"Heathrow experienced heavy fog on Sunday and overnight. Today we are aware of 39 inbound and 39 outbound flights that have been cancelled. The fog has started to clear and there are now no restrictions on flying. There are currently some delays to flights so we advise passengers to check with their airlines before travelling."" />

Heathrow fog update

"Heathrow experienced heavy fog on Sunday and overnight. Today we are aware of 39 inbound and 39 outbound flights that have been cancelled. The fog has started to clear and there are now no restrictions on flying. There are currently some delays to flights so we advise passengers to check with their airlines before travelling."

p>"Heathrow experienced heavy fog on Sunday and overnight. Today we are aware of 39 inbound and 39 outbound flights that have been cancelled. The fog has started to clear and there are now no restrictions on flying. There are currently some delays to flights so we advise passengers to check with their airlines before travelling."