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Triathlons Found In Summer 2026
View all ↓Triathlons In Summer 2026
The most comprehensive list of Triathlons in Summer 2026. Discover, compare and book the best Summer 2026 Triathlons near you!
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Race Calendar: Triathlons Summer 2026
Sri Chinmoy TRY A TRI beginner's triathlon 2026
Bristol, Avon
Sun 02 Aug 26
£20.00
The Bridge Childrens Triathlon
Dartford Bridge
Sun 02 Aug 26
£27.39 - £36.81
Dorney Lake Triathlon August
Dorney Lake, Court Lane, off Lake End Road, Windsor SL4 6FJ
Sat 08 Aug 26
£61.48 - £127.20
4.6
ATW St Neots Triathlon - Race 2
Riverside Park, Regatta Meadow, St Neots, Cambridgeshire, PE19 7AB
Sat 08 Aug 26
£73.14 - £127.20
ATW Odyssey Triathlon
Riverside Park, Regatta Meadow, St Neots, Cambridgeshire, PE19 7AB
Sat 08 Aug 26
£174.90 - £371.00
ATW First To Full Triathlon Festival
Riverside Park, Regatta Meadow, St Neots, Cambridgeshire, PE19 7AB
Sat 08 Aug 26
£59.36 - £371.00
ATW Oundle Children’s Triathlon
Oundle School, Swimming Pool, Milton Road, Oundle, Northamptonshire, PE8 4AQ
Sun 16 Aug 26
£33.92 - £41.34
York Triathlon 2026
York
Sun 16 Aug 26
£89.00 - £99.00
4.9
The Bedford Triathlon
Bedford, Bedfordshire
Sun 16 Aug 26
£60.00 - £100.00
5.0
ATW Oundle Triathlon
Oundle School Swimming Pool, Milton Road, Oundle, Northamptonshire, PE8 4AQ
Sun 16 Aug 26
£62.54 - £104.94
4.8
Thorpe Park Sprint Triathlon
Chertsey, Surrey
Sun 23 Aug 26
£87.00
5.0
Dorney Lake Evening Triathlon - August
Dorney Lake, Court Lane, off Lake End Road, Windsor SL4 6FJ
Wed 26 Aug 26
£61.48 - £82.68
5.0
Dorney Lake Triathlon August
Dorney Lake, Court Lane, off Lake End Road, Windsor SL4 6FJ
Sun 30 Aug 26
£61.48 - £127.20
4.6
Wimbleball Lake Triathlon
Wimbleball Lake, near Dulverton, Somerset, TA22 9NU
Sun 30 Aug 26
£73.14 - £270.40
Pendle Pool Triathlon powered by Fort Vale
West Craven Sports Centre, Kelbrook Rd, Barnoldswick BB18 5TB
Sun 07 Jun 26
Free - £45.00
Chester Triathlon
Chester, Cheshire West and Chester
Sun 07 Jun 26
£113.50 - £243.00
Race The Sun Lake District Off-Road
Coniston, Cumbria
Sat 13 Jun 26
£60.00 - £120.00
On Sale
Shropshire Triathlon 2026
Ellesmere, Shropshire
Sat 13 Jun 26
£99.00 - £119.00
Ultimate Triathlon 2026
Ellesmere, Shropshire
Sun 14 Jun 26
£119.00 - £349.00
5.0
Staffordshire Endurance Festival
Walsall, West Midlands
Sun 14 Jun 26
£32.00 - £182.00
Race The Sun Jurassic Coast Off-Road
Swanage, Dorset
Sat 27 Jun 26
£60.00 - £120.00
On Sale
Cheltenham Lido Triathlon & Aquathlon 2026
Cheltenham, Gloucestershire
Sat 04 Jul 26
£39.00 - £69.00
Race The Sun Cheddar Gorge
Cheddar, Somerset
Sat 11 Jul 26
£60.00 - £120.00
On Sale
Bedford Team Triathlon Relays
Bedford
Sun 19 Jul 26
£183.00
One on the River - Henley - July
Henley-on-Thames, Oxfordshire
Sun 26 Jul 26
£26.68 - £117.42
Showing 41-65 of 65 results