The carrier plans to reintroduce 40% of flights from 1 July, subject to travel restrictions being lifted and safety measures being brought in at airports.
Other new rules include face coverings being worn by all crew and passengers and cashless on-board transactions.
Ryanair will ask its passengers to check in online and bring fewer bags, while they will also have to download their boarding pass to a smartphone.
On arrival at the airport, people will have their temperature checked and will have to wear a face mask or covering at all times in the terminal and on planes.
The company says it uses air filters in its planes similar to those used in critical hospital wards and that all interior surfaces in planes are disinfected every night....more