London's Heathrow Airport was forced to close on Friday following a fire at an electrical substation - some flights have ...

The west London airport reopened last night for a limited number of flights after a large fire at a nearby electrical ...

A day after thousands were grounded by a substation fire at Europe's busiest airport, almost all morning flights are ...

Airport hubs act as central connection points, allowing access to a greater range of destinations. Here are the main airlines based at the top 10.