| Sliven to Wolomin | 708.33 mi (1,139.95 km) |
| Sliven to Wolow | 751.57 mi (1,209.54 km) |
| Sliven to Wolsztyn | 806.50 mi (1,297.94 km) |
| Sliven to Wroclaw | 728.04 mi (1,171.67 km) |
| Sliven to Wronki | 830.85 mi (1,337.12 km) |
| Sliven to Wrzesnia | 780.60 mi (1,256.26 km) |
| Sliven to Wschowa | 784.31 mi (1,262.22 km) |
| Sliven to Wysokie Mazowieckie | 728.83 mi (1,172.94 km) |
| Sliven to Wyszkow | 720.89 mi (1,160.16 km) |
| Sliven to Zabki | 706.76 mi (1,137.42 km) |
| Sliven to Zabkowice Slaskie | 707.20 mi (1,138.13 km) |
| Sliven to Zabrze | 636.68 mi (1,024.64 km) |
| Sliven to Zagan | 803.79 mi (1,293.57 km) |
| Sliven to Zakopane | 549.92 mi (885.00 km) |
| Sliven to Zambrow | 736.12 mi (1,184.67 km) |
