Notice from some domestic airlines such as China Eastern Airlines and Jiuyuan Airlines:
From August 5, 2023 (ticket issuance date), adult passengers: a fuel surcharge of 30 yuan per passenger on routes of less than 800 kilometers (inclusive), and a fuel surcharge of 60 yuan per passenger on routes of more than 800 kilometers. Passengers who need to travel in August can save 10/30 yuan in fuel surcharges if they book tickets before the 5th.
