But in China -- which has seen its own economy suffer from a strict zero-Covid policy involving tight border controls, snap lockdowns and mandatory quarantines -- there appears to be no end in sight to the restrictions, despite mounting public frustration.
"As fewer countries are testing or reporting Covid-19 cases, CDC's ability to accurately assess the Covid-19 THN [Travel Health Notice] levels for most destinations that American travelers visit is limited," an agency spokesperson said in a statement to CNN Travel.