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Get the appUnited Kingdom has 148 upcoming Triathlon events across distances like 0K, 1K, 2K, 3K, 4K, 5K, 6K, 8K, 10K, 11K, 13K, 15K, 16K, 17K, 18K, 19K, 20K, 21K, 22K, 23K, 25K, 26K, 27K, 28K, 30K, 32K, 40K, 42K, 43K, 48K, 53K, 55K, 59K, 72K, 90K, 113K. Recent additions include ATW Grafham Triathlon, Mumbles Triathlon, Hever Castle Multisport Weekend.
148 events
26
ATW Grafham Triathlon
Sat, Sep 26, 2026Huntingdon, United Kingdom
26
Mumbles Triathlon
Sat, Sep 26, 2026Swansea, United Kingdom
26
Hever Castle Multisport Weekend
Sat, Sep 26, 2026Edenbridge, United Kingdom
26
WeSwimRun Liverpool
Sat, Sep 26, 2026Hull, United Kingdom
27
East Leake 'End of Season' Sprint Triathlon 2026
Sun, Sep 27, 2026Loughborough, United Kingdom
27
The Crawford's Group Mid Argyll Sprint Triathlon and Aquathlon 2026
Sun, Sep 27, 2026Lochgilphead, United Kingdom
27
Crowle Triathlon Sept 2026
Sun, Sep 27, 2026Scunthorpe, United Kingdom
27
As Keen As Mustard Grafham Swimrun Survivor
Sun, Sep 27, 2026Huntingdon, United Kingdom
27
East Leake 'End of Season' Triathlon
Sun, Sep 27, 2026Loughborough, United Kingdom
27
Kendal Castle Autumn Sprint Tri
Sun, Sep 27, 2026Kendal, United Kingdom
3
THE ROC Scotland 2026
Sat, Oct 3, 2026Kinlochleven, United Kingdom
4
The Last Tri Lydney
Sun, Oct 4, 2026Lydney, United Kingdom
4
Selsey Triathlon
Sun, Oct 4, 2026Chichester, United Kingdom
18
Minehead Triathlon
Sun, Oct 18, 2026Minehead, United Kingdom
11
Haverfordwest Sprint Triathlon
Sun, Apr 11, 2027Haverfordwest, United Kingdom
25
Roade Sprint Triathlon
Sun, Apr 25, 2027Northampton, United Kingdom
25
Harrogate Triathlon 2027
Sun, Apr 25, 2027Harrogate, United Kingdom
30
Xterra Weston Park
Fri, Apr 30, 2027Bath, United Kingdom
3
Tad Tri
Mon, May 3, 2027Tadcaster, United Kingdom
9
Boundary Park Tri & Aquabike
Sun, May 9, 2027Crewe, United Kingdom
15
Essex Triathlons 2027 - Hanningfield Reservoir
Sat, May 15, 2027Chelmsford, United Kingdom
16
Grantown Try Tri
Sun, May 16, 2027Grantown-on-Spey, United Kingdom
23
Swansea Triathlon
Sun, May 23, 2027Swansea, United Kingdom
5
Wales Triathlon
Sat, Jun 5, 2027Fishguard, United Kingdom
6
Ironman 70.3 Bolton
Sun, Jun 6, 2027Bolton, United Kingdom
13
Dartford White Oak Triathlon
Sun, Jun 13, 2027Swanley, United Kingdom
10
Devon 27 ROAD
Sat, Jul 10, 2027Lifton, United Kingdom
5
20k Swimrun
Sun, Sep 5, 2027Oxford, United Kingdom
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