“This advice is based on evidence of increases in cases of COVID-19 in several regions, but particularly in Aragon, Navarra and Catalonia (which include the cities of Zaragoza, Pamplona and Barcelona).
“The FCO is not advising those already travelling in Spain to leave at this time.
“Travellers should follow the advice of the local authorities on how best to protect themselves and others, including any measures that they bring in to control the virus.
“If you are returning from Spain you will be required to self-isolate on your return to the UK, but the FCO is not advising you to cut short your visit.
“You should contact your tour operator or airline if you have any questions about your return journey.”
For holidaymakers who can not get their money back, financial journalist Martin Lewis says accepting vouchers is the way to go.
“Those people who booked a holiday recently to Spain even if you have travel insurance you’re not going to be covered in most cases if the flight is still on and the hotel is still on,” he said in a video.