How Much Does a South American Family Trip Cost From Australia? Our Real Family Budget
Our Trip
5 April – 12 May, Sydney → Chile → Peru → Brazil, 2 children aged 8 and 7
Biggest Cost
International flights from Australia — typically the single largest line item
Most Underestimated
Internal flights between regions — often adds 30–50% on top of international fares
Biggest Variable
Wildlife lodges — Amazon and Pantanal can vary enormously in quality and price
This Article Gives You
A budget framework and the 8 cost buckets — not specific prices that will be outdated
What to Verify
All prices, visa fees, taxes and entry costs with current official sources before booking
The Question Behind the Question
When families ask how much a South America family trip costs from Australia, they are usually asking something else underneath:Is this financially sensible? Am I about to spend an enormous amount of money on a trip that my children won’t fully appreciate? Will we regret the expense? Are we pricing the right things, or are we about to be surprised?
Those are the questions this article actually answers. Not with a single dollar figure — that would be misleading, because costs vary too dramatically based on season, booking timing, accommodation choices, wildlife lodge selection, and family size – but with a framework for understanding where the money goes and how to build a number you can actually plan around.
Our South American trip ran from 5 April to 12 May, covering Chile, Peru and Brazil with two children aged 8 and 7. This article shares how we think about the costs and what we learned about where the budget actually went, rather than where we initially assumed it would go.
Flight prices, accommodation rates, lodge fees, visa costs, and park entry fees change frequently — often significantly. A price published in this article would be outdated within weeks for some items, months for others. The framework in this article is durable; the specific prices are not. Use this to understand the structure of the budget and the relative weight of each cost category, then research current prices when you are actually ready to book. All costs from our South American trip experience are described qualitatively, not as fixed numbers you should plan around.
The Eight Budget Buckets
A South America family trip from Australia involves costs that fall into eight distinct categories. Most families underestimate at least three of them at the planning stage – usually internal flights, wildlife lodges, and the daily-life costs that accumulate invisibly throughout the trip.
| # | Cost Bucket | Relative Weight | Most Common Surprise |
|---|---|---|---|
| 1 | International flights (Australia ↔ South America) | Largest single cost | Routing via Santiago vs direct; children’s fares |
| 2 | Internal flights (between regions) | Very significant — often underestimated | Each new region requires at least one flight; adds up fast |
| 3 | Accommodation | High — family rooms cost more | Need for family rooms or connecting rooms vs twin occupancy |
| 4 | Wildlife lodges (Amazon + Pantanal) | High — all-inclusive, quality varies enormously | All-inclusive pricing means food and activities included but headline rate is high |
| 5 | Activities, tours and entry fees | Medium — multiplies by family size | Machu Picchu tickets, guided tours; child rates not always available |
| 6 | Food and daily life | Medium — accumulates invisibly | Snacks, extra meals when children refuse restaurant food, familiar food for children |
| 7 | Travel insurance | Medium — non-negotiable | Medical evacuation coverage; altitude illness; trip disruption |
| 8 | Visas, entry fees, taxes | Lower — but easily forgotten | Brazil visa fees; airport departure taxes; tourist taxes |
Bucket 1: International Flights — The Headline Number That Misleads
For most Australian families, the international flights between Sydney (or Melbourne or Brisbane) and South America will be the single largest cost on the entire trip. This is the number families research first, and it shapes their entire perception of what the trip will cost.
The problem is that international flights are also the number most likely to mislead you about the total. When a family finds what seems like a reasonable return fare to Santiago, they have solved only one part of a much larger puzzle. The key variables that determine the actual cost:
Routing.The routing of long-haul flights to South America from Australia significantly affects the price. Santiago is generally the most accessible first entry point, but where you exit (which South American city you return from) will also affect cost. Our 2026 route involved entering via Santiago and returning from Santiago after Jericoacoara – different routes will produce different pricing.
Children’s fares.Airlines charge differently for children depending on age and whether they occupy a seat. Once children require their own full seat, the family fare is effectively multiplied. This is one of the reasons a trip that seems affordable for two adults becomes considerably more expensive for a family of four.
Timing.Booking timing significantly affects price. South America from Australia is not a heavily discounted route – there are limited seats and limited competition compared to Asian or European routes.
Before you plan any itinerary, get a realistic flight budget for the international component for your specific family size, routing, and travel dates. Use this as your anchor number. Everything else builds from it. A trip that seems budget-friendly when you are thinking in terms of adult-only pricing can look very different with two or three children added.
Bucket 2: Internal Flights — The Cost That Surprises Almost Every Family
In our experience, internal flights are the cost that most families underestimate most dramatically at the planning stage. When you look at a South America map, the distances between regions appear manageable. In practice, moving between major experience zones — from the Atacama to Cusco, from Cusco to the Amazon, from the Amazon to São Paulo, from São Paulo to the Pantanal, from the Pantanal to Jericoacoara — requires multiple flights, each of which costs money and family energy.
For our 2026 trip, we had nine major flights, of which two were the long-haul international connections and seven were internal or regional flights. Those seven internal flights added very substantially to the total cost. They also added transition time, airport costs, and family energy costs that are harder to quantify but very real.
Before finalising your itinerary, price out every internal flight you will need. Not approximately — actually search for current prices for the routes you are planning, on the dates you are planning, for the number of passengers you will have. Do this before committing to the itinerary, not after. Many families discover at this point that the itinerary they planned requires an additional budget they had not accounted for. It is far better to discover this before booking international flights.
Bucket 3: Accommodation — Family Rooms Change the Maths
Accommodation costs for families travelling with children are not simply the adult rate multiplied by the number of nights. Families typically need: a room large enough for the family group, which usually means a family room or a suite rather than a standard double room; or in some cases two connected rooms; and access to facilities that work for children — a fridge for baby supplies, proximity to facilities, adequate bathroom space.
The per-night cost of family-suitable accommodation in South America varies enormously by destination and quality level. Cities like Santiago, Cusco and São Paulo offer a wide range. Remote locations like Jericoacoara or certain Pantanal lodges have much more limited options at fixed price points.
What I would say from experience: the accommodation budget for a family of four is not the same as the accommodation budget for a couple, even at the same quality level. Build your accommodation budget around actual family room rates for the specific destinations you are planning, not around general per-night averages.
Bucket 4: Wildlife Lodges — The Most Important Budget Decision You Will Make
If your itinerary includes the Amazon or the Pantanal — and we would strongly encourage one or both for families who can manage the logistics — you will encounter wildlife lodge pricing that may be unlike anything you have budgeted for on previous trips.
Quality wildlife lodges in the Amazon and Pantanal typically operate on an all-inclusive basis. Accommodation, meals, and guided wildlife activities are bundled into the per-night rate. This means the headline rate is the total rate — there are not many hidden extras — but the headline rate itself is significant. For a family of four spending multiple nights at a quality lodge in either environment, this will be one of the largest single cost items in the entire trip.
The quality spectrum is wide. Budget options exist, but in wildlife destinations, accommodation quality is often directly correlated with wildlife access, guide quality, and the safety and comfort of activities. This is not a place to aggressively cut costs if the wildlife experience is a primary reason for the trip.
The all-inclusive nature of quality wildlife lodges means the per-day cost, while high, includes most of what you would otherwise be paying separately for meals, activities and guides. When you calculate the true cost per day for the Amazon or Pantanal experience, include what you are not paying separately because it is included. The value calculation often looks more favourable on that basis. But build the realistic number into your budget from the start, not after you have already committed to the itinerary.
Bucket 5: Activities, Tours and Entry Fees
For a family-focused South America trip, guided activities and entry fees will be a meaningful part of the total budget. Machu Picchu ticket fees have increased significantly in recent years and have a tiered structure depending on circuits and timing. Guided excursions for the Amazon and Pantanal (those outside the lodge) add to the total. Desert activities in the Atacama involve fees. Transfers for specific excursions add up.
The important dynamic for families: these costs multiply by family size. An activity that is reasonably priced for two adults becomes considerably more expensive for four. When building this budget, use per-person pricing multiplied by your full family size rather than the adult-couple rate you may see quoted in most travel guides.
Child pricing is available for many activities and entry fees but is not universal. Research child admission rates specifically for each attraction on your itinerary — do not assume adult pricing applies or that child rates are available everywhere.
Bucket 6: Food and Daily Life
Food costs on a multi-week family trip in South America accumulate more than most families anticipate. The daily costs include: meals at restaurants (which vary considerably in price by country and city — Peru tends to be lower cost, Brazil higher), snacks between meals for children, familiar food that children will eat when they are tired and unwilling to engage with local cuisine, and the random additional purchases that accumulate over a 37-day trip.
Some specific family dynamics that affect food costs: children do not always eat the same things as adults, which can mean ordering extra dishes or supplementing restaurant meals with familiar snacks; long travel days often mean eating at airports or stations where prices are higher; and the food and fluid requirements of children at altitude or in heat are higher than at home.
Bucket 7: Travel Insurance
Travel insurance for a family of four on a five-to-six week trip through Chile, Peru and Brazil is not optional and is not cheap. The coverage that matters for this type of trip includes: medical evacuation (which can be extremely expensive if needed in a remote location); altitude illness coverage for destinations like Cusco; trip disruption and cancellation coverage that accounts for the significant upfront cost of international flights and wildlife lodge bookings; and baggage protection for the volume of gear a family travels with.
Premium policies that provide genuine coverage for the scenarios most likely to occur on this trip will cost more than budget travel insurance products. Get a quote for your specific family, age profile, and trip duration before finalising the total budget. Do not treat this as a minor line item.
Bucket 8: Visas, Entry Fees and Taxes
Visa and entry costs vary by country and change over time. At the time of our 2026 trip: Chile required no visa for Australian tourists for stays up to 90 days; Peru required no visa for Australian tourists for permitted tourist stays; Brazil required Australians to obtain the appropriate visa before arrival. Visa application fees, processing services and associated costs should be built into the budget. Always verify current requirements and costs at smartraveller.gov.au before booking.
Some destinations also charge departure taxes, tourist taxes or entry fees that are not included in airline ticket prices. These are typically small individually but add up across multiple countries and border crossings over a longer trip.
How Children’s Ages Affect the Budget
The cost of a South America family trip is not uniform across family types. Children’s ages materially affect the total in several ways.
Infants and very young children (under 2).Children under 2 may travel on a parent’s lap internationally, which eliminates their seat cost for international flights. However, infant travel on a trip of this complexity requires additional gear (portable cot, specific baby supplies) that may be difficult or expensive to source in some South American destinations. Baby supplies in Brazil, Peru and Chile are available but familiar brands may not be stocked.
Toddlers and preschoolers (2–5 years).These children require their own seat on all flights, which increases the family flight budget. Activity costs for young children may be lower (many attractions offer free or reduced entry for under-5s), but the itinerary simplification needed for this age group — shorter trips, fewer regions, slower pace — may reduce the overall cost by removing some of the most expensive components.
School-aged children (6–12 years).This was our bracket. Children this age pay full-price fares on most airlines, pay adult or child rates for most activities, and eat at restaurants like adults. Budget accordingly — the family of four cost is genuinely four times the adult cost for most items.
Teenagers (13+).Full adult pricing on all flights and most activities. May need their own room or space, which affects accommodation costs. Higher data and connectivity expectations may add cost if not planned for (eSIM solutions can address this more economically than roaming charges).
Where Most Families Get the Budget Wrong
After talking with many families planning similar trips, there are patterns in where budgets underperform. These are the most common:
Pricing the trip for two adults, not four.The mental model of “we usually spend X on holidays” is based on adult couple travel. A family of four typically costs between 2.2 and 2.8 times the adult couple equivalent on most components.
Forgetting internal flights entirely.Families research the international flight cost, find a number that seems manageable, and then discover the internal flights when the itinerary is already built. This is the single most common budget surprise.
Using hotel booking site “from” prices.The “from” price for accommodation almost never represents what a family of four actually pays. Always search for family rooms specifically.
Not pricing wildlife lodges early.Wildlife lodge costs for quality properties in the Amazon and Pantanal can be significant. Discovering this after committing to the itinerary puts families in the position of either compromising on the experience or exceeding the budget.
Underestimating the daily accumulation.Small daily costs — snacks, airport meals, taxis, tips, last-minute purchases — accumulate significantly over 37 days with children. A daily contingency buffer is worth budgeting explicitly.
The most reliable approach is to build your realistic budget from the eight buckets above before finalising the itinerary — not the other way around. When families build the itinerary first and budget second, they often discover mid-planning that the trip they have designed costs significantly more than they were expecting. At that point, adjusting the itinerary is harder. Starting with a clear-eyed budget prevents this problem entirely.
How to Build Your Budget: A Step-by-Step Approach
Step 1 — Define your family size and ages.Know exactly who is travelling and their ages at the time of travel. This determines fares, child admission rates, and room configuration requirements.
Step 2 — Search international flight prices for your specific routing, dates, and family size.Get a realistic number for the international component before planning anything else.
Step 3 — Map your internal flights.List every internal flight your planned itinerary requires and price each one. Sum them. This number should inform whether the itinerary is financially sustainable before you commit.
Step 4 — Research family room rates at your key accommodation points.Not the “from” price — the actual family room rate for your dates.
Step 5 — Price wildlife lodge options.Get all-inclusive rates for quality Amazon and Pantanal lodges for your intended duration and family size. This number often surprises families and should be known early.
Step 6 — Price key activities and entry fees.Machu Picchu tickets, guided excursions, major attractions. Use family/child rates where available.
Step 7 — Build a food and daily life allowance.A realistic per-day family food budget multiplied by trip length. Allow for higher-cost days at airports, remote locations, and for children’s familiar food needs.
Step 8 — Get a travel insurance quote.For your specific family, ages, trip length, and coverage requirements.
Step 9 — Add visa and entry costs.Especially Brazil visa requirements for Australian passport holders.
Step 10 — Add a contingency buffer.Unexpected costs occur on every trip of this complexity. A buffer of 10–15% on top of your calculated total is realistic.
Frequently Asked Questions
How much does a South America family trip cost from Australia?
There is no single reliable figure because costs vary dramatically by family size, trip length, accommodation choices, wildlife lodge selection, and booking timing. The budget framework in this article gives you the eight cost buckets and shows how to build a realistic total for your specific family — which will be more useful than any generic number.
Is South America expensive for families from Australia?
It is a significant investment, primarily because of the long distance from Australia and the resulting flight costs — both international and internal. Day-to-day costs in Peru and parts of Chile can be relatively reasonable; Brazil, particularly for accommodation, can be higher. Wildlife lodge costs in the Amazon and Pantanal are the most significant variable budget item.
What is the biggest cost on a South America family trip?
For most Australian families, the international flights are the single largest line item. The most commonly underestimated cost, however, is the internal flights between regions — which for a multi-country itinerary like Chile–Peru–Brazil can involve seven or more separate flights and add very significantly to the total.
Are wildlife lodges in the Amazon and Pantanal expensive?
Quality lodges that provide genuine wildlife access are all-inclusive and operate at premium rates. For a family of four staying multiple nights, this is one of the largest single costs in the trip. However, the all-inclusive nature means accommodation, meals and guided activities are bundled — the per-day cost includes more than the rate alone suggests. Budget for this early and use it as a key filter when designing your itinerary.
Is it cheaper to go to South America or Europe from Australia?
South America is generally more expensive than Europe from Australia for international flights, because the South American route is less competitive and less frequently discounted. European markets have many carriers and high seat availability; South America from Australia has more limited options. Day-to-day costs within the destination vary — some parts of South America are very affordable, others are comparable to or more expensive than Europe.
Do children pay full price for South America flights?
Children under 2 who travel as lap infants typically pay a small percentage of the adult fare internationally (no seat allocated). Children from 2 years old who require their own seat generally pay a child fare that is often 75–90% of the adult fare depending on the carrier and route. Check fare rules specifically for each airline you are considering and for the ages your children will be at the time of travel.
How should we budget for travel insurance for South America?
Travel insurance for a family of four on a 5–6 week trip through three South American countries including wildlife destinations is a meaningful budget item. Get a quote specifically for your family size, ages, trip duration, and coverage needs — including medical evacuation, altitude illness, and trip disruption. Do not use a single-trip adult couple quote as a proxy for a family policy.
When should we build the budget — before or after planning the itinerary?
Build the budget from the eight buckets before finalising the itinerary. Families who plan the itinerary first and budget second frequently discover mid-planning that the trip costs more than expected, at which point adjusting is harder. Knowing your budget ceiling early allows you to design an itinerary that fits — which produces much less stress than discovering the budget problem after you have already become emotionally attached to a specific route.
Is Brazil more expensive than Peru or Chile for families?
Generally yes, particularly for accommodation. Peru — especially outside the most touristified areas — can be very good value for food and local services. Chile has a broad range. Brazil, especially São Paulo, tends to run at higher price points, and the cost of connecting to remote destinations like Jericoacoara or the Pantanal involves additional flights and internal transfers that add up quickly.
How much contingency should we add to the budget?
A 10–15% contingency on top of the calculated total is realistic for a trip of this complexity. Unexpected costs on a 5–6 week multi-country trip with children are not hypothetical — they happen. Flight changes, unplanned accommodation nights due to disruption, children’s illness, and the general accumulation of small unplanned costs make a contingency buffer essential rather than optional.
How to Budget a South America Family Trip: Step by Step
How to Budget a South America Family Trip: Step by Step
Step 1 — Define your family size and ages.
Know exactly who is travelling and their ages at the time of travel. This determines fares, child admission rates, and room configuration requirements.
Step 2 — Search international flight prices for your specific routing, dates, and family size.
Get a realistic number for the international component before planning anything else.
Step 3 — Map your internal flights.
List every internal flight your planned itinerary requires and price each one. Sum them. This number should inform whether the itinerary is financially sustainable before you commit.
Step 4 — Research family room rates at your key accommodation points.
Not the “from” price — the actual family room rate for your dates.
Step 5 — Price wildlife lodge options.
Get all-inclusive rates for quality Amazon and Pantanal lodges for your intended duration and family size. This number often surprises families and should be known early.
Step 6 — Price key activities and entry fees.
Machu Picchu tickets, guided excursions, major attractions. Use family/child rates where available.
Step 7 — Build a food and daily life allowance.A realistic per-day family food budget multiplied by trip length.
Allow for higher-cost days at airports, remote locations, and for children’s familiar food needs.
Step 8 — Get a travel insurance quote.
For your specific family, ages, trip length, and coverage requirements.
Step 9 — Add visa and entry costs.
Especially Brazil visa requirements for Australian passport holders.
Step 10 — Add a contingency buffer.
Unexpected costs occur on every trip of this complexity. A buffer of 10–15% on top of your calculated total is realistic.