When we’re looking for our next destination, countries that the UK passport is visa-free in are always attractive options. Here, we explain which countries are visa-free for UK passport holders, what visa-free travel means for them, and which destinations UK citizens cannot enter. Barbados' relaxed visa-free entry rules for UK passport holders may surprise some travellers Getty ImagesWhich countries are visa-free for UK passports? At the time of writing, UK passport holders can enter more than 180 countries either visa-free, with an ETA, or by obtaining a visa on arrival. Below is a list of countries that UK passport holders can enter entirely visa-free, with information sourced from Passport Index.