George Best Belfast City Airport had to close twice to allow for snow clearing and de-icing.
Earlier, departures from George Best Belfast City Airport to Leeds Bradford and Southampton were delayed.
Past guests have included footballer George Best, comedian Spike Milligan and EastEnders actress Barbara Windsor.
Someone once joked that Paul Gascoigne was not fit to lace George Best's drinks.
George Best Belfast City Airport said about 9, 000 passengers would pass through its doors on Friday.
On Monday, Jet2 switched flights to George Best Belfast City Airport and City of Derry Airport instead.
BBC: Jet2 resumes flights from Belfast International Airport
The exhibition, in Sao Paulo is a display of George Best memorabilia, including medals, awards and shirts.
Snowfall hit road-users and flights out of Belfast International Airport and George Best Belfast City Airport on Friday.
There is a story that the late great George Best used to tell.
He immediately drew comparison with legendary Manchester United player George Best, another wearer of the famous number 7 shirt.
He said everybody deserved equal treatment from the NHS - including George Best.
Confirmation of the new store near George Best Belfast City Airport followed a successful application for an increase in size.
BBC: The Ikea store is set to open on the outskirts of Belfast
Northern Ireland's first and deputy first ministers have opened a George Best exhibition as part of a five-day visit to Brazil.
United struck a hammer blow a minute before the break as Ajose's George Best-like chip over stranded goalkeeper Pacheco doubled the lead.
It has switched its Leeds flights to George Best Belfast City Airport.
Both Belfast International and George Best Belfast City airports have warned that there could be disruption to flights because of the bad weather.
He said the decision on whether it should be at George Best Belfast City Airport or Belfast International was a matter for politicians.
"One of our most charismatic sports personalities ever was the legendary George Best who thrilled soccer fans all over the world, " Mr Robinson said.
Legendary footballer George Best features on a new set of stamps - almost 50 years after he first pulled on a Manchester United jersey.
Mr Roberts described reading about his hero George Best in newspapers close to the soccer legend's death and realising he had to get help.
BBC: NEWS | UK | England | Wiltshire | Player's thanks for alcohol help
On that occasion, inspired by the mercurial talent of George Best, United triumphed, winning 1-0 at home before securing a 3-3 draw in Madrid.
The charity event will raise funds for the George Best Foundation.
It is unlikely the rituals for George Best will be repeated.
This is not the first time George Best's story has been told on the stage - a musical titled Dancing Shoes opened in Belfast in 2010.
Known as the doyen of Northern Ireland football writers, Dr Brodie was respected by many of the game's legendary figures including Matt Busby, Jock Stein and George Best.
Jackson was already known to United's hierarchy after producing sculptures of former manager Matt Busby and the legendary playing trio of George Best, Bobby Charlton and Denis Law.
Alongside Charles on the new stamp collection are Kevin Keegan, Bobby Charlton, Bryan Robson, John Barnes, Gordon Banks, Jimmy Greaves, Denis Law, Dave Mackay, Bobby Moore and George Best.
Chapman has previously created tile mosaics of footballers Eric Cantona and George Best and portraits of Manchester United manager Sir Alex Ferguson and Fulham boss Mark Hughes using coins.
The next campaign he beat George Best's 40-year-old club record for goals scored by a winger in a single season, with 33 in the Premier League and 42 overall.
When those who were fortunate enough to see George Best play football describe the qualities that set him apart, they could easily be talking about Darcey Bussell or Rudolf Nureyev.
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