The country is by far the worst-affected worldwide, with 3,576,221 confirmed infections and 138,358 fatalities.
Miami-based Norwegian earlier in the day said it meant to raise $925 million via debt offerings and $250 million via stock offerings, as it looks to keep the business afloat during the pandemic.
Florida is now reporting more Covid-19 cases daily than any other state in the country.
Any cruises touching on a Canada port (such as Alaska & Canada/New England) have been suspended through October 2020.
This brings the order - due to expire on July 24 - to 200 days and will likely be extended until the CDC declares that the Covid 19 crisis no longer "constitutes a public health emergency".
Cruise Lines International Association (CLIA) last month announced a voluntary suspension of cruise operations from us ports until September 15 and CDC said it extended its ban as not all cruise operators are members of CLIA.
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"Cruise ship travel means staying overnight for at least one night on a sea-going cruise ship with people from multiple households". The CDC said cruise ships are more crowded than most urban settings, and even when only essential crew remains on board, the virus continues to spread.
The Cruise Lines International Association (CLIA), an industry group representing more than 50 cruise lines globally, has already voluntarily extended its suspension of cruise operations for United States ports through September 15.
In its executive summary, the order notes that CDC data shows a total of 2,973 Covid-19 or Covid-like cases of illness aboard cruise ships, in addition to 34 deaths, between March 1 and July 10.
Another nine cruise ships are dealing with or resolving coronavirus outbreaks on board, the CDC said.
According to US Coast Guard data, as of July 10, 2020, there are 67 ships in and around US waters with 14,702 crew onboard (file photo).