| West Mifflin to Ickenham | 3,701.20 mi (5,956.51 km) |
| West Mifflin to Ifield | 3,721.94 mi (5,989.88 km) |
| West Mifflin to Ilford | 3,722.56 mi (5,990.88 km) |
| West Mifflin to Ilfracombe | 3,561.22 mi (5,731.23 km) |
| West Mifflin to Ilkeston | 3,632.76 mi (5,846.35 km) |
| West Mifflin to Ilkley | 3,591.01 mi (5,779.17 km) |
| West Mifflin to Immingham | 3,659.92 mi (5,890.07 km) |
| West Mifflin to Ince-in-Makerfield | 3,569.46 mi (5,744.49 km) |
| West Mifflin to Inverness | 3,431.16 mi (5,521.92 km) |
| West Mifflin to Inverurie | 3,501.05 mi (5,634.40 km) |
| West Mifflin to Ipswich | 3,752.05 mi (6,038.33 km) |
| West Mifflin to Irlam | 3,578.46 mi (5,758.97 km) |
| West Mifflin to Irthlingborough | 3,675.59 mi (5,915.29 km) |
| West Mifflin to Irvine | 3,448.27 mi (5,549.46 km) |
| West Mifflin to Islington | 3,715.38 mi (5,979.32 km) |
