Comparing Sintra Sight-Seeing Bus 434 and Bus 435
- Pedro Ferreira
- Aug 13, 2024
- 6 min read
Updated: Apr 4

Should You Opt for the 434 Sightseeing Bus?
The answer? It depends! While most travel guides will urge you to hop on the 434 bus, we think it's not always the best choice. Whether the 434 bus is right for you depends on your travel style, who you're with—whether it's kids, pets, or someone with mobility issues—and what kind of experience you’re looking for. Visiting Sintra is often a once-in-a-lifetime adventure, so it's worth weighing the pros and cons of the Sintra 434 and 435 bus routes before deciding.
Pros and Cons of the Sintra 434 Bus
Pros:
Direct route to Pena Palace
Potentially cost-effective
Reliable availability
Cons:
Can be overcrowded
Not wheelchair accessible
Long wait times at bus stops
These points are based on our personal experiences as tour guides in Sintra, as well as feedback from travelers on platforms like TripAdvisor. While the 434 bus can be economical, there are alternative, sometimes cheaper, ways to reach Pena Palace, particularly if you're traveling with others. Options like the scenic train or rideshares like Bolt/Uber can be more convenient.
Bus 434 Route – Sintra to Pena Palace:
Bus 435 Route – Sintra to Monserrate:
Seteais Palace Tivoli
Ticket Prices and Availability
As of February 2024, ONLY a one-way ticket on the Sintra 434 bus costs €4.55 per person. But, a word of caution—drivers don’t always have tickets available, so plan ahead. A round ticket valid for the whole day would cost around 15 Euros (this ticket would be valid for both bus 434 and 435).
All routes to Pena Palace, including Tuk Tuks, taxis, and Uber, follow the same path due to local traffic regulations. During peak seasons, the 434 bus often remains the only available option, as it's part of the public transport system, while other vehicles may be restricted. This reliability makes the 434 bus a strong contender if availability is your top concern.
The Downside: Crowded Buses and Long Waits
During peak travel seasons (June through September and Easter), the 434 bus can be packed to the brim, often leaving you standing on winding roads. Not ideal for taking in the scenic views! Additionally, once you've visited an attraction, you might find that buses are too full to take on new passengers, potentially leaving you waiting 30-60 minutes or more for the next bus.
Summary: Is the Sintra 434 Bus Right for You?
If you value comfort, prefer taking things at your own pace, and enjoy snapping pictures along the way, the 434 bus might not be the best fit—especially if you’re visiting during the busy summer months or traveling with small children or someone using a wheelchair.
However, if you’re an adventurous traveler who doesn’t mind a little discomfort, is short on time, and is looking for a budget-friendly option, the Sintra 434 Bus could be just what you need. At €4.55 per person for a one-way trip, the total cost for a roundtrip as a couple comes to €15, making it an affordable option. If you can’t find an available Bolt/Uber, the 434 bus is often the most reliable and cost-effective choice for reaching Pena Palace.
Bus 435 Route – Discover Sintra's Hidden Gems
The Sintra Bus 435 offers a picturesque circular route, perfect for those eager to explore the town’s lesser-known but equally enchanting attractions. Departing from the Sintra Train Station, this route takes you on a journey through some of Sintra’s hidden treasures. A round ticket valid for the whole day would cost around 15 Euros (this ticket would be valid for both bus 434 and 435). Let’s explore the stops along the way:
Sintra Train Station: The starting point of Bus 435, Sintra Train Station, serves as a convenient hub for travelers arriving from Lisbon. If you’ve driven to Sintra, you can also board the bus here, making it an ideal choice for seamless transportation. For more on the other tourist route, check out our Bus 434 guide.
National Palace and City Centre: This stop brings you to the heart of Sintra's historic center. The National Palace, with its unique blend of Gothic, Manueline, and Moorish architecture, is a must-see. Take a leisurely stroll through the charming streets, visit local shops, and enjoy the vibrant atmosphere of this UNESCO World Heritage site.
Quinta da Regaleira: A true gem of Sintra, Quinta da Regaleira is a mysterious estate with stunning gardens, intricate underground tunnels, and remarkable architecture. This enchanting site invites visitors to uncover its many secrets while marveling at its surreal beauty.
Seteais Palace: Next, the bus stops at Seteais Palace, an elegant 18th-century neoclassical masterpiece surrounded by lush gardens. This palace offers breathtaking views of Sintra's landscape, perfect for capturing those picture-perfect moments.
Monserrate Palace: The final stop on the Bus 435 route, Monserrate Palace, is a hidden treasure that beautifully blends various architectural styles with enchanting botanical gardens. Stroll through the expansive gardens, admire the palace's intricate details, and let the serene surroundings transport you to another era.
By choosing the Sintra Bus 435, you'll experience a side of Sintra that's often overlooked but equally captivating. Whether you're drawn to its historic architecture, lush gardens, or hidden gems, this route offers a unique and tranquil way to explore the town.
Comparing Alternatives: Uber, Bolt, and TukTuks
A one-way trip to Pena Palace via Bolt or Uber typically costs around €7.00. Depending on your group size and the time of year, you might find that combining a ride-share service with a TukTuk tour offers a similar or better deal in terms of comfort and convenience. For more tips on finding the best deals on TukTuk rides and ride-shares in Sintra, check out our other guides.
Sintra Bus Route Details and Map – 2024
Sintra’s tourist buses, 434 and 435, offer two circular routes, each beginning at the Sintra Train Station. The 434 is the most popular route, stopping at major sites like Pena Palace, while the 435 takes you to some of Sintra’s lesser-known gems.
Tips and Tricks for a Smooth Experience
Arrive Early: Beat the crowds by catching one of the first buses of the day, usually around 9 a.m.
Dress Comfortably: Sintra’s hilly terrain means lots of walking, so wear comfortable shoes and bring layers.
Bring Snacks and Water: There are no cafes along the Bus 435 route, so pack some refreshments to keep you going.
Timing is Key: For a quieter experience, visit popular spots like Quinta da Regaleira early in the morning or late in the afternoon.
Accommodation Options
1. Tivoli Palácio de Seteais
Once an 18th-century retreat for Dutch consuls and Portuguese nobility, Tivoli Palácio de Seteais is Sintra’s crown jewel—a 5-star palace hotel dripping in regal splendor. Imagine waking up in a grand double room or a suite with frescoed ceilings, sipping coffee on a terrace framed by Pena Palace views. Prices hover around $300–$400 per night, and special features include a serene spa, an outdoor pool nestled in manicured gardens, and bathtubs fit for royalty. It’s a 10-minute walk to Quinta da Regaleira—book now on Trip.com to live like nobility!
2. Penha Longa Resort
Tucked into the rolling hills of the Sintra-Cascais Nature Reserve, Penha Longa Resort began as a 14th-century monastery before evolving into a luxurious 5-star estate. Today, it offers plush doubles and suites with private balconies overlooking golf courses and pools, averaging $250–$350 per night. With two Michelin-starred restaurants, a sprawling spa, and an infinity pool, it’s a haven 4 km from Sintra’s center—perfect for a post-hiking soak. Secure your spot on Trip.com for a slice of paradise.
3. Sintra Boutique Hotel
Steps from the National Palace in Sintra’s historic heart, this modern boutique gem opened in 2012 with a chic nod to the town’s heritage. Its airy doubles and themed suites—some with clawfoot tubs and palace views—range from $140–$200 per night. The on-site restaurant dazzles with local flavors, and its prime location means you’re 30 minutes from Moorish Castle treks or cozy café evenings. Don’t wait—check availability on Trip.com for an unbeatable stay.
4. Lawrence’s Hotel
Claiming the title of the Iberian Peninsula’s oldest hotel since 1764, Lawrence’s Hosted famous guests like Lord Byron, its country-style doubles and suites exude vintage charm with bathtubs and antique furnishings, costing $150–$220 per night. A library and elegant restaurant with French windows add to the allure, while its spot near Quinta da Regaleira (a 5-minute walk) makes it a history lover’s dream. Book via Trip.com to step back in time.
5. Vila Galé Sintra
Built in 2018 as a wellness-focused retreat just north of Sintra’s center, Vila Galé Sintra offers a modern escape with doubles and family suites averaging $120–$180 per night. The standout? A panoramic indoor pool, sauna, and Turkish bath in its Satsanga Spa—plus an outdoor pool for sunny days. Snag a deal on trip.com and relax in style.
6. Sintra Marmòris Palace
This 19th-century manor, revamped in 2017, sits a 7-minute walk from Sintra’s historic center and oozes romance with its palatial vibe. Luxurious doubles and suites—some with marble bathtubs—cost $180–$260 per night, while a heated outdoor pool with Moorish Castle views steals the show.
With these tips, you’re set for an unforgettable trip to Sintra! Safe travels!
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