Travelling all the way to Antarctica creates a rare opportunity to explore far more than the White Continent. From Buenos Aires and Santiago to Patagonia, Iguazú Falls, the Atacama Desert and even Rapa Nui

DAY 16 Iguazu Iguassu Falls
Iguazú Falls on the Argentinian/Brazilian border: Photo credit G Adventures

An expedition to Antarctica may be the reason you are travelling to the southern end of the world, but it doesn't necessarily have to be the whole journey.

For most international travellers, reaching Antarctica already involves a significant journey through South America. The majority of traditional expedition cruises sail from Ushuaia in Argentina, while fly-cruise itineraries and some other expeditions use Punta Arenas or Puerto Williams in Chile. That means travelling through Buenos Aires or Santiago is often already part of the journey. And this is where things get interesting.

Instead of treating those cities simply as places to change aircraft, adding just a few days can turn an Antarctica cruise into a much broader South American adventure. You could explore Buenos Aires before flying south, spend several days hiking in Patagonia, stand beside the immense waterfalls of Iguazú, taste wine beneath the Andes, explore the Atacama Desert or travel thousands of kilometres into the Pacific to Rapa Nui.

Some extensions require surprisingly little additional effort. If you are already flying through Buenos Aires, staying for three nights may simply mean changing the date of your onward flight. Others, such as hiking in Torres del Paine or visiting the Atacama, deserve to become significant journeys in their own right.
There is also no single best Antarctica extension.

The right choice depends on where your expedition begins and ends, how much additional time you have and, perhaps most importantly, what you want from the rest of the journey. After two weeks of Zodiac landings and early starts, a few days eating and drinking your way around Buenos Aires may sound considerably more appealing than putting on your hiking boots again. Equally, if you have travelled halfway around the world to reach Patagonia, this may be exactly the opportunity to tackle one of its great hiking routes before you sail south.

Several Antarctica expedition companies already recognise this. ExplorEarth Approved Partners offer pre- and post-cruise programmes ranging from city stays and wine tours to Iguazú Falls, Torres del Paine and the Atacama Desert. But you do not have to limit yourself to the extensions offered by the company operating your ship. A specialist can often build a much more individual South American journey around the expedition.

First, understand where your Antarctica expedition really starts

Before booking anything, check the arrangements supplied by your expedition operator carefully.
Seeing "Ushuaia to Ushuaia" on an itinerary does not necessarily mean you should independently book a flight into Ushuaia for the morning your ship sails.

Most Antarctica programmes incorporate hotel nights, charter flights, group transfers or mandatory meeting points elsewhere in South America. Others begin operationally in Buenos Aires or Santiago even though the ship itself is waiting much further south.

Most conventional Antarctic Peninsula expeditions sail from Ushuaia, reached by domestic air from Buenos Aires. Chilean programmes may route travellers through Santiago to Punta Arenas or Puerto Williams, while fly-cruise expeditions commonly use southern Chile as the air-hub for flights across the Drake Passage to King George Island.

This matters when planning an extension.

A three-night stay in Buenos Aires immediately before an operator-organised flight to Ushuaia can fit beautifully into the journey. An independently booked trip that leaves you hundreds of kilometres away from the operator's meeting point the evening before departure may not.

The safest approach is to establish exactly when and where responsibility for your expedition begins before constructing the rest of your itinerary around it.

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Scenic view of Ushuaia port with tour boats, colourful buildings, and shipping containers along the waterfront
Port of Ushuaia: Photo credit natalya getman

Before or after Antarctica?

No universal rule exists, but we do have some preferred combinations.

Put active Patagonia before Antarctica. Torres del Paine, El Chaltén and multi-day trekking are much more enjoyable when you haven't just completed several weeks of travel.

Put relaxation afterwards. Santiago and wine country, Mendoza or several indulgent nights in Buenos Aires make excellent ways to come back down to earth after Antarctica.

Put buffer time before the expedition. If your schedule allows, arrive in South America several days early rather than building an itinerary that depends upon every international and domestic flight operating perfectly.
Iguazú, Atacama and Rapa Nui can work at either end, but the exact order should be built around flight connections and the arrangements included by your Antarctic operator.

And remember that your expedition may effectively begin before you reach the ship. Always check mandatory hotel nights, charter flights, meeting points and transfers before booking an independent extension.

Jamie Laffterty Weddell Sea
Antarctica is a physical destination: photo credit Jamie Lafferty

Buenos Aires: Don't just change planes

For travellers sailing from Ushuaia, Buenos Aires is a natural addition to an Antarctica cruise.

Argentina's capital is the principal international gateway for many travellers heading south to Tierra del Fuego, and the contrast with Antarctica could hardly be greater. Where the days ahead may involve icebergs, penguins, expedition clothing and Zodiac landings, Buenos Aires offers grand architecture, neighbourhood restaurants, late dinners, tango and some of South America's most enjoyable city life.

It also works particularly well because you don't need a week to appreciate it.

With two or three full days, you can explore historic San Telmo, walk through elegant Recoleta, discover the cafés, restaurants and bars of Palermo and visit the colourful streets of La Boca. Food is part of the experience, whether that means a traditional parrilla, empanadas, Argentine wine or discovering how seriously the city takes its ice cream.

For a first visit, there is enough variety to make three nights feel worthwhile without turning the stopover into another complicated journey.

And if you have more time, Buenos Aires becomes the gateway to another of South America's greatest natural attractions.

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Buenos Aires
Buenos Aires: Photo credit bodypel from Pixabay

Buenos Aires + Iguazú Falls: From icebergs to rainforest

Few extensions provide a greater contrast to Antarctica than Iguazú.

After experiencing a continent dominated by ice, rock and ocean, you can find yourself walking through humid subtropical forest surrounded by butterflies, tropical birds and the thunder of one of the world's great waterfall systems.

The scale is difficult to appreciate until you see it. The Iguazú system consists of hundreds of individual cascades spread across the border between Argentina and Brazil, with walkways and viewpoints offering varied perspectives on the falls.

It is also surprisingly straightforward to combine with an Antarctic journey, as domestic flights connect Buenos Aires to the Iguazú region.

Several expedition companies already package the two together, sometimes combining a stay in Buenos Aires with two nights near the falls. That provides a useful indication of the amount of time required: if you can find four or five additional days, the combination becomes realistic without overwhelming the rest of the trip.

For wildlife enthusiasts, the rainforest adds another dimension. Coatis are conspicuous around some visitor areas, while toucans, monkeys, butterflies and a remarkable diversity of birds inhabit the surrounding Atlantic Forest.

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DAY 17 Iguazu

Santiago: More than an Antarctic gateway

Travellers heading to Antarctica through Chile frequently pass through Santiago on their way to Punta Arenas or Puerto Williams.

It is easy to regard the city as a logistical necessity. We think that undersells it.

Santiago occupies a spectacular position in Chile's Central Valley, with the Andes rising beyond the city. Its historic centre, markets, museums and increasingly interesting restaurant scene make it an easy place to spend a couple of days, while viewpoints such as Cerro San Cristóbal reveal just how extraordinary its setting can be when the mountains are clear.

But Santiago's greatest advantage is its versatility.

Stay for two or three nights, and it becomes an easy city extension. Add another couple of days, and you can explore the vineyards beyond the capital or travel to Valparaíso on the Pacific coast. With more time, Santiago is the jumping-off point for the Atacama Desert and even Rapa Nui, Easter Island. 

That makes Santiago less a single extension than a hub from which several completely different journeys can be constructed.

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Moai statues at Rano Raraku on Easter Island, scattered along a grassy hillside.
Moai statues at Rano Raraku on Easter Island, scattered along a grassy hillside: photo credit danielle fear

Santiago + Chilean Wine Country: The easy post-Antarctica option

Not every extension needs to involve another expedition.

After ten, fourteen or twenty days of landings, wildlife encounters, early starts and rapidly changing Antarctic weather, there is something appealing about an extension whose principal challenges involve deciding where to have lunch and which wine to order with it.

Several of Chile's important wine regions are accessible from Santiago. The Maipo Valley lies close to the capital, while Casablanca sits towards the Pacific coast and is particularly associated with cool-climate varieties. Travellers prepared to venture further can build a longer stay around Colchagua.

It makes an especially good post-cruise option.

Rather than finishing an expedition and immediately beginning another physically demanding itinerary, you can spend a couple of days in Santiago and then slow the pace completely among the vineyards.

It also pairs naturally with Valparaíso, allowing city, coast, and wine country to become a four- or five-day extension without requiring another major flight.

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Hbieser Chile 970444 1280
Chilean viticulture: Photo credit: Herbert Bieser/Pixabay

Valparaíso: Add the Pacific Coast to Santiago

If you are spending several days in Santiago, Valparaíso is one of the easiest ways to broaden the experience.

Chile's historic Pacific port feels very different from the capital. Steep hills rise behind the waterfront, colourful buildings cling to the slopes and historic funiculars connect neighbourhoods covered in murals and street art.
It doesn't necessarily need to become a separate holiday.

Instead, think of Valparaíso as part of a wider central Chile extension combining Santiago, the Pacific coast and wine country.

This is also reflected in operator programmes. AE Expeditions, for example, has offered Santiago and Valparaíso together as a pre- or post-voyage extension.

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Michelle Maria Valparaiso
Vibrant Valparaiso: photo credit Michelle Maria/Pixabay

The Atacama Desert: From the world's great ice desert to one of its driest

Few combinations demonstrate South America's extraordinary geographical variety like Antarctica and the Atacama.

Fly north from Santiago, and the ice, snow and Southern Ocean are replaced by high-altitude desert, salt flats, volcanoes, flamingo-filled lagoons and some of the clearest night skies on Earth.

San Pedro de Atacama is the usual base for exploring the region.

From here, days can be spent visiting salt flats, geothermal landscapes, high-altitude lagoons and extraordinary rock formations. After dark, the Atacama's dry air, altitude and limited light pollution have helped make northern Chile internationally famous for astronomy.

The contrast with Antarctica is enormous, yet there are curious similarities too. Both landscapes can feel vast, sparsely inhabited and almost otherworldly.

The Atacama requires another flight and deserves enough time to justify it, so we wouldn't recommend squeezing it into a two-day gap. Four or five days makes much more sense.

AE Expeditions is among the Antarctica operators offering a dedicated Atacama extension, demonstrating that the combination is entirely practical around the right itinerary.

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Chile's Atacama desert: photo credit Sebastian Baszczyj/Pixabay

Rapa Nui: The once-in-a-lifetime extension

If you have already travelled halfway around the world to reach Antarctica, there is a certain logic to asking: how much further could this journey go?

Rapa Nui, or Easter Island, provides one answer. It is one of the most remote and intriguing islands on Earth. Rising from the southeastern Pacific Ocean at the far edge of the Polynesian Triangle, this Chilean island is celebrated for its extraordinary Polynesian heritage and enigmatic moai statues. Much of its remarkable archaeological landscape is protected within Rapa Nui National Park, a UNESCO World Heritage Site that preserves the legacy of a culture that developed in extraordinary isolation.

Situated thousands of kilometres into the Pacific, it is not a casual side trip. Reaching it requires another flight from Santiago and enough time to make the journey worthwhile.

But for travellers with the time and budget, combining Antarctica with Rapa Nui creates an extraordinary pairing of two of the world's most isolated destinations.

The island's moai are the obvious attraction, but treating Rapa Nui simply as an archaeological checklist misses much of its appeal. The landscape, volcanic geology, Polynesian culture and sheer remoteness are integral to the experience.

It is also a genuine cruise extension option. Silversea currently lists a five-night Rapa Nui programme around selected South American and Antarctic-linked voyages.

This isn't the extension we'd recommend for everybody.

For the right traveller, however, it could turn an exceptional Antarctica holiday into one of the great journeys of a lifetime.

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Anakena Beach on Easter Island with white sand, turquoise waters, and palm trees.
Anakena Beach on Easter Island with white sand, turquoise waters, and palm trees: photo credit danielle fear

Patagonia, Chilean Fjords and Torres Del Pagne

We have a dedicated guide to these regions which can be viewed in a new brower window

Which ExplorEarth Partners Offer Antarctica Extensions?

The exact programme varies by departure, but several ExplorEarth Approved Partners offer pre- and post-cruise stays that can turn an Antarctica expedition into a much broader South American journey. Here are some of the most useful options to look for.

AE Expeditions

View partner

One of the broadest extension portfolios, with options ranging from major city stays to Patagonia and the Atacama.

  • Buenos Aires
  • Iguazú Falls
  • Santiago
  • Valparaíso
  • Patagonia EcoCamp
  • Atacama Desert
  • Ushuaia

Quark Expeditions

View partner

Particularly strong for simple, clearly defined land extensions built around the classic Antarctic gateways.

  • Buenos Aires
  • Iguazú Falls
  • Tierra del Fuego
  • Torres del Paine

National Geographic-Lindblad Expeditions

View partner

Premium, curated additions with a particularly good mix of city, nature and gastronomic experiences.

  • Buenos Aires
  • Iguazú Falls
  • Santiago
  • Wine & culinary stays
  • Torres del Paine

Silversea

View partner

Among the widest ranges of luxury land programmes, including several options well beyond the obvious Antarctic gateways.

  • Santiago
  • Buenos Aires
  • Iguazú Falls
  • Torres del Paine
  • El Calafate
  • Mendoza
  • Rapa Nui
  • Vineyard stays

G Adventures

View partner

An especially useful option for travellers wanting to make Patagonia a substantial part of the journey before joining an Antarctica expedition in Ushuaia.

  • Buenos Aires
  • Patagonia
  • Torres del Paine
  • Perito Moreno Glacier
  • Ushuaia

HX Expeditions

View partner

Particularly interesting for travellers who would rather incorporate Patagonia directly into a longer expedition itinerary than add a separate land tour.

  • Antarctica + Patagonia itineraries
  • Chilean fjords
  • Buenos Aires connections
  • Santiago connections

Hapag-Lloyd Cruises

View partner

Offers organised pre- and post-cruise programmes on selected departures, with exact Antarctica options varying by voyage.

  • Pre-cruise programmes
  • Post-cruise programmes
  • Voyage-specific availability

Antarctica Specialists

Explore all partners

Specialist partners can often combine a cruise from one operator with an independently tailored South American extension, giving travellers greater freedom than a fixed cruise-line package.

  • Tailor-made Patagonia
  • Iguazú Falls
  • Atacama
  • City stays
  • Independent hiking
  • Flight planning
ExplorEarth planning note: Extension availability changes by season, voyage and departure date. Always confirm the exact programme, flight arrangements and meeting point for your specific Antarctica sailing before booking independent travel around it.

Travelling solo can make an Arctic expedition considerably more expensive because many cabins are priced on the basis of two people sharing, especially in lead-in marketing.

A single supplement is the additional amount charged when one person occupies a cabin designed for two, and it can add 25%, 50% or sometimes considerably more to the advertised per-person fare.

Many see single supplements as punitive costs for those who travel alone, but for operators, they need to meet their costs by maximising occupancy and yield for cabins, so the challenge is to find the compromises.

The good news is that expedition operators regularly reduce or remove these supplements on selected departures. Look for no single supplement, zero solo supplement and dedicated solo traveller offers, particularly when operators are looking to fill remaining cabins. The even better news is that expedition ships increasingly have purpose-designed or re-designated single cabins, which can offer another way to avoid paying a substantial premium for travelling alone.

Always compare the final solo fare rather than the advertised per-person price. A more expensive cruise with no single supplement can ultimately cost less than a heavily discounted voyage with a large solo surcharge.

Also, sole-occupancy designated cabins will always sell out quickly, so don't wait for them to become discounted. 

One expedition cruise or one extraordinary journey?

Perhaps the biggest mistake when planning Antarctica is focusing only on the cruise.

The expedition may last ten, fourteen or twenty days, but the journey begins the moment you leave home.

For many travellers, that journey already passes through Buenos Aires or Santiago and takes them deep into Patagonia. Some will be within reach of Torres del Paine. Others could add Iguazú for only a few additional days. A traveller returning through Santiago could continue into the Atacama, wine country or even Rapa Nui.

None of this diminishes Antarctica as the centrepiece.

Quite the opposite.

The White Continent can become the anchor around which one of the greatest journeys you ever make is built.

If you are already travelling to the end of the Earth, it is worth looking at the map before you fly straight home.