The latest lines to voluntarily suspend operations include Costa Cruises, AIDA Cruises, Fred. Olsen Cruise Lines and Cruise & Maritime Voyages.
Atlas Ocean Voyages is offering travel advisors an immediate incentive of up to $750 when they book their client with deposit on a summer 2021 or winter 2021-22 adventure.
Singapore joined the growing list of places temporarily off-limits to cruise ships.
At least five more cruise operators late Thursday joined the growing ranks of those temporarily suspending operations due to the coronavirus pandemic.