Later in the day, the 41-year-old actress and the 35-year-old singer was spotted hopping into a car, which took them to Ciampino Airport for a flight on a private jet.
Cameron is currently in town to promote her new film Sex Tape, which hits theaters in the country on Thursday, August 21.
Earlier in the week, Cameron and Benji enjoyed a dinner date at Casa Vega in Sherman Oaks, Calif.
30+ pictures inside of Cameron Diaz and Benji Madden in Italy together… More Here! »