| Sliven to Port Chester (New York) | 4,809.31 mi (7,739.84 km) |
| Sliven to Port Hueneme (California) | 6,697.89 mi (10,779.22 km) |
| Sliven to Port Huron (Michigan) | 5,057.18 mi (8,138.74 km) |
| Sliven to Port Lavaca (Texas) | 6,322.82 mi (10,175.60 km) |
| Sliven to Port Neches (Texas) | 6,148.48 mi (9,895.02 km) |
| Sliven to Port Orange (Florida) | 5,669.14 mi (9,123.60 km) |
| Sliven to Port Orchard (Washington) | 5,923.50 mi (9,532.96 km) |
| Sliven to Port Royal (South Carolina) | 5,498.35 mi (8,848.74 km) |
| Sliven to Port Salerno (Florida) | 5,729.09 mi (9,220.08 km) |
| Sliven to Port St. John (Florida) | 5,691.27 mi (9,159.22 km) |
| Sliven to Port St. Lucie (Florida) | 5,731.27 mi (9,223.59 km) |
| Sliven to Port Washington (New York) | 4,817.48 mi (7,752.99 km) |
| Sliven to Port Washington (Wisconsin) | 5,232.34 mi (8,420.64 km) |
| Sliven to Port Wentworth (Georgia) | 5,526.80 mi (8,894.53 km) |
| Sliven to Portage (Indiana) | 5,297.15 mi (8,524.94 km) |
