[10] Consequently, Orly was repeatedly attacked by the Royal Air Force and United States Army Air Forces (USAAF), destroying much of its infrastructure, and leaving its runways with numerous bomb craters to limit its usefulness to the Germans.

[citation needed] After the Battle of Normandy and the retreat of German forces from the Paris area in August 1944, Orly was partially repaired by USAAF combat engineers and was used by Ninth Air Force as tactical airfield A-47.

The 50th Fighter Group flew P-47 Thunderbolt fighter-bomber aircraft from the airport until September, then liaison squadrons used the airfield until October 1945.

[citation needed] The American United States Army Air Forces 1408th Army Air Force Base Unit was the primary operator at Orly Field until March 1947 when control was returned to the French Government.

(The United States Air Force leased a small portion of the Airport to support Supreme Headquarters Allied Powers Europe (SHAPE) at Rocquencourt).

[14] On 7 November 2015, the failure of a two-decade-old Windows 3.1 system which was responsible for communicating visual range information in foggy weather to pilots caused a temporary cease of operations.

[15] As part of the COVID-19 pandemic and its impact on aviation, the airport was closed to all commercial traffic from 1 April 2020 to 25 June 2020.

Paris Aéroport anticipates capturing 329 tonnes of carbon per year through the planting.

[18] In October 2023, it was announced that Air France will largely cease using Orly Airport by summer 2026, with only one public service obligation flight to Corsica to remain.

[102] Orly Airport is directly served by one metro line, a tram line and a people mover, which offer connections to the larger Paris transportation network: As part of the Grand Paris Express project, Aéroport d'Orly station on the metro opened on 24 June 2024.