Travellers at Heathrow have been warned of “serious” disruption to their trips as the strike kicks o (Image: Getty) Six major airports are due to affected this weekend by two massive travel strikes, Brits are being warned. Starting tomorrow border staff at Heathrow Airport are due to walk out, as are ground crew across Portugal with huge impacts for holidaymakers. Travellers at Heathrow have been warned of “serious” disruption to their trips as the strike kicks off on Saturday and is due to run until September 3.

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Travellers have been warned to expect longer queues than usual at border control points across Heathrow terminals 2,.