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Routes
Bike touring routes & trails
France
Hauts-De-France
Saint-Omer
Bomy

Bomy Castle – Source of the Lys loop from Bomy

Routes
Bike touring routes & trails
France
Hauts-De-France
Saint-Omer
Bomy

Bomy Castle – Source of the Lys loop from Bomy

Hard

8

riders

Bomy Castle – Source of the Lys loop from Bomy

03:47

47.1km

600m

Cycling

Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels. The starting point of the route is right next to a parking lot.

Last updated: May 12, 2026

Waypoints

A

Start point

Parking

Get Directions

1

924 m

Bomy Castle

Highlight • Other

2

26.0 km

Source of the Lys

Highlight • River

3

36.7 km

Écouflans Church

Highlight • Religious Site

B

47.1 km

End point

Parking

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Way Types & Surfaces

Way Types

20.9 km

19.8 km

4.67 km

1.78 km

Surfaces

19.9 km

14.4 km

11.1 km

1.64 km

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Elevation

Elevation

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

Highest point (190 m)

Lowest point (80 m)

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Weather

Powered by Foreca

Sunday 17 May

14°C

7°C

60 %

Additional weather tips

Max wind speed: 18.0 km/h

to get more detailed weather forecasts along your route

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

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Nearby routes

Moderate

4.6

11

The mills of Rebecques and des Invalides by the pond of Rebecques — loop from Aire-sur-la-Lys

02:46h

45.4km

300m

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