Portugal will be removed from the green travel list as Transport Secretary Grant Shapps raised concerns of a new coronavirus mutation and rising cases.
Labour criticised the “chaos” as reports about the travel restrictions dripped out of the Government on Thursday without official confirmation.
Unattributed reports suggested Portugal would be put on the amber list following a meeting between the Westminster and devolved governments, as well as the Joint Biosecurity Centre.
People returning to the UK from amber list countries must self-isolate at home for 10 days as part of coronavirus restrictions.
Meanwhile, seven countries – Afghanistan, Bahrain, Costa Rica,