Two years on. Who would have thought?
All fully-vaccinated Britons can travel to Europe without pre-departure tests.
Domestic and international travel curbs conversely showed little impact on local air pollution.
People arriving in England from abroad will no longer have to take COVID-19 tests if they have been vaccinated.
British Prime Minister Boris Johnson continues to resist new measures.
The discovery of the Omicron variant, dealt a blow to the industry just as it had recovery in its sights.
The Balearics was the top spot for foreign tourists in August.
"Those coming from countries not on the red list can enter Britain without a pre-departure test....."
Massive travel change is expected on October 1.
Bookings gaining momentum in recent weeks.
"I think that as more and more countries get vaccinated..., I think we'll see more travel possible."
BA Airbus A319 aircraft takes off from Heathrow Airport in London
IATA director general Willie Walsh called on governments to better co-ordinate between themselves to aid the airline industry's recovery.
The number of bookings in June was 2% higher than in the same month in 2019
Johnson is due on Friday to discuss travel restrictions with German Chancellor Angela Merkel.
International tourism arrivals are set to stagnate this year, except in some Western markets.
The warnings came as British PM hinted that the UK was close to permitting unrestricted travel abroad.
Demonstration against COVID-19 travel restrictions in London.