Tips
Alvaro Hernandez
September 25, 2025
Road cycling
This mountain pass, between Asturias and León, rises 1,520 meters above sea level. The ascent on both sides is spectacular, immersing you in an unforgettable mountain landscape.
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Nearby routes
Best routes near Alto de San Isidro
32
riders
55.8km
03:03
1,160m
1,160m
Hard road ride. Very good fitness required. Mostly well-paved surfaces and easy to ride.
Hard
5.0
(1)
25
riders
112km
05:47
2,000m
2,000m
Hard road ride. Very good fitness required. Mostly well-paved surfaces and easy to ride.
Hard
5.0
(1)
23
riders
89.5km
04:09
1,100m
1,100m
Hard road ride. Very good fitness required. Mostly well-paved surfaces and easy to ride.
Hard
Details
Informations
Elevation 1,520 m
Weather
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Wednesday 30 September
11°C
6°C
21 %
Additional weather tips
Max wind speed: 10.0 km/h
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