Iran travel advisory
Last updated · latest change by either source
Level 4 — Do not travel
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 4Updated 23 October 2026
Do not travel to Iran due to the risk of terrorism, unrest, kidnapping, arbitrary arrest of U.S. citizens, and wrongful detention. Read the entire Travel Advisory. Do not travel to Iran for any reason. U.S. citizens in Iran should leave immediately. There is no U.S. Embassy in Iran. Review our information on Travel to High-Risk Areas. Iranian-supported Houthis have engaged in hostilities against Saudi Arabia, including attacks on civilian airports and other critical infrastructure re …
Source: travel.state.gov (excerpt; read the full advisory at the source). Fetched 6 November 2026.
UK Foreign, Commonwealth & Development Office
FCDO advises against all travel to the whole country
Latest FCDO update: Updated information about Regional tensions (‘Warnings and insurance’ page)
Source: gov.uk foreign travel advice, updated 27 October 2026. Contains public sector information licensed under the Open Government Licence v3.0. Fetched 6 November 2026.
Flights & routes
- Middle East: Iran–Israel/US conflict
- Mumbai → London · direct line crosses Iran for ~1,148 km
- Chennai → Berlin · direct line crosses Iran for ~724 km
- Mumbai → Frankfurt · direct line crosses Iran for ~1,349 km
- Singapore → Istanbul · direct line crosses Iran for ~1,621 km
- Bangkok → Istanbul · direct line crosses Iran for ~649 km
- Kuala Lumpur → Istanbul · direct line crosses Iran for ~1,648 km
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.