E09 Bizkar ibilbidea: Udala - Leintz Gatzaga

E09 Bizkar ibilbidea: Udala - Leintz Gatzaga is a 26.6 km National Hiking hiking trail covering an interesting stretch of countryside.

Covering 26.6 km, this demanding trail is best tackled by experienced walkers in good condition. Budget roughly 5 hours and 54 minutes or consider splitting it across two days.

This linear trail moves from one end to the other without looping back. A return journey by transport — or retracing the path — is needed to get back to the start. Follow the GR 121 waymarkers throughout to stay on the official trail line.

As a National Walking Network (NWN) trail, this route represents a nationally recognised hiking corridor. Infrastructure and waymarking are maintained at a high standard.