Originally Posted by
South London Bon Viveur
Yes I have been on an AMS flight with a Dutch captain, who proceeded to make his second announcement in Dutch, following the well trodden standard-ish BA Captain/FO greeting. Some of the locals did seem a bit confused

, as did I, thinking momentarily that I had wandered onto a KLM plane.
I have also come across now and then announcements in French by the captain on flights to France (usually with a British accent rather than from a native speaker). It is always a nice touch, which I think is appreciated by the passengers concerned.