GR-109Long-distance trail (GR)·Linear

GR-109. Etapa 04. Benia de Onís-Cangas de Onís

Onís, Asturias

Moderate32.6/100Year-round

Elevation profile

Flat (≤1%)

Gentle (1–5%)

Steep (5–10%)

Extreme (≥10%)

Critical Segments

Demanding Climb

CAT 3

km 13.2 · 1.6 km Distance

11% Avg

263m – 438m

Slope20% Max

RiskMEDIUM

Dangerous Descent

km 8.9 · 1.2 km Distance

10% Avg

149m – 265m

Slope18% Max

RiskMEDIUM

Dangerous Descent

km 18.8 · 3.9 km Distance

9% Avg

74m – 416m

Slope16% Max

RiskMEDIUM

Demanding Climb

CAT 4

km 10.3 · 0.8 km Distance

10% Avg

142m – 223m

Slope16% Max

RiskMEDIUM

Demanding Climb

CAT 4

km 11.1 · 1.0 km Distance

8% Avg

223m – 307m

Slope14% Max

RiskMEDIUM

Demanding Climb

km 4.3 · 0.5 km Distance

8% Avg

247m – 290m

Slope14% Max

RiskMEDIUM

Dangerous Descent

km 6.0 · 1.1 km Distance

8% Avg

196m – 292m

Slope12% Max

RiskMEDIUM

Demanding Climb

km 1.7 · 0.8 km Distance

8% Avg

229m – 295m

Slope15% Max

RiskLOW

Distance

23.6 km

Est. duration

6h 8min

Elevation gain

+135 m

Elevation loss

-317 m

Highest point

440.8 m

Lowest point

62.1 m

Average elevation

272 m

Slope distribution

Flat (≤1%)7%Gentle (1–5%)34%Steep (5–10%)37%Extreme (≥10%)22%

Child-friendlyNo

Pet-friendlyNo

About this trail

Senderos de Gran Recorrido (GR)

Start municipality	Onís
Region	Asturias
Source	Federación Española de Deportes de Montaña y Escalada (FEDME)
Start	43.33540, -4.97323Open in maps
End	43.35104, -5.12862
Track points	1,436