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Triathlon Calendar near Dorney 2025-2026

Explore the top triathlons near Dorney for 2025-2026! We've gathered 47 exciting races in the area. Check out our detailed list below to find your next local race.

June 2026
Jun
6
Saturday

Dorney Lake Triathlon

Triathlon
Jun
6
Saturday

Dorney Triathlon

Triathlon
Jun
14
Sunday

Royal Windsor Triathlon

Triathlon
July 2026
Jul
1
Wednesday

Dorney Lake Evening Sprint Triathlon & Sprint Aquabike

Triathlon
Jul
1
Wednesday

Midweek Dorney Triathlon

Triathlon
Jul
11
Saturday

Tri and Paratri Festival

Triathlon
Jul
12
Sunday

Dorney Lake Triathlon

Triathlon
Jul
12
Sunday

Dorney Triathlon

Triathlon
Jul
18
Saturday

Castle To Coast Triathlon

Triathlon
Jul
19
Sunday

Marlow Triathlon

Triathlon
Jul
26
Sunday

Dorney Lake Triathlon

Triathlon
Jul
26
Sunday

Guildford Triathlon

Triathlon
Jul
26
Sunday

Dorney Triathlon

Triathlon
August 2026
Aug
8
Saturday

Dorney Lake Triathlon

Triathlon
Aug
8
Saturday

Dorney Triathlon

Triathlon
Aug
23
Sunday

Thorpe Park Sprint Triathlon

Triathlon
Aug
26
Wednesday

Dorney Lake Evening Sprint Triathlon & Sprint Aquabike

Triathlon
Aug
26
Wednesday

Midweek Dorney Triathlon

Triathlon
September 2026
Sep
12
Saturday

Tri Reigate Sprint Triathlon

Triathlon
Sep
13
Sunday

Reading Triathlon, Aquathlon & Aquabike

Triathlon
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