England, which is home to about 85 per cent of the UK population, launched a hotel quarantine system on Monday, demanding that passengers arriving there from any of 33 "red list" countries spend 14 days in a hotel room under new border restrictions designed to stop new variants of the coronavirus.
Sterling was up 0.3 per cent at $1.3895 at 0903 GMT, not far from its highest level since late April 2018 of $1.3915 touched in early London trading.
Versus the euro, it was last at 0.1 per cent higher at 87.35 pence, after hitting a nine-month high of 87.24 pence.