| Walton upon Thames to Glyka Nera | 1,496.91 mi (2,409.05 km) |
| Walton upon Thames to Grevena | 1,302.79 mi (2,096.63 km) |
| Walton upon Thames to Ialysos | 1,740.12 mi (2,800.44 km) |
| Walton upon Thames to Ilion | 1,489.24 mi (2,396.70 km) |
| Walton upon Thames to Ilioupoli | 1,496.11 mi (2,407.75 km) |
| Walton upon Thames to Ioannina | 1,301.65 mi (2,094.80 km) |
| Walton upon Thames to Irakleio | 1,680.30 mi (2,704.18 km) |
| Walton upon Thames to Irakleio | 1,490.93 mi (2,399.42 km) |
| Walton upon Thames to Kaisariani | 1,494.68 mi (2,405.45 km) |
| Walton upon Thames to Kalamaria | 1,338.10 mi (2,153.47 km) |
| Walton upon Thames to Kalamata | 1,481.33 mi (2,383.97 km) |
| Walton upon Thames to Kallithea | 1,493.39 mi (2,403.38 km) |
| Walton upon Thames to Kalymnos | 1,666.60 mi (2,682.14 km) |
| Walton upon Thames to Kalyvia Thorikou | 1,507.39 mi (2,425.91 km) |
| Walton upon Thames to Kamatero | 1,488.38 mi (2,395.32 km) |
