4.3
(53)
1,197
riders
90
rides
Touring cycling around Sintra offers diverse landscapes within the Sintra-Cascais Natural Park. The region features the challenging terrain of the Sintra Mountains, extensive evergreen forests, and a varied Atlantic coastline with dramatic cliffs and dunes. A unique micro-climate supports lush vegetation, providing a scenic backdrop for cycling routes.
Last updated: April 24, 2026
34
riders
33.9km
03:09
780m
780m
Hard bike ride. Very good fitness required. You may need to push your bike for some segments of this route.
4.6
(5)
116
riders
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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4.3
(9)
108
riders
72.7km
04:24
400m
400m
Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
4.8
(5)
63
riders
51.2km
03:31
840m
840m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
4.5
(4)
76
riders
54.2km
03:19
360m
360m
Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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The Höllenschlund lives up to its name during storms/bad weather and lashing waves. But even in 'normal weather', this is simply a wonderfully scenic spot.
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Place of interest in Cascais visited by all tourists! Generally, in spring and summer, the sea is calm and Boca do Inferno has little movement. But if you get to see it in autumn or winter after a storm, the mouth roars and has an inexplicable energy 🌊
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Here you can admire beautiful sunrises.
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Located in the Belem district, it was inaugurated in 1994 to honor the Portuguese soldiers (10,000) who fought and died in the colonial wars.
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Tips for Your Visit Wind: Be prepared for the wind, especially when cycling towards Guincho, as the prevailing wind can be strong in that direction. Best Time: The route is very popular. To avoid crowds, try going during the week or early in the morning on weekends.
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Bike Rentals (2025) You don't need to bring your own bike. Cascais' municipal bike-sharing system, MobiCascais (formerly BiCAS), offers rentals of conventional and electric bikes at various kiosks. Where to Rent: There are MobiCascais kiosks at Cascais Train Station, at EcoCabana, and near the Guia Lighthouse. Other Options: Private shops like Bike Zone Cascais also offer quality bike rentals.
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Route Highlights Stunning Views: The route offers uninterrupted views of the Atlantic Ocean and the rocky coastline. Boca do Inferno (Hell's Mouth): A famous natural rock formation where the sea waves crash with great force. Guia Lighthouse: A historical landmark along the way. Beaches: The cycle path passes several beaches, including Guincho Beach, known for water sports. Picnic Area: Halfway along the route, near the São Jorge de Oitavos Fort, there is a picnic area and a café for a break.
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Route Description Length: Approximately 8.7 km each way (approximately 18 km round trip). Starting Point: Usually begins near Cascais Marina or close to the town center. Finishing Point: Ends at the famous Guincho Beach. Difficulty: Considered easy and accessible for all fitness levels, with a predominantly flat route. Safety: The cycle path is completely segregated from car traffic, ensuring the safety of cyclists and pedestrians.
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There are over 90 touring cycling routes around Sintra, offering a wide range of experiences. These routes are highly rated by the komoot community, with an average score of 4.3 stars from over 50 reviews.
Sintra's touring cycling routes offer diverse terrain, from the challenging climbs and descents of the Sintra Mountains through evergreen forests to breathtaking coastal paths along the Atlantic, featuring majestic dunes and dramatic cliffs. You'll also find serene routes through dense woodlands with ancient trees and tranquil lakes.
Yes, Sintra offers several routes suitable for beginners. Out of the 91 available touring cycling routes, 8 are classified as easy. These typically feature less elevation gain and more manageable distances, often found along coastal sections or flatter forest paths.
For experienced riders seeking a challenge, Sintra has 43 difficult touring cycling routes. An example is the Penha Longa-Sintra Cycling Ruta — Sintra-Cascais Natural Park, which covers 33.9 km with over 780 meters of elevation gain, exploring the diverse landscapes of the Sintra-Cascais Natural Park.
Yes, many touring cycling routes in Sintra are designed as loops. For instance, the Cascais Waterfront Promenade – Estrada do Guincho Cycle Path loop from Algueirão-Mem Martins is a difficult 65.3 km route that offers stunning coastal views. Another option is the Caxias Beach – 25th of April Bridge loop from Mercês, a moderate 72.3 km trail through coastal and urban landscapes.
Sintra's routes are rich in natural beauty. You can cycle through the lush Sintra Mountains, experience the unique micro-climate of the Sintra-Cascais Natural Park, and witness the dramatic cliffs and ocean views along the Atlantic coastline, including iconic spots like Cabo da Roca. The region also features tranquil lakes such as Waterfall Lake and enchanting forests like the Peninha Forest.
Absolutely. Sintra is renowned for its historical and architectural marvels. Many cycling routes pass by or offer views of iconic sites such as Pena Palace, the Moorish Castle, Sintra National Palace, Quinta da Regaleira, Monserrate Palace, and the humble Convento dos Capuchos. You might also encounter charming villages and natural monuments like the Boca do Inferno (Hell’s Mouth) Rock Arch.
Yes, Sintra's unique geography allows for routes that blend coastal scenery with historical exploration. For example, the Praia de São Julião – Praia do Sul (Ericeira) loop from Sintra offers a challenging 51.2 km ride that takes you towards the coast while starting from the historic town of Sintra, allowing you to experience both the natural beauty and cultural heritage of the region.
Yes, some routes extend towards Lisbon, allowing you to cycle to its famous landmarks. The Caxias Beach – Belém Tower loop from Agualva-Cacém is a moderate 54.2 km route that takes you through coastal areas and urban landscapes, offering views of the Belém Tower and other riverside attractions.
Sintra's mild climate makes it suitable for touring cycling for much of the year. The region's unique micro-climate supports lush vegetation, providing a pleasant environment. Spring and autumn generally offer the most comfortable temperatures, while summer can be warm, especially on climbs. Winter is typically mild but can bring more rain.
Generally, no specific permits are required for touring cycling on established roads and designated paths within the Sintra-Cascais Natural Park. However, it's always advisable to respect local regulations, stay on marked trails, and be mindful of protected areas. For specific information on certain trails or activities, it's best to consult local park authorities.
Many touring cycling routes in Sintra pass through or near charming villages and towns where you can find cafes, restaurants, and pubs. The historic center of Sintra itself, as well as coastal towns like Cascais, offer numerous options. Even in more remote areas, you might find small local establishments, especially along popular routes.


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