The 26-year-old has been living in the United States for the past three years and played at Rhythm and Vines near Gisborne in December.
Qatar Airways has rolled out some of music's biggest names for route launch parties around the world.
Last March, Australian pop princess Kylie Minogue performed a 30-minute set at a gala dinner at Darling Harbour for an estimated A$500,000 to A$1 million.
At the top end of the range The Daily Telegraph estimated she banked A$142,000 a song as she ploughed through seven of her biggest hits including Spinning Around and Can't Get You out of My Head.
Female guests invited to the function were asked to dress "modestly", keeping "short shirts/cleavage to a minimum" out of "our respect for the airline and Qatar's customs," the Sydney Morning Herald reported.
Last January the airline hosted a red carpet event in Hollywood's Dolby Theatre to mark the inaugural flight to Los Angeles.
Topping the bill was Mariah Carey, who performed on a rose-covered stage and got through an entire set and managed two wardrobe changes.
Last May, Jennifer Lopez was the headline act for more than 400 guests at the Atlanta business and travel community to celebrate Qatar's first flight to the southern US city.
She faced protest from airline workers' groups concerned about Qatar's poor human rights record. United States airline Delta, which is worried about Qatar's growth on its home patch, ceased sponsorship of the venue she performed.