Checked Bag Economics/Multi-charger/Airline Fines

Checking or Not Checking, a More Fluid Question

This week I flew from Mexico City to Bangkok on Air Emirates (excellent) and a few days later, from Bangkok to Phuket on Air Asia (not too bad). These very different airlines had one thing in common: a 7kg limit for carry-on cabin baggage. For the first one, I checked 23kg for free, on the second, the fee f…