Eight hours in the air. Zero destination reached. Air India’s Vancouver flight has now become a case study in how small errors can lead to massive losses. The issue was simple but serious — the wrong aircraft was deployed for an international route. Without proper clearance to enter Canadian airspace, the flight had no choice but to return mid-air. This video explains the five key reasons behind the blunder — including failure in compliance checks, planning oversight, late detection, operational disruption, and cost escalation. From fuel losses to passenger inconvenience and brand impact, the consequences were immediate and expensive. This was not unavoidable — it was preventable. And it raises a bigger question: how did such a basic error slip through multiple layers of aviation checks?