Fancy an escape? Sign up to the Chill newsletter for weekly inspiration and advice on UK holidays Holidays plans are being thrown into chaos as the Government could swap Portugal with Malta on its green travel list, according to reports.Popular destinations including the Spanish and Greek islands could be added to the quarantine-free travel list as more destinations open up from next Monday, the Sun reports.But a Covid surge in Portugal has sparked fears it will be added to the red list with mandatory hotel quarantine for UK arrivals - scuppering 10,000s of summer plans.The country reported 724 cases on Wednesday - the highest since April with fears of a rise in coronavirus variants.If it is moved from the green to the amber list instead,.