Other flights have been delayed, while Cork Airport is also warning of some disruption
A number of flights between Ireland and London airports have been cancelled this morning as a result of freezing fog conditions in southern England.
Dublin Airport current says seven arrivals and seven departures have been cancelled, with flights to and from Heathrow and London City affected.
Several other flights between Dublin and London airports have been delayed.
Dublin Airport is advising passengers to check with with their airlines before heading to the airport, and you can find the latest details of flight arrivals and departures on the airport's website.
Cork Airport is also warning of potential disruption today:
Some delays are anticipated today due to freezing fog in London & Europe although visibility is improving there. Please check flight status pic.twitter.com/pcZtiz6two— Cork Airport (@CorkAirport) January 23, 2017
The cancellations come as the Met Office in the UK advises that dense patches of freezing fog will persist across parts of southern England and the country's midland areas.
Heathrow Airport has cancelled 100 flights due to "reduced visibility", while London City Airport has cancelled 10 flights.
Fog at Schiphol Airport in Amsterdam has also been leading to some disruption, with Aer Lingus having cancelled a flight to & from the airport this morning.
Possible delays and cancellations of flights expected due to fog. Please check your airline for flight information.— Schiphol (@Schiphol) January 23, 2017