What is the weight and size of carry-on luggage?

A twenty-inch suitcase weighs twenty kilograms.

Depends on which airline is the ticket, the weight is 5-7 kg, the sum of the three sides of the luggage of several large airlines is less than 115 cm (within 20 inches), and the sum of the three sides of the cheap airline is within 90 cm...<br/> <br/>Help you, please click green to accept!

The size of the carry-on items shall not exceed 20 cm X 30 cm X 40 cm, and the weight shall not exceed 5 kg. <br/><br/> The size of the checked luggage should not exceed 40 cm X 60 cm X 100 cm. <br/><br/> Weight of random checked luggage and carry-on luggage by plane: <br/><br/> 5 kg of carry-on luggage (a backpack and a small trolley case). <br/><br/> Free checked baggage for economy class is 20kg<br/><br/> On international and regional routes, the free checked baggage allowance for adults and children tickets according to the fare class is: first class 40 kg for a class ticket, 30 kg for a business class ticket, and 20 kg for an economy class ticket. When the baggage weight exceeds the upper limit, an excess baggage fee equivalent to 1.5[%] of the highest published one-way economy class non-stop fare shall be paid for every 1 kg exceeding the weight. <br/><br/>Want to "adopt".

The carry-on luggage cannot exceed the size of a 20-inch suitcase. The limit depends on the airline. I usually take it under 7 kg. <br/><br/>If it helps you, please click green to accept, thank you.