| Sinnai to Klaukkala | 1,603.40 mi (2,580.43 km) |
| Sinnai to Kokkola | 1,788.41 mi (2,878.17 km) |
| Sinnai to Kontiolahti | 1,834.24 mi (2,951.92 km) |
| Sinnai to Korsholm | 1,724.33 mi (2,775.04 km) |
| Sinnai to Kotka | 1,649.75 mi (2,655.02 km) |
| Sinnai to Kouvola | 1,667.80 mi (2,684.06 km) |
| Sinnai to Kuhmo | 1,903.49 mi (3,063.38 km) |
| Sinnai to Kuopio | 1,801.24 mi (2,898.81 km) |
| Sinnai to Kurikka | 1,702.41 mi (2,739.77 km) |
| Sinnai to Kuusamo | 2,003.18 mi (3,223.81 km) |
| Sinnai to Kuusankoski | 1,668.55 mi (2,685.27 km) |
| Sinnai to Lahti | 1,654.80 mi (2,663.14 km) |
| Sinnai to Laitila | 1,584.33 mi (2,549.73 km) |
| Sinnai to Lapinlahti | 1,823.51 mi (2,934.66 km) |
| Sinnai to Lappeenranta | 1,707.96 mi (2,748.70 km) |
