| Youngsville to Ickenham | 4,682.89 mi (7,536.38 km) |
| Youngsville to Ifield | 4,703.39 mi (7,569.37 km) |
| Youngsville to Ilford | 4,704.31 mi (7,570.86 km) |
| Youngsville to Ilfracombe | 4,541.98 mi (7,309.60 km) |
| Youngsville to Ilkeston | 4,614.87 mi (7,426.92 km) |
| Youngsville to Ilkley | 4,573.11 mi (7,359.71 km) |
| Youngsville to Immingham | 4,642.02 mi (7,470.60 km) |
| Youngsville to Ince-in-Makerfield | 4,551.60 mi (7,325.09 km) |
| Youngsville to Inverness | 4,410.82 mi (7,098.53 km) |
| Youngsville to Inverurie | 4,480.60 mi (7,210.83 km) |
| Youngsville to Ipswich | 4,734.09 mi (7,618.79 km) |
| Youngsville to Irlam | 4,560.60 mi (7,339.57 km) |
| Youngsville to Irthlingborough | 4,657.60 mi (7,495.68 km) |
| Youngsville to Irvine | 4,429.91 mi (7,129.24 km) |
| Youngsville to Islington | 4,697.10 mi (7,559.25 km) |
