| Gloucester to Islahiye | 2,139.86 mi (3,443.77 km) |
| Gloucester to Isparta | 1,856.51 mi (2,987.77 km) |
| Gloucester to Istanbul | 1,646.68 mi (2,650.07 km) |
| Gloucester to Izmir | 1,689.05 mi (2,718.27 km) |
| Gloucester to Kadinhani | 1,902.14 mi (3,061.20 km) |
| Gloucester to Kadirli | 2,102.03 mi (3,382.89 km) |
| Gloucester to Kagithane | 1,644.69 mi (2,646.87 km) |
| Gloucester to Kahramanmaras | 2,127.13 mi (3,423.28 km) |
| Gloucester to Kahta | 2,189.08 mi (3,522.98 km) |
| Gloucester to Kaman | 1,915.23 mi (3,082.26 km) |
| Gloucester to Kangal | 2,074.01 mi (3,337.79 km) |
| Gloucester to Kapakli | 1,592.47 mi (2,562.83 km) |
| Gloucester to Karaagac | 2,140.06 mi (3,444.09 km) |
| Gloucester to Karaagac | 1,593.18 mi (2,563.98 km) |
| Gloucester to Karabuk | 1,791.91 mi (2,883.80 km) |
