There are some great mountain biking routes in Sønderborg — but how do you know where to go? Well, we’ve reviewed our full collection of mtb routes in Sønderborg to bring you the best. Explore them all below.

Last updated: October 12, 2025

5.0

(25)

100

riders

1. Dike at the Baltic Sea – Kegnæs Lighthouse loop from Skovby

27.8km

01:31

100m

Easy mountain bike ride. Great for any fitness level. Suitable for all skill levels.

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Easy

4.8

(15)

riders

2. Flensburg Fjord – Flensburg Harbor loop from Gråsten

46.1km

02:53

390m

Intermediate mountain bike ride. Good fitness required. Suitable for all skill levels.

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Intermediate

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5.0

(13)

riders

3. Connection to Kegnæs Peninsula – Kegnæs Lighthouse loop from Nystaden

21.7km

01:14

80m

Easy mountain bike ride. Great for any fitness level. Suitable for all skill levels.

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Easy

4.8

(6)

riders

4. Flensburg Harbor – Flensburg Fjord loop from Gråsten

64.8km

03:54

440m

Intermediate mountain bike ride. Good fitness required. Suitable for all skill levels.

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Intermediate

4.9

(13)

riders

5. Sønderborg Castle – Baltic Sea Beach loop from Sønderborg

36.5km

02:22

170m

Intermediate mountain bike ride. Good fitness required. Advanced riding skills necessary.

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Intermediate

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Places to see

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Natural Monuments

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Bike Parks

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Browse the best MTB trails in other regions.

Varde Nationalpark Vadehavet Aabenraa Tønder Blåbjerg Klitplantage Haderslev Fanø Vejle Fanø Klitplantage Nymindegab Plantage Vrøgum Klitplantage Ho Klitplantage Kolding Oksby Klitplantage Filsø Bordrup Klitplantage Løvehave Nordfyn Aal Plantage Fiskerup Skov Hvidkilde Sø Haderslev Dam Kærgård Klitplantage Middelfart Faaborg-Midtfyn Security Area Svanninge Bjerge Arnkil Fred Nørreskov Karlsgårde Sø Odense Svendborg Frederikshåb Plantage Gråstenskovene (Dyrehaven, Rinkenæs Skov, Kværs Skov)Billund Slauggård Plantage Gødding Skov Rands Fjord Vejen Kerteminde Rugkrog Nørreskoven Als Pipstorn skov Dyreborg Skov Gråsten Slotssø Hovens Skov Dallund Sø Slotssøen Nørresø Assens Naturparken Hindsgavl Dyrehave Slivsø Fredericia Varming Plantage Årtoft Plantage Munkebjergskovene Arreskov Sø Nyborg Fromssejer Plantage Skodsbøl Skov Tirslund Plantage Fovslet skov Fårup Sø Liegård Plantage Elmelund Skov Utoft Plantage Langeland Østerø Sø Solkær Engsø Hesbjerg Skov Søby Sø Lovrup Skov Stensbæk Plantage Ramsar Område Hønning Plantage Gram Storskov Hejls Nor Jels Nedersø Ringe Sø Esbjerg Grindsted Plantage Skærsø Stilde Plantage Tryggelev Nor Ravnebjerg Skov Karskov Draved Skov Stursbøl Plantage Høllund Søgård Plantage Skovsende Plantage

The best MTB trails in Sønderborg

1. Dike at the Baltic Sea – Kegnæs Lighthouse loop from Skovby

2. Flensburg Fjord – Flensburg Harbor loop from Gråsten

3. Connection to Kegnæs Peninsula – Kegnæs Lighthouse loop from Nystaden

4. Flensburg Harbor – Flensburg Fjord loop from Gråsten

5. Sønderborg Castle – Baltic Sea Beach loop from Sønderborg

Other adventures in Sønderborg

Most popular routes in Sønderborg

Most popular attractions in Sønderborg

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