BA cancelled 36 short-haul round-trip flights this morning to get the operation back into shape; three further flights BA175 to New York BA235 to Moscow and BA159 to Tblisi have also been cancelled.

As a result of these tactical cancellations the operation is performing well and the first wave got away successfully.

It is hoped the general weather situation will begin to ease over the next 48 hours with milder weather forecast for the weekend, although there is a threat of freezing fog at Heathrow on Friday morning after a bitterly cold nigh