With a variety of road and off-road events, ranging from super sprint to long distance, duathlons are similar to triathlons but with the swimming leg replaced by a run to give a run-bike-run format. Select your location to find duathlons in your area, read more about the distances below or scroll down for the UK's biggest events.
Find out more about common duathlon event distances below to help find your perfect event.
Getting started in run-bike-runs is easier than you might think!
Featured events are listed below - select your region to see all events.
Stunning riverside venue! Swim in the beautiful River Ouse, cycle through scenic villages and run around Riverside Park in a triathlon, duathlon or aquabike event of your choice.
A weekend of duathlon and road races for juniors and adults, based around the traffic-free Darley Moor race track - an ideal venue to try out a dual-disciplined sport or run a speedy race.
Race through the beautiful grounds and surrounding area of stunning South Galway on an event of your choice from starter to elite then celebrate with friends and family in the festival village.
Taking place across the scenic Thames Valley area. Swim the river, cycle the hilly open roads, or run the flat Thames path – with a selection of activities over grass, tarmac, and trail.
Race through the Grand Canal and the historic forest and town of Chantilly on an event of your choice from starter to elite then celebrate with friends and family in the festival village.
Set at the spectacular, flat, and smooth-surfaced Dorney Lake near Windsor, this multi-sport event is for the ones that enjoy being by the water and offers a selection of activities for all levels.
Race through the beautiful grounds of the Cholmondeley Castle estate on an event of your choice from starter to elite then celebrate with friends and family in the festival village.
Taking place across the scenic Thames Valley area. Swim the river, cycle the hilly open roads, or run the flat Thames path – with a selection of activities over grass, tarmac, and trail.
Race through the beautiful grounds and surrounding area of stunning Leicestershire on an event of your choice from starter to elite then celebrate with friends and family in the festival village.
A choice of multi-sports events including triathlon, relay triathlon, aquabike, aquathlon and duathlon in magnificent grounds including manicured sports fields, lakes, wildlife and greenery.
A weekend of duathlon and road races for juniors and adults, based around the traffic-free Darley Moor race track - an ideal venue to try out a dual-disciplined sport.
Race through the beautiful grounds and surrounding area of Hever Castle on an event of your choice from starter to elite then celebrate with friends and family in the festival village.
Britain's Most Beautiful Marathon returns complete with trail runs, a gravel duathlon and junior fun runs, all enjoying the stunning backdrop of Kielder Water and warm northern spirit.
Sprint and Standard distance duathlons at Woodbury Common offering mixed terrain running and enjoyable cycling on rolling roads. Chip timed and BTF affiliated.
Each year Sheffield Triathlon Club runs training races open to members and non-members.
Wild Deer Events return to Scone Palace in 2024 bigger and better with a Standard distance alongside the Sprint.
Featuring the 2025 World Championship Sprint Distance Duathlon Qualifier
Ideal for triathletes who want multisport practice, or anyone who wants the challenge of combining two sports.
Questars Adventure Races return to the New Forest for the second event of our 2024 series.
MedwayTri will be hosting the Triathlon England South East Junior Series Duathlon, the Junior Inter Regional Duathlon for London.
Wild Deer Events are excited to bring you our inaugural Delamere Forest Duathlons which will take place in 2024.
The Formidable Bison Duathlon is back!!!
Aberdeen based engineering and project services provider Apollo are our sponsor for the duathlon featuring a 16K mountain biking stage with a 6k run to start and a 5k run to finish.
Get involved in this off-road duathlon series held at the stunning location of High Lodge in the heart of Thetford Forest.
Shetland Triathlon Club's annual duathlon event, run in memory of Jake Porter.
Each year Sheffield Triathlon Club runs training races open to members and non-members.
Wild Deer Events is delighted to announce our return to the fabulous Dalby Forest in North Yorkshire where we will again host the Dalby off-road Duathlons.
Welcome to the Oldbury White Horse Triathlon, based at the newly uplifted Calne Community Campus & Kingsbury Green Academy.
Sprint distance Duathlon, offering the ideal introduction to multi-sport racing and the opportunity to have a go, before maybe stepping up to longer distances,
Bridge Events will be running the Go Tri events again this at the same time as the longer race.
Select your location for duathlons in your area.
