Both welcomed 7.2 million passengers, which included 4.9 million travelling through Paris CDG (-12.3%) and 2.3 million through Paris-Orly (-6.2%).
The operator says traffic continued its upward trend, rising to 4.4% at the Paris airports between September 1-14.
But in the second half of the month it explains traffic was “strongly impacted” by the Air France pilots’ strike, which resulted in a drop of around 60,000 passengers a day on average, compared to the same period in 2013.
International traffic (excluding Europe) was down by 11%, with a drop to Africa (-8.4%); Asia-Pacific (-8.9%); the French Overseas Territories (-10.2%); North America (-17.5%); and Latin America (-23.8%).
The Middle East continued to show growth (+2.5%), but European traffic (excluding France) fell (-3.6%), and traffic within France dropped sharply (-25.4%).
The number of connecting passengers fell by 32.1%, while the connecting rate stood at 19.3%, down by 6.4 points.
Since the beginning of 2014, ADP traffic remains up by 2.4%, with a total of 70.4 million passengers.
Passenger traffic at TAV Airports, 38%-owned by ADP, increased by 14.4% in September 2014 and has risen by 13.6% since the beginning of the year.
The gateways in Turkey, Tunisia, Georgia, Macedonia, and Croatia have handled 72.2 million so far in 2014.