Found this while surfing around on Google Video. Overall horribly unrealistic but some pretty good low level and aircraft to aircraft video shots.
http://video.google.com/videoplay?docid=5593732418004943731&q=dogfight&pl=true
Enjoy.
http://video.google.com/videoplay?docid=5593732418004943731&q=dogfight&pl=true
Enjoy.