Radner died on 24 March 2015 along with her husband Sascha Schenk , their two-year-old son Felix , and her colleague Oleg Bryjak , when Germanwings Flight 9525 crashed near Prads-Haute-Bléone , Alpes-de-Haute-Provence , France . The First Officer had a history of depression , barricaded himself into the cockpit , and deliberately crashed the plane into the mountains . They were en route to Düsseldorf after Radner 's and Bryjak 's two performances in Wagner 's '' Siegfried '' at the Gran Teatre del Liceu in Barcelona . Radner 's voice teacher Michaela Krämer said " she was a magnificent artist and yet remained unassuming , helpful and natural "
Germanwings Flight 9525
Germanwings Flight 9525
Maria Radner