| Sliven to Miedzyrzec Podlaski | 663.51 mi (1,067.82 km) |
| Sliven to Miedzyrzecz | 838.43 mi (1,349.32 km) |
| Sliven to Mielec | 574.21 mi (924.11 km) |
| Sliven to Mikolow | 625.95 mi (1,007.37 km) |
| Sliven to Milanowek | 703.82 mi (1,132.69 km) |
| Sliven to Milicz | 743.78 mi (1,197.00 km) |
| Sliven to Minsk Mazowiecki | 692.78 mi (1,114.92 km) |
| Sliven to Mlawa | 771.38 mi (1,241.42 km) |
| Sliven to Mogilno | 790.22 mi (1,271.74 km) |
| Sliven to Monki | 757.82 mi (1,219.59 km) |
| Sliven to Morag | 829.20 mi (1,334.46 km) |
| Sliven to Mosina | 794.17 mi (1,278.10 km) |
| Sliven to Mragowo | 806.10 mi (1,297.30 km) |
| Sliven to Murowana Goslina | 807.57 mi (1,299.66 km) |
| Sliven to Myslenice | 580.42 mi (934.10 km) |
