January – Cargolux takes over Loftleiðir's maintenance and engineering departments, which were subsequently transferred from New York City to Luxembourg City.
Luxembourg | 1974 | 1974 in music | United Kingdom general election, February 1974 | Luxembourg national football team | Luxembourg (city) | Communes of Luxembourg | Luxembourg railway station | Consumer Credit Act 1974 | 1974 FIFA World Cup | United Kingdom general election, October 1974 | Betzdorf, Luxembourg | 1974 in television | Radio Luxembourg | Rehabilitation of Offenders Act 1974 | Luxembourg Palace | Luxembourg in the Eurovision Song Contest | Duchy of Luxembourg | Schengen, Luxembourg | Privacy Act of 1974 | Maria Teresa, Grand Duchess of Luxembourg | Land of the Lost (1974 TV series) | February 1974 | 1974 in baseball | Luxembourg Stock Exchange | Luxembourg Socialist Workers' Party | Jean, Grand Duke of Luxembourg | Henri, Grand Duke of Luxembourg | Chinatown (1974 film) | Adolphe, Grand Duke of Luxembourg |