Thick fog is expected to disrupt hundreds of flights home on the busiest travelling day of the Christmas holidays.Thousands of passengers arriving at London Gatwick airport overnight endured long delays.

Gatwick Airport is bracing for another day of disruption due to thick fog, with Sunday expected to be the busiest day of the holiday period. Nats, the UK's main air traffic control provider, has warned that temporary air restrictions will remain in place on Sunday due to low visibility at fog-affected airfields.

Disruption caused by thick fog is expected to continue at Gatwick Airport until the end of the day on Sunday, the airport’s busiest day of the holiday period. Nats, the UK’s main air traffic control provider, said temporary air restrictions were in place for the remainder of the day because of low visibility in airfields affected by fog.