The US Department of Homeland Security has announced that it is to begin implementing separate enhanced security screening procedures for all commercial flights to the US. If you need more information about how this may affect your particular flight, contact your airline or travel company.
You’ll need prior authorisation to enter the United States using a British passport, either through a visa, a Permanent Resident Card, or the Visa Waiver Programme. Restrictions apply depending on the type of passport you hold, your nationality, criminal history, and countries you may have recently visited. Visa and other entry conditions can change at short notice. It’s your responsibility to know and understand the rules of entry before you travel. See Entry Requirements
On 24 September 2017, the US announced new immigration measures for nationals of Chad, Iran, Libya, North Korea, Somalia, Syria and Yemen, as well as some Venezuelan government officials and their families. For the latest information check the websites of the US State Department and the Department of Homeland Security. If you’re travelling on a British passport with the correct travel documents, you aren’t affected by these measures.
However, you must apply for a visa to enter the US if you’ve travelled to or been present in Iran, Iraq, Libya, Somalia, Sudan, Syria or Yemen on or after 1 March 2011 (with some exceptions) or are also a national of Iran, Iraq, Sudan or Syria. See Entry Requirements
Around 3.8 million British nationals visit the United States every year. Most visits are trouble free. Take out comprehensive travel and medical insurance before you travel.
Terrorists are very likely to try to carry out attacks in the USA. Attacks could be indiscriminate, including in places visited by foreigners. You should monitor media reports and remain vigilant at all times. See Terrorism
UK health authorities have classified the United States as having a risk of Zika virus transmission in Florida, Texas (Cameron County and Hidalgo County only), Puerto Rico and the US Virgin Islands. See Health
You should be alert to the dangers of car and street crime. See Safety and Security
The Atlantic hurricane season normally runs from June to November and can affect US coastal regions. See Natural disasters
Snow storms during winter can cause delays and cancellations throughout airports in the USA. See Natural disasters
If you’re abroad and you need emergency help from the UK government, contact the nearest British embassy, consulate or high commission.