I can't personally vouch for them, this company has locations in Paris, Amsterdam, and Miami

http://www.flyanairliner.com/product...n-experiences/

Thinking from the above poster that perhaps a real aircraft flight might also be of interest, this site has a list of numerous locations that sell rides in warbirds and other aircraft that may be of interest. A lot of the places on the list are in the US and Canada but I see a few in Europe.

http://www.warbirdalley.com/fly.htm

Hope you find something that works, sounds like an awesome gift idea for your boyfriend!