| Seclin to Sala Consilina | 926.20 mi (1,490.58 km) |
| Seclin to Salemi | 1,002.10 mi (1,612.72 km) |
| Seclin to Salerno | 884.52 mi (1,423.50 km) |
| Seclin to Salo | 486.27 mi (782.57 km) |
| Seclin to Salsomaggiore Terme | 510.87 mi (822.16 km) |
| Seclin to Saluzzo | 457.56 mi (736.38 km) |
| Seclin to Salzano | 543.65 mi (874.92 km) |
| Seclin to Samarate | 431.75 mi (694.83 km) |
| Seclin to San Benedetto del Tronto | 733.17 mi (1,179.92 km) |
| Seclin to San Biagio di Callalta | 546.05 mi (878.78 km) |
| Seclin to San Bonifacio | 521.24 mi (838.86 km) |
| Seclin to San Casciano in Val di Pesa | 610.69 mi (982.81 km) |
| Seclin to San Cataldo | 1,051.56 mi (1,692.33 km) |
| Seclin to San Cesareo | 761.81 mi (1,226.01 km) |
| Seclin to San Dona di Piave | 555.27 mi (893.62 km) |
