| Santo Tirso to Glyka Nera | 1,724.15 mi (2,774.74 km) |
| Santo Tirso to Grevena | 1,560.33 mi (2,511.10 km) |
| Santo Tirso to Ialysos | 1,983.62 mi (3,192.33 km) |
| Santo Tirso to Ilion | 1,715.58 mi (2,760.96 km) |
| Santo Tirso to Ilioupoli | 1,720.30 mi (2,768.55 km) |
| Santo Tirso to Ioannina | 1,537.39 mi (2,474.20 km) |
| Santo Tirso to Irakleio | 1,855.18 mi (2,985.62 km) |
| Santo Tirso to Irakleio | 1,718.68 mi (2,765.95 km) |
| Santo Tirso to Kaisariani | 1,719.98 mi (2,768.04 km) |
| Santo Tirso to Kalamaria | 1,631.09 mi (2,624.99 km) |
| Santo Tirso to Kalamata | 1,655.36 mi (2,664.05 km) |
| Santo Tirso to Kallithea | 1,717.35 mi (2,763.81 km) |
| Santo Tirso to Kalymnos | 1,909.26 mi (3,072.66 km) |
| Santo Tirso to Kalyvia Thorikou | 1,731.09 mi (2,785.92 km) |
| Santo Tirso to Kamatero | 1,715.64 mi (2,761.06 km) |
