I have lost a link to a site which gave air distances between airports. Searching for it I have found plenty of iterations of
http://www.jetimages.com/AirTravel.html
The one I am thinking of enabled you to enter most airports and ETOPS times and presented you with a map of the route and the distance. A link to this would be appreciated.
The particular route of interest in this case is Perth - Dubai.
[ 11 September 2001: Message edited by: Deaf ]