Flight FR3233 from Malaga to Manchester took off from the Spanish island at around 9 pm Spanish time and is due to land in Manchester at just before 11 pm UK time.
The flight descended rapidly from 30,000 to 20,000 feet with a minute of declaring the emergency. The Airbus 738 has 189 seats It is unclear how many people are onboard. The current location of the flight is near Cornwall and it looks like the intention of the pilot is to make an emergency landing at Bristol.
More to follow