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Triathlon Events

By far the most popular multidisciplinary sport, a triathlon combines swimming, cycling and running in sequence. There are five officially recognised distances and plenty more for the fun of it. Whether it’s your very first triathlon or your 50th, there are incredible events for all levels running up and down the whole country. Find hundreds of the best UK triathlon events on Let’s Do This, with races to book for every level. No matter which time of the year you’re looking to compete, discover triathlons near you today.

90events found
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The Felixstowe Triathlon
Booked 4 times this week

Sunday 21 Jul 2024

49. The Felixstowe Triathlon

Location

Felixstowe, Suffolk

Running

super sprint and more

Ticket£25 – £125
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Bedford Triathlon Team Relays

Sunday 21 Jul 2024

50. Bedford Triathlon Team Relays

Location

Bedford, Bedford

Running

super sprint

Star4.7

(3 reviews)

Ticket£60
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Outlaw Nottingham Weekend 2024
Booked 9 times this week

Saturday 27 Jul 2024

51. Outlaw Nottingham Weekend 2024

Location

Holme Pierrepont, Nottinghamshire

Star4.7

(230 reviews)

Ticket£12 – £350
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RunThrough Dorney Lake Evening Triathlon - August

Wednesday 7 Aug 2024

52. RunThrough Dorney Lake Evening Triathlon - August

Location

Dorney, Buckinghamshire

Running

sprint, super sprint

Star3.0

(2 reviews)

Ticket£49 – £75
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12th Midnight Man

Saturday 10 Aug 2024

53. 12th Midnight Man

Location

Dartford, Kent

Running

half ironman, ironman, super sprint and more

Star4.5

(14 reviews)

Ticket£50 – £195
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Conquer the Chilterns Triathlon
Booked 2 times this week

Saturday 10 Aug 2024

54. Conquer the Chilterns Triathlon

Location

Henley-on-Thames, Buckinghamshire

Running

sprint and more

Ticket£66 – £106
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RunThrough Dorney Lake Triathlon - August
Booked 2 times this week

Sunday 11 Aug 2024

55. RunThrough Dorney Lake Triathlon - August

Location

Windsor, Buckinghamshire

Running

super sprint and more

Star4.8

(13 reviews)

Ticket£31.67 – £95
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SWMA Tri Series Race 4

Wednesday 14 Aug 2024

56. SWMA Tri Series Race 4

Location

Cromhall, South Gloucestershire

Running

sprint

Star4.6

(62 reviews)

Ticket£15 – £35
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South West Maritime Academy Sprint & Olympic Triathlon

Monday 26 Aug 2024

57. South West Maritime Academy Sprint & Olympic Triathlon

Location

Cromhall, South Gloucestershire

Running

sprint, super sprint

Ticket£50 – £70
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Dorney Lake Triathlon - September
Booked 2 times this week

Sunday 1 Sept 2024

58. Dorney Lake Triathlon - September

Location

Windsor, Buckinghamshire

Running

sprint, olympic, super sprint

Star4.7

(16 reviews)

Ticket£31.67 – £95
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Brighton & Hove Triathlon

Sunday 1 Sept 2024

59. Brighton & Hove Triathlon

Location

Hove, Brighton and Hove

Running

super sprint, sprint and more

Star4.7

(6 reviews)

Ticket£30 – £110
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Stratford Park Triathlon

Sunday 1 Sept 2024

60. Stratford Park Triathlon

Location

Stroud, Gloucestershire

Star4.5

(27 reviews)

Ticket£35
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Lochore Off-Road Triathlon Festival 2024

Sunday 1 Sept 2024

61. Lochore Off-Road Triathlon Festival 2024

Location

Crosshill, Fife

Running

sprint, super sprint

Star4.8

(10 reviews)

Ticket£23 – £53
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THE ROC England
Booked 5 times this week

Saturday 7 Sept 2024

62. THE ROC England

Location

Lakeside, Cumbria

Running

half ironman and more

Ticket£78.33 – £595
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SWMA Tri Series Race 5

Wednesday 11 Sept 2024

63. SWMA Tri Series Race 5

Location

Cromhall, South Gloucestershire

Running

sprint

Star4.7

(21 reviews)

Ticket£15 – £35
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The One on the River - Henley

Sunday 22 Sept 2024

64. The One on the River - Henley

Location

Hambleden, Buckinghamshire

Running

olympic, sprint and more

Star3.1

(9 reviews)

Ticket£25 – £110
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Wilmslow Autumn Triathlon
Booked 1 time this week

Sunday 22 Sept 2024

65. Wilmslow Autumn Triathlon

Location

Wilmslow, Cheshire East

Running

super sprint

Star4.7

(27 reviews)

Ticket£21.66 – £71
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Salcombe Gin Sprint Triathlon

Sunday 22 Sept 2024

66. Salcombe Gin Sprint Triathlon

Location

Salcombe, Devon

Running

sprint

Star3.9

(14 reviews)

Ticket£65
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Sandbanks Sprint Triathlon - September

Sunday 22 Sept 2024

67. Sandbanks Sprint Triathlon - September

Location

Poole, Dorset

Running

sprint

Star4.8

(4 reviews)

Ticket£30 – £70
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Newport Sprint & Olympic Triathlon 2024

Sunday 22 Sept 2024

68. Newport Sprint & Olympic Triathlon 2024

Location

Newport, Newport

Running

sprint, olympic

Star3.6

(22 reviews)

Ticket£45 – £65
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Eton Dorney Triathlons - September

Sunday 22 Sept 2024

69. Eton Dorney Triathlons - September

Location

Dorney, Buckinghamshire

Running

super sprint, sprint, olympic

Star4.7

(123 reviews)

Ticket£21.67 – £80
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Dawlish Triathlon
Booked 2 times this week

Sunday 22 Sept 2024

70. Dawlish Triathlon

Location

Dawlish Warren, Devon

Running

sprint, super sprint

Star4.5

(17 reviews)

Ticket£42 – £55
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East Leake 'End of Season' Sprint Triathlon 2024 (Pool Based)
Booked 3 times this week

Sunday 29 Sept 2024

71. East Leake 'End of Season' Sprint Triathlon 2024 (Pool Based)

Location

East Leake, Nottinghamshire

Running

sprint

Star4.7

(132 reviews)

Ticket£18 – £46
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Torbay Triathlon Relay - Autumn

Saturday 5 Oct 2024

72. Torbay Triathlon Relay - Autumn

Location

Paignton, Torbay

Running

olympic

Ticket£34
Heart
THE ROC Scotland
Booked 3 times this week

Saturday 5 Oct 2024

73. THE ROC Scotland

Location

Kinlochleven, Highland Council

Star3.0

(2 reviews)

Ticket£120 – £595
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The Last Tri

Sunday 6 Oct 2024

74. The Last Tri

Location

Lydney, Gloucestershire

Running

sprint, olympic

Star4.5

(62 reviews)

Ticket£20 – £55
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Torbay Triathlon Autumn

Sunday 6 Oct 2024

75. Torbay Triathlon Autumn

Location

Paignton, Torbay

Running

sprint, super sprint

Star4.8

(15 reviews)

Ticket£21 – £45
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Pendle Triathlon Sponsored by Fort Vale

Sunday 28 Apr 2024

76. Pendle Triathlon Sponsored by Fort Vale

Location

Barnoldswick, Lancashire

Ticket£30 – £50
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THE ROC Trilogy

Saturday 11 May 2024

77. THE ROC Trilogy

Location

Running

half ironman

Ticket£216.67 – £595
Heart
The One on the River - Marlow
Booked 5 times this week

Sunday 26 May 2024

78. The One on the River - Marlow

Location

Marlow, Buckinghamshire

Running

5k, sprint, super sprint

Ticket£20 – £75
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The One for the Planet powered by Climategames

Sunday 16 Jun 2024

79. The One for the Planet powered by Climategames

Location

Windsor, Buckinghamshire

Running

5k, sprint, super sprint, 10k and more

Ticket£25 – £75
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The One on the River - Marlow
Booked 4 times this week

Sunday 14 Jul 2024

80. The One on the River - Marlow

Location

Marlow, Buckinghamshire

Ticket£25 – £110
Heart
Roadford Lake Triathlon - Autumn

Sunday 1 Sept 2024

81. Roadford Lake Triathlon - Autumn

Location

Devon, Devon

Ticket£20 – £115
Heart
Radley Triathlon 2025

Friday 18 Apr 2025

82. Radley Triathlon 2025

Location

Abingdon, Oxfordshire

Running

sprint, super sprint

Ticket£45 – £55
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Winchester Triathlon 2025

Monday 5 May 2025

83. Winchester Triathlon 2025

Location

Winchester, Hampshire

Ticket£30 – £55
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Radley Triathlon 2024
Booked 3 times this week

Friday 29 Mar 2024

84. Radley Triathlon 2024

Location

Radley, Oxfordshire

Running

sprint and more

Star4.7

(30 reviews)

Heart
Outlaw Series Ticket 2024

Sunday 19 May 2024

85. Outlaw Series Ticket 2024

Location

Holme Pierrepont, Nottinghamshire

Heart
Sunny Hunny Triathlon

Sunday 19 May 2024

86. Sunny Hunny Triathlon

Location

Hunstanton, Norfolk

Heart
Culford Triathlon

Sunday 9 Jun 2024

87. Culford Triathlon

Location

Culford, Suffolk

Heart
Lakesman Triathlons 2024

Sunday 16 Jun 2024

88. Lakesman Triathlons 2024

Location

Keswick, Cumbria

Ticket£108.33 – £264
Heart
East Leake Pool Sprint Triathlon 2024
Booked 2 times this week

Sunday 31 Mar 2024

89. East Leake Pool Sprint Triathlon 2024

Location

East Leake, Nottinghamshire

Star4.8

(131 reviews)

Heart
Bristol Triathlon

Sunday 2 Jun 2024

90. Bristol Triathlon

Location

Bristol, Bristol City

Running

sprint and more

Star4.3

(149 reviews)

Heart
Showing 49 - 90 of 90 events
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