| Ontario to Guroymak | 7,252.46 mi (11,671.71 km) |
| Ontario to Gurpinar | 7,290.78 mi (11,733.38 km) |
| Ontario to Hadim | 7,164.82 mi (11,530.67 km) |
| Ontario to Hakkari | 7,345.48 mi (11,821.42 km) |
| Ontario to Halfeti | 7,264.90 mi (11,691.73 km) |
| Ontario to Hamidiye | 6,823.55 mi (10,981.44 km) |
| Ontario to Hanimciftligi | 7,200.55 mi (11,588.16 km) |
| Ontario to Harbiye | 7,302.23 mi (11,751.80 km) |
| Ontario to Harran | 7,311.69 mi (11,767.03 km) |
| Ontario to Haskoy | 7,240.14 mi (11,651.88 km) |
| Ontario to Hassa | 7,266.63 mi (11,694.50 km) |
| Ontario to Hatay | 7,297.33 mi (11,743.91 km) |
| Ontario to Havran | 6,874.38 mi (11,063.25 km) |
| Ontario to Havza | 6,982.69 mi (11,237.56 km) |
| Ontario to Haymana | 7,012.82 mi (11,286.04 km) |
