| Olecko to Ifield | 969.88 mi (1,560.88 km) |
| Olecko to Ilford | 947.73 mi (1,525.23 km) |
| Olecko to Ilfracombe | 1,126.56 mi (1,813.03 km) |
| Olecko to Ilkeston | 976.56 mi (1,571.62 km) |
| Olecko to Ilkley | 983.41 mi (1,582.65 km) |
| Olecko to Immingham | 923.01 mi (1,485.44 km) |
| Olecko to Ince-in-Makerfield | 1,019.72 mi (1,641.09 km) |
| Olecko to Inverness | 1,058.53 mi (1,703.54 km) |
| Olecko to Inverurie | 989.38 mi (1,592.26 km) |
| Olecko to Ipswich | 893.48 mi (1,437.92 km) |
| Olecko to Irlam | 1,014.00 mi (1,631.88 km) |
| Olecko to Irthlingborough | 960.02 mi (1,545.00 km) |
| Olecko to Irvine | 1,079.60 mi (1,737.44 km) |
| Olecko to Islington | 955.69 mi (1,538.03 km) |
| Olecko to Iver | 972.62 mi (1,565.27 km) |
