The data showed the majority of cases of the South Africa variant detected in England so far were linked to international travel and that very few are thought to have come from Europe, the department added.
The Government is not imposing a ban on flights arriving from those four countries, and British and Irish nationals and UK residents should use commercial routes if they wish to return.
Christians celebrate Good Friday in Pakistan, where large gatherings are still permitted
Police on patrol as Roman Catholic devotees gather in front of Quiapo church during Good Friday in Manila in the Philippines after the Government imposed strict lockdown curbs
Arrivals will not be allowed to shorten their quarantine period regardless of their test results, and will also not be able to end it early through the Test to Release scheme.
Countries not on the red list have to quarantine for 10 days at home, and have the option to be released.
The DfT said: ‘The Government has made it consistently clear it will take decisive action if necessary to contain the virus and has added these destinations to the red list to protect public health.’
The latest restrictions takes the total number of countries on England’s red list to 38.
Travellers leaving the UK without a valid excuse face a £5,000 under draconian laws to protect against new variants.
Under Boris Johnson’s roadmap, international travel could resume by May 17 at the earliest – although a review of this will be revealed next week.
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