Iguazu Falls Tours

Two Days at Iguazu Falls: Hour by Hour, Both Parks, One Border Crossing

A circuit walkway threading between the falls on the Argentine side

The short answer

Day one: the Brazilian park in the morning, the Macuco Safari or the bird park in the afternoon. Day two: the Argentine gate at opening, the Lower Circuit while it is cool, the boat at midday, the Upper Circuit to finish. Cross the border once, between the two days, not during either.

Why two days, and why this order?

Two days is the shortest visit that does not involve choosing. It gives each national park a morning of its own, it crosses the international border exactly once, and it leaves room for the thing every visitor here underestimates: the river deciding what is open.

The order is not arbitrary. Brazil first gives you the shape of the place — the whole Argentine rim in one view — so that when you walk into it the next day you know what you are inside. It also puts the shorter day first, which matters if you have arrived tired.

What does this itinerary cost?

ItemDay one, BrazilDay two, Argentina
Park admission, international adultR$ 134,00AR$ 60,000
Included in thatTrails and panoramic busesTren Ecológico
Optional boatMacuco Safari, separate ticketGran Aventura, separate ticket
Opening09:00 weekdays, 08:30 weekends08:00 every day
Last entry16:00 closeCircuits 16:45
Walking1.5 km~3.5 km plus 180 steps
Eco-tourism taxVia your Puerto Iguazú accommodation

Every figure there comes from the two park authorities and is set out in full, with the resident and student categories, on plan your visit.

Day one, morning: the Trilha das Cataratas

Be at the Brazilian Visitor Centre for opening. Take the panoramic bus to the trailhead and walk the 1.5 kilometres down, stopping at every viewpoint, because each one shows you a different section of the Argentine rim.

The last stretch drops to river level and finishes on a walkway built out into the water below the Garganta do Diabo. You will be wet within a minute of stepping onto it. Allow two to three hours for the whole thing including the stops.

Day one, afternoon: what to do with the rest of it

Three options, and they do not compete. The Macuco Safari runs from a point on the trail and puts you under the falls on the Brazilian side. The Parque das Aves bird park sits opposite the park entrance and takes about two hours. Or take the Caminho das Bananeiras, 2.6 kilometres return to a deck on the riverbank, which is inside the ticket you already bought and which almost nobody walks.

If you are going to fly, this is the afternoon for it: the helicopters lift off from the road in, and Argentina does not permit overflights of its own park.

Day one, evening: cross the border

If you are changing towns, do it now rather than tomorrow morning. Crossing in the evening costs you an hour you were not going to use anyway, and it means day two starts at the Argentine gate rather than at an immigration post.

If you are staying put, nothing changes except that you cross at dawn instead, and you should budget an extra hour for it. The mechanics are on how to get to Iguazu Falls.

Day two, first hour: the gate and the train

The Argentine Área Cataratas opens at 08:00 and the circuits at 08:20. The first train of the day, at 08:20 from Estación Central, is the only one without a queue behind it. Have your park ticket already bought online.

Trains then run every 30 minutes, or every 15 in high season, with the last departure out at 15:30 and the last return at 17:30. Those two times are the boundaries of your day whatever else you plan.

Day two, morning: the Lower Circuit

Do the steep one while it is cool and while you are fresh. The Lower Circuit drops through forest to the foot of the falls over about 1,700 metres and 180 steps, finishing at the jetty where the boats leave. The view up at Salto San Martín is the reason to be here.

Reviewers are unanimous that coming back up is harder than going down. Plan the circuit so the climb is not also the last thing you do at the end of the day.

Day two, midday: the Gran Aventura boat

If you have booked it, this is where it goes. A jungle truck takes you down a red laterite track to the river, and the boat drives in under the falls until everybody aboard is soaked. A waterproof bag is handed out for phone and camera.

Put it in the middle of the day for one practical reason: you dry out during the afternoon. The age limits and the medical exclusions are real and are set out in the boat rides compared.

Day two, afternoon: the Upper Circuit

Level walkway for about 1,750 metres along the tops of the falls, looking down the drop rather than up at it. It is the easiest walking in the park and the right thing to do on tired legs, with the afternoon sun behind the water.

Last admission to the circuits is 16:45, and the last train back from Garganta station is 17:30. Leave yourself margin on both.

What about the Devil's Throat?

It is not part of this itinerary, and that is not an oversight. The Argentine walkway out to the chasm has been dismantled since 3 August 2026 and no reopening date has been announced.

Day one already covers the substitute: the end of the Brazilian trail looks straight across the same chasm from about the same height. If the walkway is back by the time you travel, add ninety minutes to day two and take the train to Garganta station first, before the Lower Circuit.

Check both parks the morning you go. The river closes walkways at short notice — the Brazilian passarela shut at 13:00 on 11 September 2026 with the flow above 8.4 million litres a second. Both parks publish notices, and the weather page explains what each flow level closes.

If you only have three days, what does the third one add?

A boat without displacing a circuit, the quiet trails — Poço Preto and Bananeiras in Brazil, the Sendero Macuco in Argentina — and a second chance at the weather. It also buys the things outside both parks: the Three Borders marker in Puerto Iguazú, a helicopter flight, and a morning with no timetable at all.

Those are set out on highlights and activities. For most visitors the third day is the one that turns a sight into a place.

What does this plan leave out?

Two things, deliberately. The Sendero Macuco — seven kilometres return to the Arrechea fall — needs its own morning and does not fit beside a boat. And the Caminho do Poço Preto, nine kilometres into the Brazilian forest, closes to walkers at midday, which puts it squarely against the Trilha das Cataratas.

Both are inside tickets you have already bought, and both are on the list if you find yourself with a third day. The Gran Aventura boat and the Trilha das Cataratas are the two fixed points of this itinerary; everything else can move around them.

What to pack for two days

  • Closed shoes with grip, for both days
  • A complete change of clothes for the boat day, and a dry bag
  • Sun protection and low-impact repellent, which the Argentine park asks for
  • Your passport, for the crossing
  • Cash in reais and pesos, for admissions and the eco-tax
  • A light waterproof — the spray reaches the walkways on both sides

Everything else, including the locker rates, is on plan your visit. The guided days that fit either half are compared at Iguazu Falls Tours.

Questions this guide gets asked

Can I do this in the other order?
You can, and it works less well. Brazil closes at 16:00 and Argentina at 18:00, so an Argentine first day leaves a Brazilian second day with less usable time. Starting in Brazil also means you see the shape of the place before you walk into it.
Do I need to change hotels between the two days?
No. Plenty of people base themselves on one side and cross for the other day. Changing towns saves an hour of queueing on day two and costs you a packing session; it is a genuine toss-up.
How much walking is in this itinerary?
About 1.5 km on day one and 3.5 km plus 180 steps on day two. Both parks run transport between the sections, so the distances between circuits are not walked. Spread over two days it is a comfortable amount for most people.
Is two days enough in a high-water year?
It is more than enough to see the falls and it is the right amount of insurance. When the flow is extreme, walkways close at short notice, and a second day is a second chance.
Which day should the boat go on?
Day two, in the middle. It sits naturally after the Lower Circuit, which ends at the jetty, and it leaves the afternoon to dry out on level walkways.
Can I fit the Devil's Throat in if it reopens?
Yes — take the train to Garganta station first thing on day two, before the Lower Circuit, and add about ninety minutes. Everything else in the plan still fits.

Sources

Prices and opening times change. Verify both parks before you travel.

Tours that fit either day of this plan