| Santurce-Antiguo to Montana | 1,313.14 mi (2,113.29 km) |
| Santurce-Antiguo to Nova Zagora | 1,463.58 mi (2,355.40 km) |
| Santurce-Antiguo to Novi Iskar | 1,326.63 mi (2,135.00 km) |
| Santurce-Antiguo to Novi Pazar | 1,510.75 mi (2,431.31 km) |
| Santurce-Antiguo to Omurtag | 1,475.19 mi (2,374.09 km) |
| Santurce-Antiguo to Panagyurishte | 1,372.19 mi (2,208.33 km) |
| Santurce-Antiguo to Parvomay | 1,429.69 mi (2,300.87 km) |
| Santurce-Antiguo to Pavlikeni | 1,419.12 mi (2,283.86 km) |
| Santurce-Antiguo to Pazardzhik | 1,384.03 mi (2,227.38 km) |
| Santurce-Antiguo to Pernik | 1,313.45 mi (2,113.79 km) |
| Santurce-Antiguo to Peshtera | 1,384.91 mi (2,228.80 km) |
| Santurce-Antiguo to Petrich | 1,340.62 mi (2,157.52 km) |
| Santurce-Antiguo to Pleven | 1,382.45 mi (2,224.84 km) |
| Santurce-Antiguo to Plovdiv | 1,405.61 mi (2,262.11 km) |
| Santurce-Antiguo to Pomorie | 1,542.14 mi (2,481.83 km) |
