Learned from Changzhou Airport, the fuel surcharge for domestic flights decreased from July 5. For adult passengers, the fuel surcharge reduced from 70 yuan to 50 yuan while the mileage is less than 800 km; the fuel surcharge reduced from 130 yuan to 100 yuan while the mileage is more than 800 km. For children passengers, the fuel surcharge reduced from 30 yuan to 20 yuan while the mileage is less than 800 km; the fuel surcharge reduced from 60 yuan to 50 yuan while the mileage is more than 800 km.