The phrase "kg baggage" refers to the weight or amount of luggage or items a person is allowed to bring on a trip or flight. It usually indicates the maximum weight limit set by an airline or transportation service. Full definition
An additional 15 kg baggage allowance when travelling to / from any other destination. (virginatlantic.com)
Flexi Fares (Y, B, E) now come with an extra 5 kg baggage allowance all other fares retain their existing baggage allowance. (travelingformiles.com)
Etihad are offering an extra 5 kg baggage allowance to anyone checking in at the City Terminal and flying on an Etihad operated service. (travelingformiles.com)