With hundreds of flights delayed or canceled due to a technical problem at an air traffic control centre, passengers find themselves stranded in airports around the country.
Closest I'm getting to Milan today is cafe Nero at heathrow. All flights cancelled :( cheese panini n espresso please. Ciao #egg
@british_airways poor service-flight cancelled, no warning/explanation.4 staff for 200 passengers at Vienna airport. Bad end to honeymoon.
More top news
The operation to recover the unexploded bomb near the Houses of Parliament let to disruption in central London overnight.
Southern parts of England and Wales will see sunny skies after a frosty start.
A police spokesman said the incident in the Bourke Street Mall on Friday was not related to terrorism.