Most countries now require passports to be valid for at least 6 months after your return home. If your passport is in its final year, please check with the embassy of the country you're visiting. For further information, contact the Passport Office on 0870 5210410 or check the FCDO website.
If you're travelling to the USA, you need to be aware that special conditions apply, and all passengers must have individual machine-readable passports. There's more information about this on the US Embassy website.
For the most up-to-date travel advice, visit the Foreign and Commonwealth Development Office (FCDO) website. This is the British government department that issues advice around travelling.
You can check the most-up-to-date information for your destination on the Foreign, Commonwealth and Development Office (FCDO) website. Remember that things can change with little or no notice, so it’s a good idea to check just before you travel, as well as when you book.