LONDON (Reuters) -At least 16 flights to and from London's Heathrow Airport were cancelled on Thursday, a day after technical problems with Britain's air traffic control system caused widespread disruption across the country's airports.

Airports across the country have been hit by delays after a technical error at an air traffic control centre caused major disruption.A radar-related issue affected flights across the UK as the number of aircraft which could fly in England and Wales was restricted,

Air passengers have suffered significant disruption after an air traffic control outage brought major UK airports to a standstill. The technical problem only lasted 20 minutes but caused a huge backlog of flights and delays.