4.5
(209)
2,467
hikers
13
hikes
Hiking in Illa De Ons offers diverse landscapes within the Maritime-Terrestrial National Park of the Atlantic Islands of Galicia. The island features white sandy beaches, dramatic Atlantic cliffs, and granite outcrops, alongside areas of diverse Atlantic vegetation. Its terrain includes coastal paths, coves, and hills, with the highest point reaching around 120-128 meters at the Ons Lighthouse.
Last updated: May 10, 2026
4.8
(17)
146
hikers
13.5km
03:45
260m
260m
Moderate hike. Good fitness required. Mostly accessible paths. Sure-footedness required.
4.8
(11)
230
hikers
6.51km
01:49
120m
120m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.

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4.5
(8)
69
hikers
6.96km
02:00
170m
170m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
5.0
(1)
41
hikers
4.06km
01:10
100m
100m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
4.0
(2)
32
hikers
3.69km
01:02
80m
80m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
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The southern tip of the island looking towards the smaller island of Onsa. natural habitat of birds
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Galician traditions and legends are deeply rooted in this small Atlantic Island, among the best known is the "Santa Compaña", the orography of the Island helps to promote these legends, without going any further, it is known by all the inhabitants of the Island, and an attraction for the visitor, the Buraco do Inferno, a vertical crack in the form of a well, which connects directly with the sea, with a drop of more than eighty meters through steep walls.
5
0
Appropriate footwear, sun protection and jacket when in doubt
1
0
Prohibited during the nesting season.
2
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Illa de Ons offers a network of over 10 well-marked hiking trails. These routes vary in difficulty, catering to different fitness levels, from easy coastal walks to more moderate trails with some elevation gain.
Yes, Illa de Ons has many easy trails perfect for beginners and families. For example, the Ons Lighthouse loop from Illa de Ons is an easy 4 km circular route that ascends to the island's highest point, offering stunning panoramic views. Another family-friendly option is the Melide Beach loop from Illa de Ons, which is just under 4 km and explores the beautiful coastal scenery around Melide Beach.
Hikers in Illa de Ons will encounter diverse landscapes, including pristine white sandy beaches, dramatic Atlantic cliffs, and unique granite outcrops. The island also features areas of lush Atlantic vegetation, tranquil coves like Ensenada de Caniveliñas, and significant natural wonders such as the dramatic sea cave known as Buraco do Inferno.
Yes, Illa de Ons is known for its network of well-marked circular trails. Most of the island's popular routes, such as the Fedorentos Viewpoint – Buraco do Inferno loop from Illa de Ons and the Ons Lighthouse – Melide Beach loop from Illa de Ons, are designed as loops, allowing you to explore different parts of the island and return to your starting point.
Illa de Ons offers several impressive viewpoints and landmarks. The Ons Lighthouse, located at the island's highest point, provides stunning 360-degree panoramic views. Mirador de Fedorentos offers vistas of Onza Island and the Cíes Islands. The dramatic sea cave, Buraco do Inferno, is another must-see natural landmark. Additionally, you can explore historical sites like the ancient medieval burial site of Laxe do Crego (accessible at low tide) and the ruins of the Castro de Castelo dos Mouros near Canexol beach.
The hiking experience in Illa de Ons is highly rated by the komoot community, with an average score of 4.6 stars from over 170 reviews. Hikers frequently praise the island's pristine natural beauty, the stunning coastal views, and the variety of well-maintained trails that cater to different abilities.
Yes, Illa de Ons is primarily accessed by ferry, which serves as the main form of public transport to the island. Ferries typically depart from various points on the mainland, such as Bueu, Portonovo, and Sanxenxo, especially during peak season. It's advisable to check ferry schedules and book tickets in advance, as services can be seasonal and dependent on weather conditions.
As Illa de Ons is part of the Maritime-Terrestrial National Park of the Atlantic Islands of Galicia, there are specific regulations regarding pets to protect the delicate ecosystem. Generally, dogs are not permitted on the island or its trails, with exceptions usually made only for guide dogs. It's best to confirm the most current regulations with the National Park authority before planning your visit.
The best time to hike in Illa de Ons is typically during the spring (April to June) and early autumn (September to October). During these periods, the weather is generally mild and pleasant, ideal for hiking, and the island is less crowded than in the peak summer months. Summer (July and August) offers warm weather for swimming and beach activities but can be very busy.
Yes, the main village of O Curro on Illa de Ons serves as a central point and offers a few establishments where you can find cafes and places to eat. These typically provide local Galician cuisine, including fresh seafood. It's a good idea to check opening hours, especially outside of the main tourist season.
Trail lengths on Illa de Ons vary, with many popular routes ranging from 4 km to 13.5 km. For instance, the Ons Archaeological Route Trail is about 13.5 km and takes approximately 3 hours 45 minutes, while the Fedorentos Viewpoint – Buraco do Inferno loop from Illa de Ons is around 6.5 km and can be completed in about 1 hour 45 minutes. Most trails are well-suited for half-day excursions.


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