| Porto Tolle to Ifield | 717.26 mi (1,154.31 km) |
| Porto Tolle to Ilford | 722.97 mi (1,163.51 km) |
| Porto Tolle to Ilfracombe | 870.49 mi (1,400.92 km) |
| Porto Tolle to Ilkeston | 827.71 mi (1,332.07 km) |
| Porto Tolle to Ilkley | 884.70 mi (1,423.78 km) |
| Porto Tolle to Immingham | 820.82 mi (1,320.98 km) |
| Porto Tolle to Ince-in-Makerfield | 893.96 mi (1,438.69 km) |
| Porto Tolle to Inverness | 1,117.18 mi (1,797.92 km) |
| Porto Tolle to Inverurie | 1,059.22 mi (1,704.65 km) |
| Porto Tolle to Ipswich | 707.29 mi (1,138.28 km) |
| Porto Tolle to Irlam | 884.22 mi (1,423.01 km) |
| Porto Tolle to Irthlingborough | 777.80 mi (1,251.75 km) |
| Porto Tolle to Irvine | 1,046.05 mi (1,683.46 km) |
| Porto Tolle to Islington | 729.16 mi (1,173.46 km) |
| Porto Tolle to Iver | 742.82 mi (1,195.46 km) |
