| Douai to Savona | 489.04 mi (787.04 km) |
| Douai to Scafati | 862.93 mi (1,388.75 km) |
| Douai to Scalea | 954.76 mi (1,536.55 km) |
| Douai to Scandiano | 533.89 mi (859.21 km) |
| Douai to Scandicci | 594.85 mi (957.32 km) |
| Douai to Schio | 499.31 mi (803.56 km) |
| Douai to Sciacca | 1,016.60 mi (1,636.06 km) |
| Douai to Scicli | 1,101.05 mi (1,771.97 km) |
| Douai to Scordia | 1,074.04 mi (1,728.50 km) |
| Douai to Scorze | 532.66 mi (857.23 km) |
| Douai to Sedico | 508.04 mi (817.61 km) |
| Douai to Sedriano | 433.70 mi (697.97 km) |
| Douai to Segni | 765.14 mi (1,231.38 km) |
| Douai to Segrate | 443.02 mi (712.97 km) |
| Douai to Selargius | 823.26 mi (1,324.90 km) |
