South America's defining documentation question is one most travelers have never heard of: more than half its countries set out particular requirements for children, and a parent traveling alone with a child can be stopped at departure rather than at arrival. After that, the region's variables are altitude, distance and a road network that its own governments describe candidly.
The short version
- 8 of 13 countries set out particular requirements for minors, the highest share of any region.
- 8 of 13 describe roads as poor or poorly maintained; 4 address travel after dark.
- Altitude is a genuine health input, not a detail, across the Andes.
- 3 of 13 mention yellow fever at entry, usually depending on where you have been.
- Distances are continental. Internal flights are usually the right answer.
What This Page Covers
The regional pattern across the 13 South American countries in this corpus, and where to go for the country that governs your trip. LABUSA Travel publishes country pages for eight of them; deeper content clusters for this region are not yet written, and this page does not pretend otherwise.
Every figure counts destinations whose government information mentions a subject, not requirements that apply to you.
Entry and Documents
Traveling with a child is the regional signature. Eight of 13 countries set out particular requirements for minors, and this is not a formality: several require notarized authorization from a non-accompanying parent, and some apply the rule to children who hold local nationality as well as a U.S. passport, including children born abroad to a national parent. The consequence falls at departure, which is the worst moment to discover it. Start the paperwork months ahead and have it translated where required.
Three of 13 mention six-month passport validity, two mention an eVisa and one mentions an onward or return ticket. No country in the region mentions a visa on arrival, blank pages, proof of funds or a currency declaration in its entry section. Reciprocity fees have come and gone in this region over the years; check the current position rather than a remembered one.
See what documents you need and understanding tourist visas.
Money and Payments
Card acceptance is good in cities and thin outside them, and several countries in the region have a history of rapid currency movement that makes any rate quoted in a guide unreliable. Use a live converter rather than a remembered figure, take small notes for markets and taxis, and expect ATM withdrawal limits to be low relative to what you may need.
See exchanging currency and understanding foreign exchange rates.
Getting Around
Eight of 13 countries describe roads as poor or poorly maintained and four address travel after dark. One mentions an international driving permit and three mention ride-hailing. For most visitors the honest answer is to fly between regions and use ground transport locally: the continent is large enough that a drive which looks reasonable on a map is two days.
Long-distance buses are excellent in several countries and are a genuine alternative to flying on some routes, with overnight services that are more comfortable than U.S. travelers expect. See long-distance buses and coaches and domestic flights within another country.
Health and Safety
Altitude is the regional health question. Cusco, La Paz, Quito and much of the Andean itinerary sit high enough that arrival day should be planned as a rest day rather than a sightseeing day, and anyone with a heart or lung condition should speak to their own physician before booking. Ascending gradually where the itinerary allows it is worth more than any remedy.
Three of 13 mention yellow fever at entry, generally depending on where you have traveled from, and some Amazon itineraries carry their own vaccination recommendations. Five address firearms in their local laws and two address prescription medication.
See vaccinations for international travel and do you need travel insurance.
Connectivity and Power
Voltage and plug types vary across the region and sometimes within a single country, which is unusual and catches travelers who bought one adapter for the trip. Read the input rating printed on your own charger, which for most modern electronics covers everything. Coverage is good in cities and unreliable in the Andes, the Amazon and Patagonia, so download offline maps before you leave one. See power adapters and voltage and offline maps.
Etiquette and Language
Spanish across most of the region and Portuguese in Brazil, and the difference matters more than visitors assume: they are not interchangeable and being addressed in the wrong one is noticed. Greetings are warmer and more physical than in North America, meals run later, and punctuality expectations for social occasions are looser than for business ones.
Indigenous communities across the Andes and the Amazon have their own languages and their own expectations about photography and access, and permission is asked rather than assumed. Eight of 13 countries address travelers with disabilities in their local laws. See photography etiquette and engaging respectfully with local people.
Frequently Asked Questions
Why is traveling with a child complicated here?
Eight of 13 countries set out particular requirements for minors, the highest share of any region. Several require notarized authorization from a non-accompanying parent, and some apply the rule to children holding local nationality as well as a U.S. passport. The consequence falls at departure.
How should we handle altitude?
Plan arrival day as a rest day rather than a sightseeing day, ascend gradually where the itinerary allows, and speak to your own physician first if you have a heart or lung condition.
Should we fly or drive between regions?
Fly. The continent is large enough that a drive which looks reasonable on a map is two days, and 8 of 13 countries describe roads as poor or poorly maintained. Long-distance buses are a genuine alternative on some routes.
Do I need a yellow fever certificate?
Three of 13 countries mention it at entry, usually depending on where you have traveled from, and some Amazon itineraries carry their own recommendations. Check your own destination and route.
Destination Guides for This Region
- Country pages for Peru, Brazil, Argentina, Chile, Colombia, Ecuador, Bolivia and Paraguay.
- All South American destinations
Related Travel Tips
- Destination-specific travel tips, the section this page belongs to.
- What documents you need for international travel
- Language basics for international travel
- Vaccinations for international travel
Altitude, distance and the paperwork for anyone under 18: three things worth getting right before you book.
Verify Before You Travel
- State Department country information for every country on the itinerary, especially its entry rules for minors.
- CDC Travelers' Health for yellow fever, altitude and destination health guidance.
- U.K. FCDO foreign travel advice.