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Flat Holm Island Visit | Bay Island Voyages - Cardiff

Flat Holm Island Visit | Bay Island Voyages

Cardiffeasy

Difficulty

easy

Duration

2–3 hours

Fitness Level

Suitable for individuals in average fitness who can manage short walks on uneven terrain.

Overview

Step aboard Bay Island Voyages for a 2–3 hour trip to Flat Holm Island, a living archive of military history and thriving wildlife just off Cardiff’s coast. Discover ancient fortifications, native soay sheep, and the iconic Trinity House Lighthouse in this unique coastal getaway.

Cardiff,

Flat Holm Visit

CARDIFF DEPARTURE• Between 2-3hrs on the island • Min height: 1.1metres (landing fee payable)

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About This Adventure

Discover the enchanting Flat Holm Island, where history and wildlife intertwine. Explore military relics, observe diverse bird species, and admire the iconic Trinity House Lighthouse. With unique experiences awaiting in every season, this 2-3 hour adventure promises memorable moments, whether on a guided tour or wandering at your leisure.

The island is steeped in History and rich in wildlife with plenty to see and do.

Duration

Approx 2-3hrs on the island. (This may vary depending on tides and lock times.)

About

Flat Holm Island is steeped in history and rich in wildlife with plenty to see and do. From the military remains with canons and gunning placements to the several species of wild birds, soay sheep and the unmistakeable Trinity House Lighthouse there is something for everyone to see and do on this Island Visit.

Having a number of years experience both working on and to & from the Island, we have the knowledge and safety in place to ensure you have a great visit. Even after many years and many visits we always find something new and exciting! No two visits are the same due to the changing seasons and wildlife on the Island.

Important info

  • Please note that there are steps leading from the jetty, therefore may not be suitable for those unsteady underfoot.
  • Please arrive in time for your departure to and from the island, as we cannot hold the boat due to tide and lock restrictions.
  • The boat trip is suitable for those 1.1m tall and over and who must be able to hold on for the duration of the trip by themselves in their own seat. It is not suitable for young children who cannot sit, brace and hold themselves.
  • Please be aware of the weather conditions on the day and dress appropriately for the crossing. Even if it is not raining you may get wet from the sea spray during the crossing.

Whilst on the island

  • Welcome talk from Warden
  • Limited Island Tour / or explore at your own leisure.
  • You can purchase drinks from the pub and gifts from the shop - please please note both of these are CASH ONLY.
  • As the island does not have its own waste disposal, we would kindly ask that all visitors take their rubbish off the island with them when they leave.

A £5 pp adult £2.50 pr child landing fee is payable directly to Cardiff Council upon arrival at the island. Correct CASH payments only.(This is not included in your ticket price)

Adventure Tips

Arrive Early for Departure

Boats depart on strict tide and lock schedules—arrive at Mermaid Quay promptly to avoid missing your trip.

Prepare for Wet Conditions

Sea spray is common during the crossing, even on calm days, so bring waterproof clothing.

Use Cash for Island Purchases

The island’s pub and shop only accept cash, so bring enough to cover drinks and souvenirs.

Watch Your Step

There are steps at the jetty and uneven paths on the island—wear sturdy footwear and be cautious if unsteady on your feet.

Local Insights

Wildlife

  • Soay sheep
  • Chough birds

History

Flat Holm has military significance dating back to the 19th century and played a role in coastal defense with its remaining gun emplacements.

Conservation

Visitors are encouraged to take all rubbish off the island to help protect its delicate ecosystem, as no waste disposal exists on-site.

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Adventure Hotspots in Cardiff

Frequently Asked Questions

Recommended Gear

Waterproof jacket

Essential

Protects against sea spray and spring/fall showers during crossing and island walks.

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Sturdy walking shoes

Essential

Necessary for navigating uneven paths and steps safely on the island.

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Binoculars

Enhances wildlife and birdwatching experiences on this diverse coastal island.

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Cash

Essential

Required to purchase drinks or souvenirs as card facilities are not available on the island.

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