Formal:
* Au revoir (pronounced "oh-re-vwahr"): This is the most common and neutral way to say goodbye.
* Bonne journée (pronounced "bon zhoo-rnay"): This means "have a good day" and is appropriate for daytime farewells.
* Bonne soirée (pronounced "bon swa-ray"): This means "have a good evening" and is appropriate for evening farewells.
* Cordialement (pronounced "cor-dyal-man"): This means "sincerely" and is often used in formal written correspondence.
Informal:
* Salut (pronounced "sa-loo"): This is a casual way to say goodbye, similar to "bye" in English.
* Ciao (pronounced "chow"): This is a very informal way to say goodbye, borrowed from Italian.
* À plus tard (pronounced "ah ploo tar"): This means "see you later" and is appropriate for friends and family.
* À bientôt (pronounced "ah byan-toh"): This means "see you soon" and is appropriate for friends and family.
Other:
* Bonne nuit (pronounced "bon nwee"): This means "good night" and is appropriate for nighttime farewells.
* Prenez soin de vous (pronounced "prə.ne soɛ̃ də vu"): This means "take care of yourself" and is a polite way to say goodbye.
The best way to say goodbye in French depends on the situation and your relationship with the person you are talking to.