Bizkaia Kopa Trail / BKT 2026 / Arrieta

Race facts

• It takes place on a Saturday, October 10, 2026 — autumn in this part of the world.
• The closest comparable trail running event is Hiru Haundiak in Vitoria-Gasteiz, 16 km away, on October 11, 2026.
• 12 of the 12 most similar events take place in the same month.