With a EU passport, you should be able to come to France (I think). Also, and even if it is a detail, the thread title says "Paris Orly flights from USA" : there are no US flights at the moment in ORY. They are all in CDG.
You can check the conditions for France on this site
https://www.iatatravelcentre.com/int...1580226297.htm
Note that the quarantine mentioned is a voluntary one (no obligation).
You will need the "
completed International Travel Certificate must be presented prior to boarding and to Immigration upon arrival or when transiting France. The certificate must be obtained before departure via the French consular offices abroad or online at https://www.interieur.gouv.fr." and the statement about lack of covid symptoms.