When is Basilica Cistern open?
Every day, 9 AM–6:30 PM, 7:30 PM–10 PM. Hours checked on 1 November 2026.

CultureCağaloğlu
Underground Byzantine reservoir with 336 columns, illuminated walkways and two carved Medusa heads.
Quick answers
Every day, 9 AM–6:30 PM, 7:30 PM–10 PM. Hours checked on 1 November 2026.
It's at its best mornings and afternoons. Wedar also scores every hour of the next five days against the forecast; see the best time on this page.
Indoors: a good pick when it rains.
Yes, it welcomes children.
It isn't free.
No, you can walk in.
About 45 minutes.
Alemdar, Yerebatan Cd. 1/3, 34110 Fatih/İstanbul.
Accessibility: wheelchair accessible seating.
Status, rating and hours checked on 1 November 2026; kids, cost, booking and setting verified by the Wedar team. Where our data comes from
Right now · 6:30 am
Closed right now.
Opens today 9 am.
In its favour
15°
Overcast
The next five days
Scored on the forecast, its opening hours and when it's at its best. Tap a time to see it.
Before you go
Hours checked 1 Nov
From visitors and the venue
4.6from 99k reviews
The Basilica Cistern (Yerebatan Sarnıcı) is one of the most fascinating places we visited in Istanbul! My wife and I absolutely loved this experience. It is difficult to imagine what awaits you underground until you actually step inside.…
Absolutely fascinating and truly one of the most unique places to visit in Istanbul. The Basilica Cistern, built in the 6th century during the reign of Byzantine Emperor Justinian I, is an incredible underground structure with hundreds of…
Around Cağaloğlu
Within about a 15-minute walk.
For the next three hours
Leave with a light layer. Rain shell until 7 am. Umbrella until 7 am.
It's indoors, so this is for the trip there and back.