The three people are members of a London-based household who arrived within the nation on December 22, in line with the Korea Illness Management and Prevention Company.
They’ve been positioned in isolation since testing optimistic for Covid-19 on arrival, the KDCA assertion mentioned.
The brand new pressure of the virus emerged earlier this month in Britain and has already reached a number of European international locations, in addition to Canada, Jordan and Japan.
Final week London mentioned one other new variant of the virus was discovered within the nation in circumstances linked to South Africa, which is the primary African nation to file a million coronavirus circumstances.
The brand new pressure, which specialists concern is extra contagious, prompted greater than 50 international locations to impose journey restrictions on Britain.
South Korea was amongst them and has barred flights from Britain till January 7.
As well as, the nation will make it necessary for passengers travelling from Britain or South Africa to submit adverse Covid-19 take a look at outcomes earlier than departure, KDCA chief Jung Eun-kyeong mentioned.
Authorities are additionally wanting into the case of an aged South Korean man who examined optimistic for Covid-19 after his physique was returned from Britain earlier this month.
The announcement got here as a 3rd wave of the virus grips the nation, with a resurgence centred on the larger Seoul space seeing day by day circumstances climb to over 1,000 a number of instances this month regardless of stricter distancing measures.
South Korea reported 808 new circumstances Monday, elevating its nationwide whole to 57,680 with 819 deaths.