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Experience a 1.5-hour cruise through the Corinth Canal on a glass-bottom boat for $47, marveling at engineering and geological wonders in Greece's Peloponnese.

This tour offers a 1.5-hour cruise through the iconic Corinth Canal aboard the “St. Andreas”, a 17-meter vessel with a glass bottom, accommodating up to 50 guests. For $47 per person, it provides an accessible way to witness one of Greece’s most famous engineering feats, with the added thrill of seeing the sea floor beneath your feet.
Starting from Isthmia port, the cruise is praised for its stunning views of the towering cliffs, which reach up to 80 meters high. This experience is perfect for those interested in history, geology, and impressive engineering, offering a short but memorable journey that combines education, scenery, and adventure.
While it’s a relatively affordable option compared to larger boat trips, the tour does have some considerations—such as the 30-minute delay reported in one review and the fact that the boat’s glass bottom isn’t fully transparent. Still, the friendly crew and spectacular vistas make it an experience worth considering.
You can check availability for your dates here:Planning more time in Loutraki? We've covered other experiences worth considering.

The Corinth Canal connects the Corinthian Gulf with the Saronic Gulf and spans just at 6.3 kilometers long. The idea of linking these two seas dates back to antiquity, with ancient figures like Periander and Nero inspired by the project. This cruise offers a chance to step into history while enjoying spectacular scenery.
The canal’s narrow, man-made channel is flanked by towering cliffs that reach up to 80 meters, creating an imposing and surreal atmosphere. As the vessel smoothly glides through, you’ll experience the sensation of passing through a marvel of human ingenuity that took millennia to complete, finally realized in the 19th century.

The “St. Andreas” takes you through the narrowest sections of the canal, offering a close-up view of this engineering feat. The cruise’s scenic route highlights geological formations and towering cliffs, giving a dramatic backdrop to the passage.
The experience of navigating through this tight channel is described as exciting and impressive, with the height of the cliffs providing a grand scale that’s hard to replicate from land. This part of the cruise is both thrilling and educational, as guides share insights into the canal’s construction challenges and historical significance.
The “St. Andreas” is a comfortable vessel designed for sightseeing, with a glass bottom that offers views of the sea floor beneath. The boat’s size and capacity contribute to an intimate atmosphere, making it ideal for small groups.
However, some reviews note that the glass bottom isn’t fully transparent, which can slightly lessen the experience of seeing into the water. The vessel is praised for being well-maintained and easy to navigate, with a friendly crew on board who share stories about the canal’s history and construction.
More Great Tours NearbyThe cruise begins at Isthmia port, accessible via local transport options from nearby areas. For travelers coming from Athens, a train journey from Larissa Station takes about 1 hour and 15 minutes, crossing the Isthmus of Corinth with impressive views along the way.
Once at Corinth Station, a company bus will transfer visitors to the port. The pick-up from nearby Loutraki is included in the package, making logistics straightforward for those staying in the region.

The crew is consistently praised for being friendly, welcoming, and informative. They share stories about the canal’s construction, providing context that enhances the experience. According to reviews, guides explain the engineering challenges and geological features, making the trip both entertaining and educational.
One reviewer notes that Elias gave a personalized ride to the apartment after the cruise, showing the crew’s extra level of hospitality. The informational aspect is often highlighted as a key strength of this tour.

As the boat glides through the canal, travelers enjoy spectacular views of geological formations and towering cliffs. The sheer rock faces are a highlight and contribute to an almost surreal atmosphere. The natural landscape provides a striking contrast to the man-made canal, emphasizing both the natural beauty and human achievement involved.
Some reviews mention that the boat wasn’t fully transparent, which slightly limits the visual experience of the water beneath, but the scenery from the deck remains impressive.

The cruise is more than just a sightseeing trip; it’s a window into history. The idea of connecting the Saronic and Corinthian Gulfs dates back to antiquity, with multiple ancient efforts to realize this vision over the centuries.
The final construction in the 19th century marked the culmination of millennia of ambition, making the canal a symbol of human perseverance. Guides share stories about Periander, Nero, and other historical figures involved in the project, enriching the experience with contextual knowledge.
The tour lasts approximately 1.5 hours, making it a compact but thorough experience. Cancellation is free up to 24 hours in advance, offering flexibility for travelers’ plans.
Transportation options include pickup from Loutraki and a train ride from Athens’ Larissa Station that crosses the Isthmus, offering a comfortable and scenic journey. The main activity takes place at Isthmia port, with easy access for most visitors.
This cruise is ideal for those interested in history, engineering, geology, or simply looking for a short scenic trip. It’s suitable for families, couples, or solo travelers seeking a value experience with informative commentary and stunning views.
The small boat size and friendly crew create an intimate atmosphere, perfect for anyone wanting a personalized experience. However, those seeking full transparency of the glass bottom or a longer trip might consider other options.
At $47, this short cruise provides excellent value for a unique perspective on the Corinth Canal’s engineering marvels and natural beauty. The friendly guides and spectacular scenery make it a memorable addition to any trip to Greece’s Peloponnese.
While some minor limitations exist, such as the partial transparency of the glass bottom and a possible delay, the overall experience remains highly recommendable. This tour suits travelers looking for a short, engaging, and educational outing that combines history, geology, and breathtaking views.
How long is the cruise?
The cruise lasts about 1.5 hours, offering a compact yet engaging experience through the Corinth Canal.
What is included in the price?
The cruise aboard the “St. Andreas”, passage through the canal, and transfer from Corinth Train Station are included. Meals and personal expenses are not included.
Where does the tour start?
The tour begins at Isthmia port, with easy access via train or transport from major nearby locations.
Is the glass bottom fully transparent?
Some reviews mention that the glass bottom isn’t fully transparent, which may slightly limit the underwater view but does not significantly detract from the overall experience.
Can I cancel the tour?
Yes, free cancellation is available up to 24 hours in advance, providing flexibility if plans change.
Who is this tour best suited for?
Travelers interested in engineering, history, geology, or those seeking a short scenic trip with a small group will find this cruise especially appealing.