The brand claims the offer is worth up to £350pp on selected 2022 Europe-based sailings and runs until 20 December.
Several Mediterranean itineraries on Regal Princess are featured in the promotion, with departures running from March to September 2022.
There are also Scandinavian voyages on the line’s latest addition to the fleet, Enchanted Princess, which sails roundtrip from Copenhagen from April to September.
Prices with flights and transfers included start from £589pp for a seven-night fly-Med cruise or £1,199pp for a 14-night fly-Med cruise on Regal Princess.
The offer also applies to fly-Europe cruises that depart during the school summer holidays.
