Flights from Manchester, Belfast, Glasgow and Edinburgh Airports are among those affected by the issue which comes just weeks after another Air Traffic Control glitch grounded thousands of flights Engineers are investigating the issue at the Prestwick Centre which handles air traffic control across Scotland and the north of England. Key points and original sources are listed below.

• Flights from Manchester, Belfast, Glasgow and Edinburgh Airports are among those affected by the issue which comes just weeks after another Air Traffic Control glitch grounded thousands of flightsS1

• Engineers are investigating the issue at the Prestwick Centre which handles air traffic control across Scotland and the north of England.S2