A true test of your swimming confidence is heading into the deep for an event in the sea. From crystal clear waters abroad to the icy embrace of the North Sea, events held in the sea are unlike anything found inland. Cruise through waves to earn some spectacular experiences!
Featured events are listed below - select a month/region or the map view to see all events.
The beautiful seaside town of Eastbourne welcomes swimmers of all abilities and experience back for the Eastbourne Triathlon's swimming-only event! Enjoy a sea swim with a pier backdrop.
Join hundreds of other swimmers and take on an epic 1.4 mile open water swim from Boscombe Pier to Bournemouth Pier. With every stroke, you’ll be powering lifesaving research.
Award winning full and middle-distance triathlons, plus a marathon, long-distance swims, aquabike options and triathlon relays.
Award winning full and middle-distance triathlons, plus a marathon, long-distance swims, aquabike options and triathlon relays.
A supported half-a-mile or one-mile sea swim, ideal for people new to sea swimming, from South Milton Sands, with a full safety team and part of the Something Wild Festival Weekend.
The swim-only event of the renowned Brighton and Hove Triathlon from the famous seafront promenade! Open water swimmers can soak up one of the biggest events in the triathlon calendar.
A much-loved favourite in the outdoors calendar, this is the shortest distance of the Dartmouth Open Water Swims, in the clear waters of Blackpool Sands Beach, for a wide range of swimming abilities.
A much-loved favourite in the outdoors calendar, this is the longest distance of the Dartmouth Open Water Swims, in the clear waters of Blackpool Sands Beach, for a wide range of swimming abilities.
A new endurance addition to the sea swimming calendar! As part of the Dartmouth Triathlon weekend and in the stunning clear water of Blackpool Sands.
Swimmers of all abilities can experience a truly exceptional coastal venue with safety crew, finishers medal, t-shirt and memorable day out at a fantastic event.
Swimmers of all abilities can experience a truly exceptional coastal venue with safety crew, finishers medal, t-shirt and memorable day out at a fantastic event.
Swimmers of all abilities can experience a truly exceptional coastal venue with safety crew, finishers medal, t-shirt and memorable day out at a fantastic event.
The longest distance of the ever-popular English Riviera Swim series in the warm and sheltered waters of Torre Abbey Sands, for a range of swimming abilities, with great water quality.
The middle distance of the ever-popular English Riviera Swim series in the warm and sheltered waters of Torre Abbey Sands, for a range of swimming abilities, with great water quality.
The shortest distance of the ever-popular English Riviera Swim series in the warm and sheltered waters of Torre Abbey Sands, for a range of swimming abilities, with great water quality.
Dawlish Warren is a fantastic location for a sea swim, regardless of experience level, plus the excellent Teignmouth Surf Life Saving Club team will be on hand to keep everyone safe.
Dawlish Warren is a fantastic location for a sea swim, regardless of experience level, plus the excellent Teignmouth Surf Life Saving Club team will be on hand to keep everyone safe.
Dawlish Warren is a fantastic location for a sea swim, regardless of experience level, plus the excellent Teignmouth Surf Life Saving Club team will be on hand to keep everyone safe.
Select your location for sea swims in your local area.