Quarantine rules have ended from today for people travelling to England, Wales and Northern Ireland from more than 70 countries and territories.
It means many Britons can go on holiday - and don't have to isolate for 14 days when they get back.
The UK tourism industry hopes it will also mean a rise in visitors heading to the UK.
The rules are being relaxed for countries considered low risk due to their coronavirus levels.
Reporter Liam Gotting is at Liverpool John Lennon airport.
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