| Ontario to Saarijarvi | 5,443.49 mi (8,760.45 km) |
| Ontario to Salo | 5,543.62 mi (8,921.60 km) |
| Ontario to Sastamala | 5,483.91 mi (8,825.50 km) |
| Ontario to Savonlinna | 5,550.75 mi (8,933.07 km) |
| Ontario to Seinajoki | 5,398.28 mi (8,687.69 km) |
| Ontario to Siilinjarvi | 5,458.76 mi (8,785.03 km) |
| Ontario to Sipoo | 5,582.28 mi (8,983.82 km) |
| Ontario to Sippola | 5,589.66 mi (8,995.68 km) |
| Ontario to Sodankyla | 5,182.19 mi (8,339.92 km) |
| Ontario to Somero | 5,536.20 mi (8,909.65 km) |
| Ontario to Sotkamo | 5,405.11 mi (8,698.68 km) |
| Ontario to Tampere | 5,489.71 mi (8,834.83 km) |
| Ontario to Tornio | 5,240.55 mi (8,433.85 km) |
| Ontario to Turku | 5,524.17 mi (8,890.29 km) |
| Ontario to Tuusula | 5,575.04 mi (8,972.17 km) |
