The 757-300 has enough range to get there. It's range is almost 3,908 miles.
On the map the length is 3,400 miles
So the 757-200 or 300 has the range to go that far. It probably was a vacation charter for Funjet or Ambasadair vacation charter.
"He was right, it is a screaming metal deathtrap!"-Cosmo (from the Fairly Oddparents)