Routes

Planner

Features

Updates

App

Login or Signup

Get the App

Login or Signup

Routes
Hiking trails & Routes
France
New Aquitaine
Oloron-Sainte-Marie
Aydius

Montagnon Lake – Lake Montagnon d'Iseye loop from Espace du col de Lasserre

Routes
Hiking trails & Routes
France
New Aquitaine
Oloron-Sainte-Marie
Aydius

Montagnon Lake – Lake Montagnon d'Iseye loop from Espace du col de Lasserre

Hard

5.0

(1)

23

hikers

Montagnon Lake – Lake Montagnon d'Iseye loop from Espace du col de Lasserre

10:48

28.4km

1,850m

Hiking

Hard hike. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required. The starting point of the route is right next to a parking lot.

Last updated: April 15, 2026

Tips

Includes segments that may be dangerous

Parts of this route comprise highly technical, difficult, or hazardous terrain. Specialist equipment and prior experience is required.

After 13.3 km for 67 m

After 16.0 km for 67 m

Waypoints

A

Start point

Parking

Get Directions

1

13.1 km

L'Escala

Highlight • Summit

2

13.4 km

Montagnon Lake

Highlight • Lake

Superb view, well deserved because the path is difficult to reach it!

Translated by Google •

Tip by

3

14.2 km

Mardas

Highlight • Summit

4

14.5 km

Lake Montagnon d'Iseye

Highlight • Lake

Great tour (we went off-road at the end but you have the possibility to follow the path 👌)
It goes up sharp, it goes down the same if you go …

Translated by Google •

Tip by

5

14.7 km

Montagnon d'Iseye (2,173 m)

Highlight • Other

B

28.4 km

End point

Parking

Loading

Way Types & Surfaces

Way Types

21.0 km

3.82 km

2.59 km

814 m

169 m

Surfaces

23.5 km

3.99 km

814 m

169 m

Sign up to see more specific route details

Sign up for free

Elevation

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

Highest point (2,130 m)

Lowest point (660 m)

Sign up to see more specific route details

Sign up for free

Weather

Powered by Foreca

Tuesday 30 June

17°C

9°C

18 %

Additional weather tips

Max wind speed: 9.0 km/h

to get more detailed weather forecasts along your route

Comments

guide_signup

Want to know more?

Sign up for a free komoot account to join the conversation.

Sign up for free

Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.

Save

Edit route

Download GPX

Move start point

Print

Share

Embed on a website

Report an Issue

Report restricted access

Nearby routes

Hard

4.8

2,522

Tour of the Ayous Lakes

05:29h

15.8km

770m

Explore
RoutesRoute plannerFeaturesHikesMTB TrailsRoad cycling routesBikepackingSitemap
Download the app
Follow Us on Socials

© komoot GmbH

Privacy Policy