U.S. State Department — Travel Advisories
What the four levels actually mean, what the letter codes stand for, and where to check the current advisory for each country PacificAir covers.
The U.S. State Department publishes a travel advisory for every country, and it is the closest thing to an official, consistent risk rating that an American traveller has. It is worth reading before you book rather than after, because the advisory page also carries the entry and visa requirements the embassy will actually enforce, and those occasionally move faster than any travel site — this one included.
Two things are worth understanding before you read one. The advisory is written for U.S. citizens, not for travellers generally, and it is a risk assessment rather than a prohibition: a Level 3 does not stop you flying, and a Level 1 is not a promise that nothing will go wrong. Advisory levels are also frequently applied to part of a country rather than the whole of it, which is why a country can sit at Level 1 overall while a specific border region or province is rated far higher.
The Four Levels
Every country carries one of four levels. The level is reviewed on a schedule and can be changed at any time when events warrant it.
| Level | Name | What it means in practice |
|---|---|---|
| 1 | Exercise Normal Precautions | The baseline. Every country carries some risk; this is the lowest rating assigned and is where most of the region normally sits. |
| 2 | Exercise Increased Caution | Heightened risks are present. The advisory text names them, and often names the specific areas they apply to. |
| 3 | Reconsider Travel | Serious risks. Read the regional breakdown closely — a Level 3 is frequently driven by one region rather than the whole country. |
| 4 | Do Not Travel | The highest level. The U.S. government may have very limited ability to assist, and travel insurance is likely to be affected. |
We deliberately do not reproduce current levels on this page. Advisory levels change without notice, and a stale number on a travel site is worse than no number at all — it looks authoritative and is wrong. The country links below go to the live advisory for each destination.
Risk Indicators
Advisories above Level 1 carry one or more letter codes explaining why the level was set. They are the fastest way to tell whether an advisory is relevant to your trip: a rating driven by a natural-disaster season affects a beach holiday very differently from one driven by crime in a city you plan to spend a week in.
| Code | Meaning |
|---|---|
| C | Crime — widespread violent or organised crime |
| T | Terrorism — terrorist attacks have occurred or may occur |
| U | Civil Unrest — political, economic or religious demonstrations or violence |
| H | Health — health risks, outbreaks, or limited medical infrastructure |
| N | Natural Disaster — a natural disaster or its aftermath |
| E | Time-limited Event — an election, sporting event or short-term situation |
| K | Kidnapping or Hostage Taking |
| D | Wrongful Detention by a foreign government |
| O | Other — a risk not covered by the codes above |
How to Use It Before You Book
An advisory is most useful at the point where changing your plans is still cheap. Three things are worth checking while your itinerary is still a draft:
Read the regional detail, not just the headline level. Southeast Asia is a good example of why this matters: a country can be perfectly routine for a normal tourist route while one border province carries a much higher rating. The headline number alone will either scare you off unnecessarily or reassure you about the one area you should avoid.
Check the entry requirements on the same page. The advisory sits alongside the country information page, which states passport validity, visa requirements and entry rules as the U.S. government understands them. If that contradicts what you read here or anywhere else, it is the one to trust — and it is the version an airline check-in desk is most likely to be working from.
Check your insurance against it. Many travel insurance policies are written with reference to government advisories, and a Level 4 — occasionally a Level 3 — can void cover for the affected area. This is the practical consequence most travellers discover too late.
Register Your Trip
The Smart Traveler Enrollment Program (STEP) is a free service that registers your trip with the nearest U.S. embassy or consulate. It does two things: it sends you advisory updates for your destination while you are travelling, and it gives the embassy a way to reach you — and your family a way to reach you through the embassy — in an emergency. It is worth the five minutes for any trip longer than a short holiday, and particularly for island or remote travel where local communications may fail.
Advisories for the Countries PacificAir Covers
Each link opens the live State Department advisory for that country, which also carries the current entry and visa requirements. Where PacificAir has its own visa guide, it is linked alongside — read ours for the practical detail and theirs for the official position.
| Country | Official advisory | PacificAir guide |
|---|---|---|
| Thailand | Current advisory & entry rules | Thailand visa guide |
| Vietnam | Current advisory & entry rules | Vietnam visa guide |
| Japan | Current advisory & entry rules | Japan visa guide |
| Indonesia | Current advisory & entry rules | Indonesia visa guide |
| Philippines | Current advisory & entry rules | Philippines visa guide |
| Malaysia | Current advisory & entry rules | No PacificAir visa guide yet |
| Taiwan | Current advisory & entry rules | No PacificAir visa guide yet |
| Cambodia | Current advisory & entry rules | Cambodia visa guide |
Malaysia and Taiwan do not have a PacificAir visa guide yet, though both are covered in the destination and maps sections.
Official Sources
If a country link above has moved — the State Department has restructured its site more than once — the advisory index is the authority and lists every country.
- U.S. State Department — Travel
- All travel advisories, by country
- Smart Traveler Enrollment Program (STEP)
One last note. This page explains how the advisory system works; it does not mirror its contents. Levels, regional carve-outs and entry rules all change, sometimes at short notice, so treat the links above as the authority and this page as the map to them.