Byzantine Castle Ruins is the perfect place to begin your discovery of Santorini. This once-important structure is recommended by fellow travelers, but it isn't the only spot to see here. Pencil in time for other attractions like Museum of Prehistoric Thira, Archaeological Museum of Thera, and Santorini Caldera to make the most of what's on offer in the area.

Plan a trip to see Byzantine Castle Ruins

Price found within the past 48 hours. Click for updated prices.

Rocabella Santorini Hotel & SPA

Save 100% on your flight

$896

per person

Jan 19 - Jan 25

just found

Roundtrip non-stop flight included

Boston (BOS) to Thira (JTR)

9.4/10 Exceptional! (633 reviews)

Room was clean and beautiful, staff was all super friendly and very helpful for booking activities, coordinating transfers, providing recommendations. Great place, would visit again!

Reviewed on Nov 2, 2025

Thireas Hotel

$2,285

per person

Dec 27 - Dec 31

found 24 hours ago

Roundtrip flight included

Boston (BOS) to Thira (JTR)

9.4/10 Exceptional! (346 reviews)

"Great location, close to shops and restaurants, with beautiful surrounding views from the hotel." "The staff were exceptionally friendly and helpful from check-in to check-out. They made me feel so welcome." "The room was spotless, modern, and had a breathtaking view. The receptionist Helen and Vanessa were very friendly and nice.

Reviewed on Oct 23, 2025

Santorini Dreams Villas

$1,294

per person

Jan 24 - Jan 28

found 1 day ago

Roundtrip flight included

Boston (BOS) to Thira (JTR)

8.4/10 Very Good! (15 reviews)

The room was magnificent, all the staff was wonderful, and the view is spectacular!!

Reviewed on Jul 18, 2024

Browse tours and tickets to explore Byzantine Castle Ruins

Tours & day trips

See all 529 activities

Santorini Platinum Catamaran Cruise with Meal, BBQ and Open Bar

Free cancellation available

Private & custom tours

See all 328 activities

Half-Day Santorini Private Tour

Free cancellation available

Food, drink & nightlife

See all 119 activities

Santorini Platinum Catamaran Cruise with Meal, BBQ and Open Bar

Free cancellation available

Weddings & honeymoons

See all 48 activities

Santorini: 5-Hour Semi-Private Tour

Free cancellation available

Classes & workshops

See all 27 activities

Santorini Flying Dress Experience with Hotel Pick up & drop off

Free cancellation available

Popular places to visit

Oia Blue Dome Church Viewpoint

Find out about the history of Oia when you spend time at Oia Blue Dome Church Viewpoint. Wander the seaside and beautiful beaches in this romantic area.

Oia Castle

Find out about the history of Oia with a stop at Oia Castle. Discover the volcano viewpoints and beautiful sunsets in this romantic area.

Armeni Bay

Commune with nature and explore the great outdoors at Armeni Bay during your travels in Oia. Stroll along the seaside or discover the beautiful sunsets in this romantic area.

Amoudi Bay

Commune with nature and explore the great outdoors at Amoudi Bay during your travels in Oia. Wander the seaside or discover the beautiful sunsets in this romantic area.

On Santorini, everyone wants to see the sunset but all the places in Oia are so crowdy. Katharos Lounge is a quiet place where the locals can enjoy a veggie meal with a view on the sea. They also have a lot of cocktails... So just relax...
Tip: get there one hour before the sunset or make a reservation.
#LikeALocal

Paralia Katharos

If a restful vacation is part of your travel plans, Paralia Katharos might be the perfect place to seek out during your trip to Oia. Wander the seaside or discover the beautiful sunsets in this romantic area.

Domaine Sigalas Winery

You can enjoy a tasting or tour at Domaine Sigalas Winery during your travels to Santorini. Wander the seaside and beautiful beaches in this romantic area.