| Letchworth to Argostoli | 1,380.60 mi (2,221.85 km) |
| Letchworth to Argyroupoli | 1,511.26 mi (2,432.14 km) |
| Letchworth to Arta | 1,346.32 mi (2,166.69 km) |
| Letchworth to Artemida | 1,517.04 mi (2,441.44 km) |
| Letchworth to Aspropyrgos | 1,496.63 mi (2,408.60 km) |
| Letchworth to Athens | 1,506.15 mi (2,423.92 km) |
| Letchworth to Chaidari | 1,501.63 mi (2,416.64 km) |
| Letchworth to Chalandri | 1,507.14 mi (2,425.50 km) |
| Letchworth to Chalkida | 1,476.97 mi (2,376.95 km) |
| Letchworth to Chania | 1,646.14 mi (2,649.21 km) |
| Letchworth to Chios | 1,577.01 mi (2,537.95 km) |
| Letchworth to Cholargos | 1,507.99 mi (2,426.87 km) |
| Letchworth to Chrysoupoli | 1,397.68 mi (2,249.36 km) |
| Letchworth to Dafni | 1,508.09 mi (2,427.04 km) |
| Letchworth to Diavata | 1,340.22 mi (2,156.87 km) |
