| Ontario to Sudbury | 5,423.54 mi (8,728.35 km) |
| Ontario to Sunbury | 5,414.99 mi (8,714.58 km) |
| Ontario to Sunderland | 5,228.42 mi (8,414.32 km) |
| Ontario to Sunninghill | 5,408.42 mi (8,704.01 km) |
| Ontario to Surbiton | 5,420.10 mi (8,722.81 km) |
| Ontario to Sutton | 5,424.98 mi (8,730.67 km) |
| Ontario to Sutton Coldfield | 5,318.57 mi (8,559.41 km) |
| Ontario to Sutton in Ashfield | 5,311.42 mi (8,547.90 km) |
| Ontario to Sutton on Hull | 5,311.82 mi (8,548.54 km) |
| Ontario to Swadlincote | 5,317.68 mi (8,557.98 km) |
| Ontario to Swallownest | 5,298.80 mi (8,527.59 km) |
| Ontario to Swanage | 5,401.12 mi (8,692.26 km) |
| Ontario to Swindon | 5,364.59 mi (8,633.48 km) |
| Ontario to Swinton | 5,293.52 mi (8,519.10 km) |
| Ontario to Swinton | 5,260.05 mi (8,465.24 km) |
