Ambassador Cruise Line is offering a sailing from £50 per person per night.
The £50 rate is among offers that also include free car parking or coach transfers on all 2024-25 season sailings and £99 child places on multigenerational cruises.
The month-long spring promotion covers departures between April 7 this year and April 24, 2025.
The offers are available on the line’s two ships, with Ambience departing from its home port of London Tilbury and Ambition sailing from seven additional regional ports including Newcastle, Dundee, Edinburgh Leith, Liverpool, Belfast, Bristol and Falmouth.
Bookings must be made between today (February 28) and March 27.
The £50 per person per night offer is based on a six-night cruise from Tilbury on April 7 to Bristol Royal Portbury. The sailing, which takes in Honfleur, Guernsey and Plymouth plus two days at sea, was originally discounted from £689 to £399pp.
Other promotional rates include a seven-night Easter sailing to Honfleur, the Isles of Scilly and Cobh in Ireland from Tilbury on April 10 for £759pp including free parking and child places for £99.
A five per cent discount for groups of 15 passengers or more is also available on selected sailings among other offers.