Travel & Security March 28, 2026

Where Americans Are Warned Not to Travel in 2026 — and Why the List Keeps Growing

The U.S. State Department currently designates 22 countries as "Do Not Travel" — its highest risk category. With the Iran war reshaping Middle East travel advisories and Hong Kong expanding police powers over tourists' devices, the global map for American travelers looks sharply different than it did a year ago.

The Four-Level System, Explained

The U.S. State Department maintains a four-tier travel advisory system for every country and territory in the world. The tiers are: Level 1 (Exercise Normal Precautions), Level 2 (Exercise Increased Caution), Level 3 (Reconsider Travel), and Level 4 (Do Not Travel).

The State Department evaluates each destination based on factors including crime rates, terrorism risk, civil unrest, access to health services, natural disaster risk, and current events. Advisories are updated continuously as conditions change — and in 2026, they have been changing fast.

The State Department's official travel advisory portal lists advisory levels for every destination and encourages Americans to enroll in its Smart Traveler Enrollment Program (STEP) to receive security alerts and allow U.S. embassies to contact them in emergencies.

The Level 4 List: 22 Countries Where Americans Are Told Not to Go

As of late March 2026, the State Department designates 22 countries and territories as Level 4 — "Do Not Travel." This designation indicates extreme safety threats, including armed conflict, terrorism, widespread violence, kidnapping, and situations where U.S. consular support is limited or suspended. According to the State Department's advisory portal, the current Level 4 list includes:

Many of these countries have held Level 4 status for years, reflecting prolonged conflicts or collapsed governance. But several Middle Eastern countries' status shifted significantly after February 28, 2026, when the United States and Israel launched coordinated strikes on Iranian military and strategic sites.

The Iran War's Impact: A Middle East Reshuffled

Before the onset of hostilities, several Gulf states held lower advisory levels. Since February 28, the State Department has issued a wave of updated advisories reflecting the ongoing conflict with Iran.

On March 13, the State Department updated its travel advisory for Saudi Arabia to Level 3, warning Americans to reconsider travel because of what it described as "the risk of Iranian drone and missile targeting of American interests, armed conflict, terrorism, exit bans, and local laws regarding social media activity." The advisory noted that commercial flights from Saudi Arabia remained operational but had been significantly disrupted. On March 8, the State Department ordered all non-emergency U.S. government employees and their family members to depart Saudi Arabia.

Oman was also updated to Level 3 on March 13. The State Department cited "the risk of armed conflict and terrorism," ordered the evacuation of non-emergency U.S. government personnel, and specifically warned Americans not to travel to the Yemen border area, where it said crossing can result in detention by Omani authorities.

According to Newsweek's reporting on the updated advisories, Qatar, Kuwait, Bahrain, the United Arab Emirates, Jordan, and other regional countries also received elevated Level 3 or Level 4 designations following the start of the conflict. Iraq moved to Level 4 amid the conflict's spillover.

Cyprus was updated to Level 3 on March 3, 2026, and Azerbaijan was updated to Level 3 on March 12, 2026 — both reflecting regional instability tied to the broader Middle East situation.

Hong Kong: A New Threat for Travelers With Devices

Outside the Middle East, a significant new travel risk emerged in Asia this week. On March 23, 2026, Hong Kong authorities amended the implementation rules of the city's National Security Law, expanding police powers to compel individuals to hand over passwords or provide access to personal electronic devices, including phones and laptops.

In a security alert issued March 26, the U.S. Consulate General in Hong Kong and Macao warned that refusing to comply with such a demand is now a criminal offense under the updated rules. The alert noted that the rules apply to everyone in Hong Kong — residents, visitors, and travelers merely transiting through Hong Kong International Airport.

The State Department's Bureau of Consular Affairs amplified the warning through its official TravelGov account, stressing that transit passengers are not exempt. The consulate advised U.S. citizens to contact American officials if they are arrested or detained.

Hong Kong currently holds a Level 2 advisory on the State Department's scale. The new device access rules represent a qualitative risk that the advisory level number alone does not capture: travelers may face criminal liability not for their actions, but for the contents of their devices.

The Level 3 Landscape: Dozens More Countries Flagged

Beyond the Level 4 list, a substantial number of countries hold Level 3 advisories, meaning the State Department advises Americans to "reconsider travel." As of March 2026, the Level 3 list includes Bangladesh, Burundi, Chad, Colombia, the Democratic Republic of the Congo, Ethiopia, Guatemala, Guinea-Bissau, Guyana, Honduras, Israel, Jerusalem, Mauritania, Nepal, New Caledonia, Nicaragua, Nigeria, Pakistan, Papua New Guinea, Tanzania, Trinidad and Tobago, Uganda, the West Bank, and the newly elevated Saudi Arabia, Oman, Cyprus, and Azerbaijan, among others.

Level 2 designations — "Exercise Increased Caution" — cover a large swath of the world, including France, Germany, the United Kingdom, China, Brazil, Mexico (with regional Level 4 exceptions), and many other major travel destinations. The State Department updated several Level 2 advisories in recent weeks, including Hong Kong's and Bahrain's.

Sub-National Warnings: The Mexico Example

The advisory system's four-tier country-level structure does not capture the full complexity of risk in some destinations. Mexico holds an overall Level 2 advisory, but the State Department designates specific Mexican states at Level 4 — including Colima, Guerrero, Michoacán, Sinaloa, Tamaulipas, and Zacatecas — due to cartel activity, kidnapping, and violent crime in those regions.

This sub-national granularity reflects an acknowledgment that a country's overall security environment may vary dramatically from region to region. Travelers are advised to consult the specific advisory page for any destination, not simply the headline tier.

What Travelers Are Expected to Do

The State Department does not legally prohibit Americans from traveling to Level 3 or even Level 4 countries, with the exception of North Korea, where travel is prohibited by law and U.S. passports are not valid for travel. The advisories are guidance, not enforcement.

However, practical consequences can be significant. American travelers to Level 4 countries may find that their travel insurance is void. U.S. government employees are typically barred from personal travel to Level 3 and 4 destinations. And in active conflict zones, the State Department's ability to provide emergency assistance to U.S. citizens is explicitly limited or described as non-existent.

The State Department's STEP program allows Americans traveling or living abroad to register their trips so embassies can contact them in emergencies, provide safety updates, and assist in evacuations if necessary. Enrollment is free and the department recommends it for any international travel, particularly to Level 2 or higher destinations.

The current advisory map, reflecting an active U.S. military conflict in the Middle East, expanded surveillance powers in Hong Kong, and the continuing crises in Sudan, Haiti, and elsewhere, represents one of the more extensively flagged global travel environments in recent years.