Crossing into Argentina with a rental camper: paperwork, border posts and what nobody tells you

Every season several customers want to cross. It's understandable: El Chaltén, El Calafate and the Perito Moreno are right there and they're spectacular. We prepare the documents and we make it happen. But we do it after a conversation, because traveling inside Chile and taking a vehicle that isn't yours out of the country are genuinely different things.

The documents you need

• A notarised vehicle exit permit from the owner, authorising specific drivers to take the camper out of the country within a date range. We prepare this, and we need your crossing dates well in advance.
• Vehicle documents: registration, technical inspection, mandatory insurance and the current policy.
• Passport for everyone and a driving licence for each authorised driver.
• Insurance valid in Argentina (the Mercosur green card), kept in the vehicle folder.
• Temporary vehicle exit declaration with Chilean customs, which is what they check on the way back.

The permit covers multiple crossings within the authorised range: if your route is Chile → Argentina → Chile, or even two exits and two entries, it can be prepared that way. We just need the dates up front.

Border crossings that work with a camper

• Cardenal Samoré (Osorno – Bariloche): the most used crossing from the Puerto Varas area. Paved, long opening hours, and the easiest if you're heading to northern Argentine Patagonia.
• Futaleufú and Palena: small, beautiful passes with shorter hours. They link the Carretera Austral with Esquel.
• Chile Chico – Los Antiguos: the natural crossing from Lago General Carrera onto Ruta 40. This is the one people use for El Chaltén and El Calafate.
• Río Don Guillermo / Cerro Castillo (near Puerto Natales): the pass in and out toward Torres del Paine from El Calafate.

Opening hours change by season and some passes close early in winter. Never plan to reach a border at the end of the day: if it's closed, you're sleeping on this side anyway.

Customs and agricultural control

Chile is strict about agricultural imports, and coming back from Argentina means an SAG inspection. What to finish or leave behind before you cross back:

• Fresh fruit and vegetables.
• Meat, cured meats and dairy not in sealed industrial packaging.
• Seeds, plants, honey and bee products.
• Unprocessed nuts.

Practical camper advice: empty the fridge before the checkpoint and declare everything you're carrying. Declaring costs nothing; not declaring does, and the fines are steep. In practice it means planning your big shop around the border rather than restocking the day before you cross.

Insurance and assistance: read this twice

This is what I'd rather say beforehand than afterwards:

• Our roadside assistance does not cover Argentina. It operates in continental Chile and Chiloé. There's also one specific exception inside Chile: Palena Province (the Futaleufú and Chaitén area) falls outside coverage, which resumes further south on the main Carretera Austral corridor.
• If the camper is immobilised in Argentina, the travelers are the ones who have to bring it back into Chile. That isn't our policy, it's customs law. A vehicle that left on a temporary permit in specific travelers' names can only re-cross with those same travelers. Neither we nor a third party can legally go and fetch it.
• Once it's back on Chilean soil, we take over and the repair process runs exactly as it would for any domestic incident.
• We don't provide a replacement vehicle for a failure that happened in Argentina.

We've never had to use any of this, and I hope it stays that way. But I'd rather you know at quote stage than at kilometre 200 of Ruta 40.

Routes worth doing, and ones I don't recommend

What works well

• A short crossing at Cardenal Samoré: Bariloche, the Seven Lakes, back into Chile within a few days. The simplest crossing and the closest to our base.
• Chile Chico → Ruta 40 → El Chaltén and El Calafate → back into Chile at Cerro Castillo toward Torres del Paine. The classic circuit, and it's spectacular — for trips of three weeks or more.

What we don't do

• Ushuaia and Tierra del Fuego. Beyond what our logistics and assistance can support. It isn't a permit issue, it's a responsibility one: too many kilometres from any workshop of ours.
• Long Argentine routes in winter, where passes can close with snow and leave you on the wrong side of the Andes.

The honest risk conversation

If you ask what I'd do with a rental camper and three weeks:

1. With fewer than 14 days, don't cross. Border time, Ruta 40 kilometres and logistics will eat the trip. Chile gives you more per day.
2. With 21 days or more and El Chaltén on the list, cross — with firm dates and all the paperwork done in advance.
3. If Torres del Paine is the priority, seriously weigh the Chilean sea route before deciding to cross.
4. Keep a short radius in Argentina: go in, do the circuit, come back. The further from the border, the further from any solution.

Practical border tips

• Arrive early. January queues are long and some posts close mid-afternoon.
• Carry every document in a physical folder, not only on your phone. Borders don't always have signal.
• Change some money before crossing and carry cash in both currencies.
• Fuel: fill up before crossing in either direction; availability and prices differ a lot either side.
• Keep every customs receipt until the trip ends. They can be asked for on the way back.
• Message us when you cross and when you return. It isn't surveillance — it's so we can help fast if something happens.

If after reading this you'd rather stay in Chile — which is what we recommend to most people — the Carretera Austral and the Puerto Varas region will fill weeks without repeating a landscape.