A covered pedestrian passage connects Hilton Rome Airport to Terminals T1/T2/T3 of Leonardo Da Vinci Airport. If you are arriving from Terminal 3, please take the elevator and go up to First Level, then follow the signs for the hotel. Arriving from Terminals 1 or 2, please take the elevator and go to the upper floor following the signs for the train station, then follow the signs for the hotel. Once on the upper floor, take the covered passage and follow the signs for the Hilton Rome Airport.
Please see below for a video provided by the hotel:
Please see below for a map of the airport: