How long can I apply for compensation for the delay of domestic flights

Legal analysis: Every airline is different. Air China: The flight is delayed for more than 2 hours. If it is during meal time, Air China will provide free meals for passengers. If the flight is delayed for more than 4 hours, Air China will arrange passengers to rest at the hotel free of charge and provide shuttle service from the terminal to the hotel. Passengers who are delayed for 4 hours can get compensation including mileage redemption vouchers and Air China vouchers (for purchasing Air China tickets). China Southern Airlines (tentative): compensation for flight delay of 4 hours to 8 hours 100 yuan, and compensation for flight delay of 8 hours to 20 hours for 200 yuan. China Eastern Airlines: If the delay is more than 4 hours, passengers can get insurance compensation of 600- 1000 yuan.

Legal basis: After an on-board delay occurs in Article 33 of the Regulations on the Normal Administration of Flights, the carrier shall inform the passengers of the reasons for the delay, the estimated delay time and other flight dynamic information every 30 minutes.

If the flight is delayed due to traffic control, military activities and other reasons, the air traffic control department shall inform the carrier of the flight dynamic information every 30 minutes.

Article 34 On the premise of not affecting aviation safety, the carrier shall ensure the normal use of toilet equipment on board during the passenger's detention.

If the delay on board exceeds 2 hours (including 2 hours), the passengers on board should be provided with drinking water and food.

Article 35 of the Regulations on Normal Flight Management: If the flight is delayed for more than 3 hours (inclusive) and there is no definite departure time, the carrier shall arrange the passengers to disembark and wait without violating the aviation safety regulations.

"Regulations on Normal Flight Management" Article 36 Airport management agencies and ground service agents shall assist the carrier to do a good job in all kinds of services delayed on board.