Exclusive: The definitive sequence of events behind a shutdown that had devastating emotional and economic consequences ...

The cause of the substation fire that knocked out electricity supplies at Heathrow Airport ... arriving at the airport.' It then re-opened at 6pm for some flights, fully restoring operations ...

1.30pm: Airport teams begin safety checks to reopen for some repositioning and repatriation flights to Heathrow. 2.23pm: Heathrow’s entire power network is restored. Once the lights were back on ...

Power was restored to Heathrow Airport’s terminals around seven hours before flights resumed on the day it was closed by a ...

In its report, Neso – the National Energy System Operator – said power was restored to all of Heathrow’s terminals by 10.56am on 21 March following a major fire at one of the substations serving the ...

More than 270,000 air passenger journeys were disrupted by the closure on March 21 after a nearby substation fire.

Heathrow airport took more than seven hours to restart flights after power was restored ... The report’s findings illustrate why some airlines were frustrated by the time it took to reopen ...

Power was restored to Heathrow airport ... all four of the west London airport’s passenger terminals was restarted by 10.56am on March 21. Flights did not resume until approximately 6pm.

But flights did not resume until approximately 6pm. NESO said power was restored to the "wider Heathrow Airport Limited network" by 2.23pm. That was followed by "a period of safety checking" to ...

The root cause of a fire which led to the shutdown of Heathrow Airport and affected hundreds ... terminals was restarted by 10:56. But Flights did not resume until after 18:00 that day, once ...