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Olympic Distance Triathlons Found In Summer 2025
View all ↓Olympic Distance Triathlons In Summer 2025
The most comprehensive list of Olympic Distance Triathlons in Summer 2025. Discover, compare and book the best Summer 2025 Olympic (aka Standard) Distance Triathlons near you!
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Race Calendar: Olympic Distance Triathlons Summer 2025
Dorney Triathlon- June 2025
Windsor, Berkshire
07 Jun 25
£60.00 - £101.00
4.6
Château de Chantilly Triathlon & Duathlon
Chantilly, Oise
07 Jun 25 - 08 Jun 25
£35.00 - £245.00
Offer
10% OFF
Slateman Triathlon & Duathlon
Caernarfon, Gwynedd
08 Jun 25
£85.99 - £399.99
The WMD TRIATHLON
Weymouth College, Cranford Avenue, Weymouth, DT4 7SW
08 Jun 25
£85.11 - £154.10
5.0
Dartmouth Triathlon
Blackpool Sands Beach
08 Jun 25
£51.94 - £79.50
4.8
The One on the River - Marlow
Marlow, Buckinghamshire
08 Jun 25
£25.00 - £110.00
5.0
Eastbourne Triathlon
Eastbourne, East Sussex
08 Jun 25
£16.00 - £169.00
4.5
Royal Windsor Triathlon
Windsor, Berkshire
15 Jun 25
£87.00 - £192.00
Alderford Triathlon 2025
Whitchurch, Shropshire
15 Jun 25
£99.00 - £119.00
5.0
Plymouth Triathlon
Mount Edgcumbe, Cremyl
15 Jun 25
£25.44 - £127.20
ATW Stewartby Lake Triathlon & Aquabike
Stewartby Lake, Green Ln, Bedford MK43 9LY
15 Jun 25
£72.08 - £127.20
The One for the Planet powered by Climategames
Windsor
15 Jun 25
£25.00 - £75.00
Cholmondeley Castle Triathlon & Multisport
Malpas, Cheshire, Cheshire East
21 Jun 25 - 22 Jun 25
£35.00 - £245.00
Offer
10% OFF
Menai Holidays ABERSOCH Triathlon
Abersoch, Gwynedd
21 Jun 25
£85.00 - £90.00
Darwen Triathlon, Aquathlon & Runs
Darwen, Lancashire
22 Jun 25
£24.00 - £67.00
4.0
The Cardiff Triathlon & Duathlon
Cardiff
22 Jun 25
£78.99 - £229.99
English Riviera Triathlon
The Kings Drive, Torquay, Devon, TQ2 5JE
29 Jun 25
£31.80 - £85.86
Dorney Evening Triathlon
Windsor, Buckinghamshire
02 Jul 25
£60.00 - £80.00
5.0
ATW St Neots Triathlon - Race 2
Riverside Park, Regatta Meadow, St Neots, Cambridgeshire, PE19 7AB
06 Jul 25
£61.48 - £127.20
ATW Bristol Triathlon
Brunel Lock Rd, Cumberland Basin, Bristol,
06 Jul 25
£79.50 - £132.50
Upton Tri + Duathlon
Worcester, Worcestershire
12 Jul 25
£50.00 - £85.00
Dorney Triathlon
Windsor, Berkshire
13 Jul 25
£60.00 - £101.00
4.6
The One on the River - Marlow
Marlow, Buckinghamshire
13 Jul 25
£25.00 - £110.00
5.0
Belvoir Castle Triathlon & Mulitsport
Grantham, Belvoir, Leicestershire
19 Jul 25 - 20 Jul 25
£35.00 - £245.00
5.0
Offer
10% OFF
Birmingham Triathlon 2025
Sutton Coldfield, West Midlands
19 Jul 25
£99.00 - £119.00
Dorney Triathlon
Windsor, Berkshire
27 Jul 25
£60.00 - £122.00
4.6
Snowman Duathlon & Triathlon
Betws-y-Coed, Conwy Principal Area
03 Aug 25
£69.99 - £224.99
London T100 Triathlon 2025
London
09 Aug 25 - 10 Aug 25
£118.00 - £420.00
Dorney Triathlon
Windsor, Berkshire
09 Aug 25
£60.00 - £101.00
4.6
Dorney Evening Triathlon
Windsor, Buckinghamshire
27 Aug 25
£60.00 - £80.00
5.0
ROADFORD LAKE TRIATHLON AUTUMN
Roadford Lake, Broadwoodwidger, Lifton, PL16 0RL
31 Aug 25
£60.42 - £265.00
Brighton and Hove Triathlon
Hove, East Sussex
31 Aug 25
£21.00 - £169.00
5.0
Belvoir Castle Triathlon - Multi Sport Weekend
Grantham, Lincolnshire
31 Aug 25
£55.00 - £155.00
4.0
Shropshire Triathlon 2025
Ellesmere, Shropshire
31 Aug 25
£99.00 - £219.00
Showing 1-34 of 34 results