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A Patagonia expedition charter is the most expensive week per nautical mile in the global charter market. As of May 2026, a 50-60m expedition yacht runs Patagonia at $250K to $400K per week before APA, against $145K to $200K for the same yacht in the post-Easter Caribbean. A 100m+ ice-strengthened explorer runs $850K to $1.2M. APA is 35 to 45%, against the Caribbean's 30 to 35%, because fuel needs to be brought to remote anchorages and provisioning at international standards has to be flown into Punta Arenas or Ushuaia by helicopter or chartered aircraft. The total delivered cost for a 7-day Patagonia charter on a 60m yacht is closer to $475K than to the $250K headline rate. The fleet that can actually do this work is small: roughly 12 vessels in the 40m-plus segment with the ice-class hull, range, and crew experience to operate at 55 degrees south.
This is what an expedition charter actually is, what is in the price, and what we would push back on before signing.
The route and what it covers
Most Patagonia charters operate one of three routes. The Beagle Channel route runs from Ushuaia (Argentina) or Puerto Williams (Chile) west and southwest into the Murray Channel, Wulaia Bay, Cape Horn, and back. Typical duration is 7 to 10 days. The route includes Cape Horn itself (a Chilean naval base accepts visitors when conditions permit), the Wollaston Islands, and several Chilean fjord systems.
The Chilean fjords route runs from Puerto Williams north and west through the Magellan Strait into the fjord systems of southern Chile: Seno Pia, Seno Garibaldi, Cordillera Darwin, and the Beagle's northern arm. The glaciers here, Garibaldi and Pia in particular, are the headline visual product. Duration is typically 10 to 14 days.
The northern Patagonia route starts in Puerto Montt and runs south through the Chiloé archipelago, the Aysén region, and the northern fjords. This route includes the San Rafael glacier and the Marble Caves. It is structurally easier weather-wise and includes more shore product (small towns, Chilean wine, salmon farming country). Duration is 10 to 14 days.
A full Patagonia charter that includes both fjord systems and Cape Horn is typically 14 to 21 days. The shorter routes are 7 to 10 days, and most clients underestimate how much sailing time is involved. The fjords are long. The transit from one major anchorage to the next is often 6 to 9 hours of sailing. A charter sold as "the highlights" with seven days is going to be a charter where the highlights are seen from the bridge.
The weather window
Austral summer (December 21 to March 21) is the operating season. Within that window, mid-January through mid-February is the strongest sub-window. December has high winds and longer daylight. March has shorter daylight and increasing storm activity. February has the most reliable combination of long days, manageable wind, and ice-free anchorages.
The weather is the operational constraint. The Drake Passage and the southern Chilean coast are some of the windiest seas in the world. Williwaw winds, the katabatic gusts that come down from the glaciers, can hit 60 to 80 knots in conditions that look benign from a distance. A 60m expedition yacht handles this. A 50m motor yacht built for the Mediterranean does not, and this is why the charter fleet that operates here is small.
Schedule flexibility is required. A 10-day route that has to round Cape Horn will spend two of those days waiting for a weather window. Build the wait days into the charter. Brokers selling a Patagonia week as a fixed 7-day itinerary are either underbriefed or careless.
Rates and what they cover
As of May 2026, the rate band by yacht size:
A 40-50m expedition yacht is $180K to $260K per week. The inventory at this size includes a few converted commercial vessels and some purpose-built smaller explorers. Most lack the at-rest stabilisation that makes shore landings comfortable.
A 50-60m expedition yacht is $250K to $400K. This is the size class for Patagonia: large enough for ice-class hull and full at-rest stabilisers, small enough to anchor in the smaller fjord heads.
A 60-80m expedition yacht is $400K to $750K. Bigger tender programmes, better stabilisation, longer range. The trade-off is that some of the tightest fjord anchorages are out of reach.
An 80m+ expedition yacht is $750K to $1.2M. Yachts in this class include Yersin, SuRi, Ulysses, and a small number of others. Helicopter-capable. Multiple tender garages. Full medical fit-out.
APA at 35 to 45% means a $300K weekly charter has roughly $115K of operational cost on top. Of that, fuel is 25 to 35% (Patagonia diesel is $1.80 to $2.40 per litre and consumption is high), provisioning is 20 to 30% (flown to Punta Arenas), shore activities and helicopter time is 15 to 25%, and dockage, agent fees, and incidentals make up the rest. Crew gratuity is 10 to 15% of base, the international standard.
The all-in delivered cost for a 7-day Patagonia charter on a 60m yacht with a moderate shore programme is $475K to $580K. For 14 days, it is $850K to $1.05M.
What the charter actually does day-to-day
Day one is embarkation in Ushuaia (Argentina), Puerto Williams (Chile), or Punta Arenas (Chile). Argentina-to-Chile crossings require a port clearance. Most operators handle this via local agent.
Day two typically runs the Beagle Channel eastward (if doing Cape Horn) or westward (if doing the fjords). Wildlife viewing through the morning, anchorage by mid-afternoon. Shore landing in the afternoon.
Day three is the first weather decision point. If Cape Horn is on the itinerary, this is the day the captain commits. If the fjords are the route, this is the first fjord anchorage day. Shore landings include glacier-front zodiac runs, hiking with the on-board guide, and (on the bigger yachts) helicopter sightseeing.
Days four through six are the heart of the charter. Anchorages include Caleta Olla, Seno Pia, and Bahia Yendegaia. Glaciers visible from anchor. Wildlife (king cormorants, magellanic penguins, sea lions, occasionally killer whales) is part of the daily routine.
Day seven returns to Ushuaia or Puerto Williams. Disembarkation morning. Charter ends.
The above is a 7-day version. A 10 or 14-day charter has more anchorages and more weather margin. We strongly recommend the longer charters. The transit time on a 7-day Patagonia charter consumes 50 to 60% of the calendar.
The friction about the standard pitch
The default pitch sells Patagonia as a "wilderness charter" with glacier views and zodiac excursions. That is correct as far as it goes. What it leaves out: this is the most physically demanding charter format in the international market. Shore landings involve cold-weather gear, sometimes 2 to 4 hours of moderate hiking, zodiac runs in 0-degree water with spray, and exposure that the typical Mediterranean charter client is not prepared for.
The other change: most operators undersell the wait days. A Cape Horn rounding requires a weather window of 24 to 36 hours. A glacier-front anchorage may be inaccessible for one day in four due to wind or ice. The charter contract should include language about weather-driven itinerary changes that does not penalise the client. Push for it.
The third change: brokers sometimes pitch Patagonia as suitable for "any family with kids over 10." The lower bound is more like 12, and even then with a kid who is genuinely comfortable in cold-weather, hiking, and zodiac conditions. A reluctant teenager will not enjoy this charter. Spend the money on the Caribbean instead.
What we passed on
We pass on Patagonia charters under 40m. The hull, range, stabilisation, and crew experience required to operate safely in the Beagle Channel rule out most of the sub-40m fleet. A handful of purpose-built smaller expedition yachts (40-45m) operate here at international charter standards, but the comfort margin is thin and the at-rest stabilisation often does not include zero-speed stabilisers.
We pass on Patagonia charters using Mediterranean-spec motor yachts. Every charter season, two or three brokers offer this. The yachts make the transit but lack the bridge equipment, hull, and tender programme for safe operation. Do not.
We pass on the South Georgia and Antarctica add-ons unless the yacht is a true ice-class polar yacht (Latitude, Legend, the very small fleet of category-A polar yachts). The casual pitch for "extend the charter to Antarctica" is sometimes possible and sometimes oversold. The IAATO permit requirements, the ice-class classification rules, and the operational risk make this a different conversation. Ask for the IAATO documentation in writing.
Which yachts work this route
The Patagonia fleet as of May 2026 is small. The list includes:
The Damen-built Game Changer, Wayfinder, and other yacht-support vessels operate here when configured for charter. Most are private support, not charter.
The Abeking Cloudbreak runs occasional Patagonia weeks. The 73m explorer hull, the at-rest stabilisers, and the helideck make her one of the strongest options at this size.
Yersin (77m Piriou expedition) is a polar-classed vessel that operates Patagonia, Antarctica, and Arctic charters with the same hull. Among the most experienced expedition charter yachts in the world.
Legend (77m) and Latitude (66m) are ice-class converted commercial vessels that work the polar regions and Patagonia.
Ulysses (116m Kleven) is the largest commercial expedition charter yacht and operates Patagonia among other expedition grounds.
Several smaller (40-55m) purpose-built expedition yachts run this route under semi-private arrangements. Inventory varies year to year.
The charter calendar is small. Roughly 30 to 40 Patagonia weeks total are run by the international charter fleet per austral summer. Inventory is tight. Booking 12 to 18 months ahead is standard.
Booking timing
Patagonia bookings for the December-March window typically close 6 to 12 months ahead. The longer charters (14 to 21 days) book first. The 7-day windows close last. Late availability (3 to 6 months out) sometimes appears when a longer charter splits, but the rate is rarely soft.
Brokers who quote Patagonia for the same season inside 90 days are either offering the leftover inventory (real, but limited) or quoting on a yacht that has not yet committed to a Patagonia season (less reliable, sometimes the yacht cancels).
The best booking window is January for the following December-through-March season. By March of the prior year, the strongest yachts are committed.
Pre and post-charter
Patagonia charters are not pre-or-post combined with shore stays the way Caribbean charters are. Ushuaia is a southern Argentine port town, not a charter-stay destination. Punta Arenas is a transit hub. Puerto Williams is a Chilean naval base with a small town attached.
For shore extensions, El Calafate (the Argentine gateway to Perito Moreno glacier) and Torres del Paine National Park (Chilean Patagonia) are the two main options. Both require a separate trip out of the yacht. The HotelsForKings Patagonia inventory covers the lodges we would book (Tierra Patagonia, Awasi, Explora). Most clients add a 3 to 5-day Torres del Paine extension before or after the yacht week.
FAQ
When is the season? December 21 through March 21. The strongest weather window is mid-January through mid-February.
How much does it cost? $250K to $400K per week for a 50-60m expedition yacht. $850K to $1.2M for a 100m+. APA is 35 to 45%.
Where does it start? Ushuaia (Argentina), Puerto Williams (Chile), or Puerto Montt (northern Chile). Disembarkation varies by route.
Can you round Cape Horn? Yes, when the weather window allows. Plan 24 to 36 hours of flexibility. Roughly 70% of attempts in the Jan-Feb window succeed on the planned day, with most others succeeding within 48 hours.
How fit do guests need to be? Above the Mediterranean charter average. Cold-weather gear, zodiac transfers, 2 to 4 hour shore hikes, exposure tolerance. Not appropriate for guests under 12 or guests with significant mobility limitations.