United Kingdom travel advisory
Last updated · latest change by either source
Level 2 — Exercise increased caution
SafeRoutes uses the highest level reported by the sources below. Countries at Level 3–4 are avoided as transit points by the route finder.
US State Department
Level 2Updated 9 September 2026
Exercise increased caution in the United Kingdom due to terrorism. There is risk of terrorist violence, including terrorist attacks and other activity in the United Kingdom. Visit the U.S. Department of State's country reports on terrorism to learn more. There is also risk of isolated violence by dissident groups in Northern Ireland. These groups mainly target police and military. Petty crime is common, especially in popular tourist locations. Stay aware of your surroundings. Most crimes agains …
Source: travel.state.gov (excerpt; read the full advisory at the source). Fetched 6 November 2026.
Flights & routes
Advisories describe risk to travellers on the ground. Whether airspace is open is decided by the national authority and published in NOTAMs; airlines also follow their own regulator's conflict-zone guidance.