Originally Posted by
DaveReidUK
The cost, time and inconvenience of having to fit and remove a ferry tank would be far more than simply scheduling an additional stop if the range was insufficient.
I found a performance chart for the original 800 which would probably have done both legs with fuel only loaded (showing over 5000 nms range). I also may have read the great circle distances from a Kilometre web-site while half asleep.😊