Triathlon events in Belgium

30 upcoming triathlon events in Belgium.

XTERRA Ardennes

8 Aug 2026

Lac de la Gileppe

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Duathlon Halle

15 Aug 2026

Halle

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Triathlon de Namur

15 Aug 2026

Namur, Région wallonne

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City Triathlon Deinze

23 Aug 2026

Deinze

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Triathlon Gent

23 Aug 2026

Gent, Vlaanderen

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Finishers Triatlon

23 Aug 2026

Knokke-Heist, Vlaanderen

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Grenstriatlon

29 Aug 2026

Assenede, Vlaanderen

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Triathlon de Chièvres

30 Aug 2026

Chièvres

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Potrell Triathlon de Peerdevisscher

30 Aug 2026

Koksijde, Vlaanderen

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Ironman 5150 Knokke-Heist

5 Sept 2026

Knokke-Heist, Vlaanderen

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Ironman 70.3 Knocke-Heist

6 Sept 2026

Knocke-Heist, West Flanders

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Saundersfoot - Multi-sport Festival Saundersfoot Swim - 1.9k 2026

12 Sept 2026

Saundersfoot

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Tri4fun

12 Sept 2026

Houthalen-Helchteren, Vlaanderen

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Triathlon PMX Saint-Léger

13 Sept 2026

Saint-Léger

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Long Course Weekend Belgium - The Nieuwpoort Swim 3.8K

18 Sept 2026

Nieuwpoort

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Open Lakes Triathlon

19 Sept 2026

Openlakes

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OpenLakes Triathlon Belgium 2026

19 Sept 2026

Froidchapelle, Hainaut

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Openlakes Belgium - My First Triathlon Experience

19 Sept 2026

Lacs de l'Eau d'Heure, Froidchapelle

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Openlakes Belgium Triathlon

19 Sept 2026

Eau d'Heure Lakes, Froidchapelle

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Openlakes Belgium - Belgian Half Distance Championship

19 Sept 2026

Eau d'Heure Lakes, Froidchapelle

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Openlakes Belgium - Teens Competition (Saturday)

19 Sept 2026

Eau d'Heure Lakes, Froidchapelle

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OpenLakes Belgium

19 Sept 2026

Froidchapelle

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Openlakes Belgium - Teens Competition (Sunday)

20 Sept 2026

Eau d'Heure Lakes, Froidchapelle

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Openlakes Belgium - Kids Competition

20 Sept 2026

Eau d'Heure Lakes, Froidchapelle

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Openlakes Belgium - Mini-Kids Competition

20 Sept 2026

Eau d'Heure Lakes, Froidchapelle

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Openlakes Belgium - Para-Athlete Competition

20 Sept 2026

Eau d'Heure Lakes, Froidchapelle

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Ironman 70.3 Knocke-Heist

20 Sept 2026

Knocke-Heist

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Belgian Championship Duathlon Long

4 Oct 2026

Bellegem

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Duathlon Sprint Ocquier

11 Oct 2026

Ocquier

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Reuzen van Wetteren

8 Nov 2026

Wetteren

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