Check cancellations, read marine forecasts and understand what the numbers mean. These guides support travel planning; they do not replace official cancellation notices.
How to check IDO ferry cancellations
A practical guide to checking your date, direction and sailing status before leaving.
Wind, weather and ferry cancellations
How to read wind, waves and cancellation risk in the Sea of Marmara.
IDO cancellation statistics: the 2018–2026 archive
Annual cancellation shares, coverage gaps and methodology across 208,801 archive records.
Ferry capacity: what sold seats actually tell us
Separating reported bookings, capacity and passengers actually carried.
Understanding prolonged ferry service interruptions
Why a run of cancelled records does not establish a closure or its cause.
What to do after an IDO ferry cancellation
Confirm your cancelled sailing, contact your ticket seller, ask about refunds or changes, and check connecting travel before booking again.