| Cities | Distance |
|---|
| Seclin to Krotoszyn | 628.60 mi (1,011.63 km) |
| Seclin to Kruszwica | 671.33 mi (1,080.41 km) |
| Seclin to Krynica | 798.34 mi (1,284.80 km) |
| Seclin to Krzeszowice | 731.21 mi (1,176.77 km) |
| Seclin to Kudowa-Zdroj | 579.93 mi (933.30 km) |
| Seclin to Kutno | 712.35 mi (1,146.41 km) |
| Seclin to Kwidzyn | 707.54 mi (1,138.68 km) |
| Seclin to Lancut | 845.71 mi (1,361.03 km) |
| Seclin to Lapy | 862.52 mi (1,388.10 km) |
| Seclin to Lask | 701.43 mi (1,128.85 km) |
| Seclin to Laziska Gorne | 696.73 mi (1,121.28 km) |
| Seclin to Lebork | 675.78 mi (1,087.57 km) |
| Seclin to Leczna | 863.61 mi (1,389.84 km) |
| Seclin to Leczyca | 704.73 mi (1,134.16 km) |
| Seclin to Legionowo | 776.87 mi (1,250.25 km) |
