Nouvelles règles bagage cabine 2026 (évitez le refus à l'embarquement)

Airlines have quietly tightened their carry-on baggage rules, and security checks at boarding gates are now much stricter. Between Basic Economy tickets that prohibit access to the overhead compartment, oversized expandable suitcases, and surprise fees from low-cost carriers, there are many pitfalls. This guide deciphers each regulation in effect for 2026 so you'll never find yourself paying an unexpected penalty at the gate. Prepare for your next flight by knowing exactly what you can bring and under what conditions.