Before a big trip, many people check a travel advisory. But the levels can be confusing. So what do the U.S. travel advisory levels mean?

Here is the short answer. There are four levels, from normal caution to do not travel.
Each level tells you how risky a country is. The higher the number, the greater the danger.
This guide breaks down all four levels. Knowledge is power when you plan a trip.

What do the US travel advisory levels mean?
The State Department rates every country from 1 to 4. The scale is simple once you know it.
Level 1 means normal caution. Level 4 means do not travel at all.
The State Department sets each level based on crime, unrest, health, and other risks.
Levels change as events change. A country can move up or down the scale at any time.
Did you know?
A country’s advisory can differ by region. One area may be Level 2 while another is Level 4, so it pays to read the full advisory, not just the top number.

The four advisory levels
Here is what each level means in plain words. Match your comfort to the number.
See the ladder? Each step up means more risk. Level 1 is easy, Level 4 is a hard stop.
Most popular tourist countries sit at Level 1 or 2. Only a small group ever reaches Level 3 or 4.

How to use the advisory
Check the level for any country before you book. It is free and takes a minute.
Read the full travel warning, since the details explain the real risks behind the number.
Use it with our list of safest countries, and avoid the Do Not Travel places.
The levels make trip safety simple to judge. Pair the check with solid travel insurance for full peace of mind.

Frequently asked questions

What do the US travel advisory levels mean?
They rate a country’s risk from Level 1, normal precautions, to Level 4, do not travel.

What is Level 1?
The safest tier. It means use the same normal care you would at home.

What is Level 4?
The highest risk. It means do not travel to that country until it is safe again.

Who sets the levels?
The US State Department, based on crime, unrest, health, and other risks in each country.
Do levels change?
Yes, often. A country can move up or down the scale as events change on the ground.
Can one country have two levels?
Yes. Some regions are riskier than others, so read the full advisory, not just the number.
So what do the U.S. travel advisory levels mean? Four steps of risk, from normal caution to do not travel.
Check the level before you book and read the details. It is a fast, free way to travel smart.