WATCH: Firefighters tackle huge blaze at electrical station that has brought Heathrow travel misery to millions

A huge fire has caused major disruption to Heathrow Airport, after a nearby electrical substation went up in flames.

Emergency services arrived at the scene in West London last night, and Europe's busiest airport has been forced to close until midnight tonight.

More than 1,300 flights to and from Heathrow Airport will be disrupted, throwing travellers into chaos.

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