| Twin Falls to Ickenham | 4,830.48 mi (7,773.91 km) |
| Twin Falls to Ifield | 4,858.92 mi (7,819.68 km) |
| Twin Falls to Ilford | 4,846.90 mi (7,800.33 km) |
| Twin Falls to Ilfracombe | 4,731.52 mi (7,614.65 km) |
| Twin Falls to Ilkeston | 4,736.66 mi (7,622.92 km) |
| Twin Falls to Ilkley | 4,676.26 mi (7,525.71 km) |
| Twin Falls to Immingham | 4,738.68 mi (7,626.16 km) |
| Twin Falls to Ince-in-Makerfield | 4,670.82 mi (7,516.96 km) |
| Twin Falls to Inverness | 4,443.92 mi (7,151.80 km) |
| Twin Falls to Inverurie | 4,504.99 mi (7,250.08 km) |
| Twin Falls to Ipswich | 4,854.84 mi (7,813.11 km) |
| Twin Falls to Irlam | 4,680.63 mi (7,532.74 km) |
| Twin Falls to Irthlingborough | 4,788.59 mi (7,706.49 km) |
| Twin Falls to Irvine | 4,513.92 mi (7,264.45 km) |
| Twin Falls to Islington | 4,841.78 mi (7,792.09 km) |
