Adelaide Airport has a curfew in place under the Adelaide Airport Curfew Act 2000 and Adelaide Airport Curfew Regulations 2018 that applies to aircraft operations between 11.00pm and 6.00am (local time) and places restrictions on certain aircraft operations at all times. In exceptional circumstances, aircraft operators may apply for a dispensation from the department to take-off or land at Adelaide Airport during the curfew period.
The Sydney Airport Curfew Act 1995 (the Act) has the purpose of limiting, as far as possible, the movement of aircraft at Sydney Airport during the curfew period. The curfew period is from 11.00 pm each night to 6.00 am the next morning.