Brussels Airlines will open a pop-up lounge at Brussels Airport as of January 7 and extend the opening hours of its Sunrise Lounge. THE LOFT, the airline’s award-winning lounge in the A-zone of Brussels Airport, will close for an extensive renovation. With the Pop-up LOFT and the extended opening hours of the Sunrise Lounge, premium passengers will continue to enjoy comfortable facilities until the renovated lounge opens its doors.