The bottom line for free airplane check in is how heavy

Economy class: 20 kg.

Business class: 30 kg.

First class: 40 kg.

Flights to the United States: 64 kg.

The maximum amount of baggage checked by the aircraft shall not exceed 50kg, and the free allowance shall be 20kg for economy class passengers.

Airline restrictions on passengers' baggage:

1. Carry-on luggage:

Number of pieces: no more than 1 piece;

Weight: not more than 5 kg;

Volume: must not exceed 20 40 55 cm.

Exception: Laptops and fanny packs are not counted as pieces.

2. Checked baggage:

Number of pieces: no explicit limit;

Weight: The maximum weight of each piece cannot exceed 50 kg, otherwise it may be refused to be loaded;

Free allowance: The free check-in allowance for each economy class passenger is 20 kg, and the excess part needs to be paid, and the charging standard is one kilogram of the full economy class fare;

Volume: Each piece of baggage must not exceed 40 60 100 cm, otherwise it may be denied loading.

According to the general regulations of civil aviation, the free baggage allowance (including checked and self-care baggage) for each passenger on domestic flights is 40kg for first-class passengers, 30kg for business-class passengers, and 20kg for economy-class passengers.

The baggage allowance for domestic flights stipulates that the weight of each piece of checked baggage shall not exceed 50 kg, and the volume shall not exceed 40 60 100 cm. The weight of self-care baggage cannot exceed 10 kg, and the volume of each piece does not exceed 20 40 55 cm.

The weight of carry-on items is limited to 5 kg per passenger. Passengers holding first-class tickets are allowed to carry two items per person. The volume of each carry-on item must not exceed 20 40 55 cm.

Carry-on items that exceed the above weight, piece or size limits should be checked in as checked baggage.

For passengers taking international flights, the free baggage allowance is usually 20 kg for economy class (some are 23 kg), 30 kg for business class, and 40 kg for first class. Each person is allowed to carry one piece of carry-on baggage, but in principle, it does not exceed 5 kg, and the size is limited to fit in the luggage compartment in the cabin and under the seat.

The weight of the checked baggage cannot exceed 40 pounds, and the weight of the checked baggage is related to the route and the airline. You can check in 20 kg of baggage free of charge in economy class on domestic airlines and 30 kg in business class. If you have a Gold card or higher card with the airline, you can check in more baggage for free, which needs to be confirmed with the airline.

The free checked baggage in the economy warehouse for international flights is related to the airline, which should be 30 kg, and some can check 46 kg, but it can only be 2 boxes, and the maximum weight of each box is not more than 23 kg, and the box has size requirements.

On international flights, you can check in 45kg of baggage free of charge in Business Class and First Class. Some airlines, such as Emirates, stipulate that economy class is free of 20 kilograms, if it exceeds the need to apply online in advance, the specific weight that can be applied for is related to the ** of the ticket.