Translink cancelled services in County Down and parts of Belfast due to the weather and other routes were operating with delays of at least an hour.

BBC: Northern Ireland

"We can confirm that we are engaged in an extensive runway re-surfacing project at Belfast International, but the unseasonal weather has prevented any substantive work taking place for almost three weeks, " it said.

BBC: A Jet2 plane

Her arrival has been delayed by up to an hour due to bad weather, and she will fly into Belfast, before being taken by helicopter to Enniskillen.

BBC: Queen to begin two-day Northern Ireland visit