British skies were lit up by the electric storms overnight and there were reports of flooding and homes left without power after torrential rain.
Stansted is London’s third-busiest airport and is a key hub for the discount airline Ryanair, which said that its customers could get a full refund.
“A number of flights have regrettably been cancelled at Stansted Airport this morning due to an earlier airport fuelling system failure, caused by a lightning strike,” a spokesman said.
The fuelling system was repaired on Sunday morning, but passengers were warned to check before travelling and passengers stuck on planes complained on Twitter that they were not given proper explanations for the delays.
“Engineers have been on site and have now restored the system….