Air Algerie flight #AH1084 from Oran is diverting from its original destination of Paris Charles De Galle having issued an emergency alert.
The Boeing 737 was flying over south Spain, near to Benidorm, when it issued an emergency squawk 7700 and is performing a u-turn, travelling back to Algeria.
Oran is a major city on the north west coast of Algeria.
The passenger jet was flying at around 23,000 ft when the emergency alert was sent out, though this has since dropped to around 12,000 ft.
It is not yet clear what the nature of the emergency is.
More to follow...