| Harstad to Ifield | 1,341.29 mi (2,158.60 km) |
| Harstad to Ilford | 1,308.84 mi (2,106.38 km) |
| Harstad to Ilfracombe | 1,393.86 mi (2,243.20 km) |
| Harstad to Ilkeston | 1,236.85 mi (1,990.51 km) |
| Harstad to Ilkley | 1,183.59 mi (1,904.81 km) |
| Harstad to Immingham | 1,179.24 mi (1,897.81 km) |
| Harstad to Ince-in-Makerfield | 1,220.44 mi (1,964.10 km) |
| Harstad to Inverness | 1,005.73 mi (1,618.57 km) |
| Harstad to Inverurie | 983.69 mi (1,583.09 km) |
| Harstad to Ipswich | 1,261.67 mi (2,030.46 km) |
| Harstad to Irlam | 1,223.67 mi (1,969.31 km) |
| Harstad to Irthlingborough | 1,268.54 mi (2,041.52 km) |
| Harstad to Irvine | 1,125.89 mi (1,811.95 km) |
| Harstad to Islington | 1,312.29 mi (2,111.93 km) |
| Harstad to Iver | 1,319.38 mi (2,123.34 km) |
