Araujo’s comments come as travellers rush to return to the UK from Portugal before the it is formally placed on the UK’s amber list from 4am on Tuesday (8 June).
Those returning from Portugal must have proof of a negative Covid test taken no more than three days before their departure or face a £500 fine.
However, long delays have been reported at testing centres in Portugal owing to the sudden demand, including waits of up to four hours at Faro.