The move would be a major boost for holidaymakers planning winter sun breaks and the beleaguered travel and tourism industry.
Transport Secretary Grant Shapps is set to win approval for the changes at Wednesday’s Cabinet meeting.
It comes with a wider shake-up of testing expected to be announced by Boris Johnson on Wednesday as he confirms England will stick with plan B restrictions.
The Prime Minister is set to announce that asymptomatic people who test positive on lateral flow devices will no longer need a confirmatory PCR to begin self isolation, potentially allowing them to return to work earlier and helping deal with a testing shortage.
This story is being updated.