Every year, thousands of visitors search for Blue Mosque tickets before arriving in Istanbul — and discover that they don't exist. Unlike Hagia Sophia, which charges €25 per person, or Topkapı Palace and the Basilica Cistern, both of which require advance booking, the Blue Mosque has no entrance fee, no ticketing system, and no reservation process. It is a functioning mosque, not a museum, and it has welcomed visitors free of charge since Sultan Ahmed I opened its doors in 1617.
So if entry is free, why does this page exist? Because "free" doesn't mean "simple." The Blue Mosque has mandatory security screening that can mean 30 to 60 minutes of queuing in peak season. It closes five times a day for prayer. It enforces a strict dress code. And once you're inside, there are no information boards, no audio guides, and no signage explaining what you're looking at — just one of the most breathtaking interiors in the Islamic world, with no context for the 21,043 hand-painted tiles above your head or the story of the teenage sultan who built it all.
This page covers everything you need to know: whether a guided tour is worth the cost, how the different tour options compare, and how to make the most of your visit — whether you choose to go independently or with a guide.