| Westmont to Ickenham | 5,436.05 mi (8,748.48 km) |
| Westmont to Ifield | 5,463.80 mi (8,793.13 km) |
| Westmont to Ilford | 5,453.19 mi (8,776.06 km) |
| Westmont to Ilfracombe | 5,331.00 mi (8,579.42 km) |
| Westmont to Ilkeston | 5,344.40 mi (8,600.98 km) |
| Westmont to Ilkley | 5,285.55 mi (8,506.27 km) |
| Westmont to Immingham | 5,349.16 mi (8,608.65 km) |
| Westmont to Ince-in-Makerfield | 5,278.29 mi (8,494.59 km) |
| Westmont to Inverness | 5,058.46 mi (8,140.81 km) |
| Westmont to Inverurie | 5,120.79 mi (8,241.11 km) |
| Westmont to Ipswich | 5,463.66 mi (8,792.92 km) |
| Westmont to Irlam | 5,288.09 mi (8,510.36 km) |
| Westmont to Irthlingborough | 5,395.72 mi (8,683.58 km) |
| Westmont to Irvine | 5,123.92 mi (8,246.15 km) |
| Westmont to Islington | 5,447.79 mi (8,767.36 km) |
