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At the airport passengers must register their tickets, weigh in and register the luggage. Most airlines have at least two classes of travel, first class and economy class, which is cheaper. Each passenger of more than two years of age has a free luggage allowance. Generally this limit is 20 kg for economy class passengers and 30 kg for first class passengers. Excess luggage must be paid for except for some articles that can be carried free of charge.
At the airport passengers must buy clothes for their children.
Most airlines have only one class of travel.
The limit for the free luggage allowance is 20 kg for all passengers.
There is a free luggage allowance for each passenger who is more than two years.
