A: Chart vacancy refers to the number of seats still available on a train after the chart has been prepared. The chart is usually prepared a few hours before the train's scheduled departure time. Discover Vacant Seats on Running Trains without logging in to IRCTC App or IRCTC website in no time in this free online reservation charts guide. IRCTC Chart Vacancy 2025: The Ultimate Guide to Real-Time Train Seat Availability Indian Railways is the backbone of India’s transportation system, serving millions of people each day. Knowing the IRCTC chart vacancy status is vital for travelers seeking last-minute seats or confirming waitlisted tickets. This thorough guide includes everything you need to know about IRCTC chart vacancies , including how to find them, booking tactics, and the most recent revisions for 2025. Also Read: Bihar ... Train chart shows complete reservation information with coach-wise vacancy details. This helps you check available seats and plan your journey accordingly with real-time availability data.