A Sunday-night departure from Cozumel never made it off the runway. A Viva Aerobus flight bound for Monterrey was cancelled after ground crews spotted a fault during pre-flight checks — just minutes before the plane was due to leave.

The aircraft, registered XA-VAQ, was scheduled to depart Cozumel at 8:47 p.m. local time. During those final checks, an anomaly turned up in the air pressurization system, the kind of issue you very much want caught on the ground rather than at altitude. The flight to Monterrey in Nuevo León was called off entirely, leaving 55 passengers to rearrange their plans on the spot.

The airline rebooked everyone on a departure the following Monday afternoon and put the stranded travellers up in hotels on the island, so nobody was left hunting for a last-minute room at their own expense. Viva Aerobus has not publicly explained the exact cause of the fault.

It is a small story with a familiar shape. Pre-flight checks doing their job is good news in the strictest sense, but for travellers the practical takeaway is what happens next: in this case, an overnight delay, accommodation covered, and a rebooked flight roughly 24 hours later. Anyone flying low-cost routes around Mexico's Caribbean coast knows these cancellations are not rare, and Cozumel's island location makes rebooking options thinner than at a mainland hub like Cancún — there is no road to fall back on if you are trying to make a connection.

If you are flying out of Cozumel on a domestic leg, a few habits pay off. Book connections with a generous buffer rather than a tight one, keep an overnight kit in your hand luggage, and note which carrier you are on so you know your rights if things slip. Mexican carriers typically rebook or refund when the airline is at fault, and here the airline arranged hotels without a fight — but it is worth confirming arrangements at the counter rather than assuming.

For holidaymakers, none of this changes the appeal of Cozumel itself: the diving, the ferry link to Playa del Carmen, the easy island pace. It just serves as a reminder that the flight home is the part of the trip worth padding with a little slack.