad Labem to Panagyurishte | 721.80 mi (1,161.63 km) |
| Roudnice nad Labem to Parvomay | 776.03 mi (1,248.90 km) |
| Roudnice nad Labem to Pavlikeni | 719.41 mi (1,157.77 km) |
| Roudnice nad Labem to Pazardzhik | 742.97 mi (1,195.69 km) |
| Roudnice nad Labem to Pernik | 681.87 mi (1,097.36 km) |
| Roudnice nad Labem to Peshtera | 751.23 mi (1,208.99 km) |
| Roudnice nad Labem to Petrich | 756.57 mi (1,217.58 km) |
| Roudnice nad Labem to Pleven | 687.33 mi (1,106.15 km) |
| Roudnice nad Labem to Plovdiv | 758.59 mi (1,220.84 km) |
| Roudnice nad Labem to Pomorie | 833.36 mi (1,341.17 km) |
