As of Wednesday (16 March), all arrivals are required to show proof of a negative PCR test taken up to 72 hours before departure, or a negative antigen test taken up to 24 hours prior to travel.
Anyone entering the country will also need to download and complete a health declaration on the Vietnam PC-Covid app before arrival and during their stay in Vietnam.
Kien Tran Trong, chairman of the Tourism Advisory Board, said: "There is so much for visitors to discover during a visit to our beautiful country.
"We know thousands of Brits can’t wait to come for their once in a lifetime holidays, experiencing the fantastic food, nature, scenery and meeting our people. We are thrilled that we can finally welcome them to Vietnam again after two years."