South America Expedition Cruising: A Practical Guide to Quark Expeditions Departures

What This Guide Covers

This guide draws exclusively on in-our-inventory data for the South America expedition cruise market. In our inventory, all 131 departures on this route are operated by a single cruise line — Quark Expeditions — making this one of the most concentrated expedition-cruise offerings available for the region. Voyages range from 7 to 22 nights, with the most common itinerary length being 10 nights. Departures are available across January, February, March, July, August, October, November, December, with December standing out as the busiest departure month in our inventory. Travellers considering a South America expedition cruise will find that the combination of embarkation port, ship size, and voyage length are the three most consequential decisions they will make. This guide addresses each in turn, using only facts drawn from our verified inventory.

The Fleet: Three Ships, Three Guest Capacities

Quark Expeditions operates three vessels on South America itineraries in our inventory, each with a distinct guest capacity that directly affects the expedition experience: **Ultramarine** (Quark Expeditions) — capacity: 199 guests. The largest vessel in the Quark fleet represented in our inventory, Ultramarine suits travellers who value a broader range of onboard programming and amenities alongside expedition activities. **World Voyager** (Quark Expeditions) — capacity: 168 guests. A mid-size vessel offering a balance between community atmosphere and access to more remote landing sites. **Ocean Explorer** (Quark Expeditions) — capacity: 138 guests. The smallest ship in our inventory for this region, Ocean Explorer carries fewer guests per departure, which typically translates to smaller zodiac landing groups and more time ashore at each site. Travellers considering ship size should weigh the trade-off directly: a smaller guest capacity on Ocean Explorer (138) means fewer people competing for zodiac seats at any given landing, while Ultramarine's larger capacity (199) supports a wider range of onboard specialists and lecture programmes. World Voyager (168) sits between these two profiles.

Embarkation Ports and What They Signal About Your Itinerary

In our inventory, South America departures embark from four ports: Buenos Aires, Ushuaia, Punta Arenas, and Puerto Madryn. The choice of embarkation port is a reliable proxy for the geographic focus of the voyage. **Ushuaia** (Argentina) is the southernmost commercial port and the conventional gateway for voyages heading toward the Antarctic Peninsula and the Drake Passage. Travellers whose primary interest lies in sub-Antarctic and Antarctic waters should prioritise itineraries departing from Ushuaia. **Punta Arenas** (Chile) serves as an alternative southern gateway, often used for itineraries that include Chilean fjords, the Strait of Magellan, or Cape Horn approaches. It is particularly relevant for travellers who want to incorporate Patagonian landscapes alongside open-ocean expedition segments. **Buenos Aires** (Argentina) typically anchors longer voyages — consistent with the upper end of our inventory's 7-to-22-night range — that combine coastal Argentina, the Falkland Islands, and sub-Antarctic island groups. **Puerto Madryn** (Argentina) is associated with Patagonian coastal itineraries, where naturalist-guided wildlife encounters along the Valdés Peninsula are a documented feature of the region. Travellers considering embarkation port should match their port choice to their primary destination interest rather than to flight convenience alone, as the port largely determines which geographic zones the itinerary can reach within its allotted nights.

Voyage Length: Matching Nights to Coverage

In our inventory, voyage lengths span from 7 to 22 nights, and the most common itinerary length is 10 nights. This spread reflects meaningfully different geographic ambitions. A 7-night departure is the shortest available and is best suited to travellers with firm schedule constraints who want a focused, single-zone expedition — for example, a concentrated Patagonian coastal segment or an introductory sub-Antarctic crossing. At 7 nights, transit time to and from remote areas consumes a proportionally larger share of the voyage, so travellers should confirm how many full expedition days (as opposed to transit days) are included before booking. The 10-night itinerary — the most common length in our inventory — represents the format Quark Expeditions has most frequently scheduled for this region, suggesting it reflects an operationally validated balance between transit requirements and meaningful time at destination. Voyages extending toward 22 nights are the longest available in our inventory and are designed for travellers who want to combine multiple destination zones — for instance, linking Patagonian fjords, sub-Antarctic islands, and Antarctic Peninsula approaches within a single continuous voyage. These longer departures are fewer in number but offer the broadest geographic coverage. Travellers considering voyage length should ask operators to specify the number of expedition landing days versus sea-transit days for any itinerary under consideration, as this ratio varies significantly across the 7-to-22-night range.

Seasonality: When to Go and What the Calendar Signals

In our inventory, departures are available across January, February, March, July, August, October, November, and December. December is the busiest departure month, reflecting peak austral-summer demand for Antarctic and sub-Antarctic access. **November and December** departures coincide with the early-to-mid austral summer, when sea ice is retreating and wildlife activity — including penguin colony arrivals and seabird nesting — is at a documented seasonal peak in the region. According to Quark Expeditions' published expedition content, their penguinologist partners have developed research programmes specifically timed to these breeding-season windows. **January and February** represent the height of the austral summer. Longer daylight hours extend the operational window for zodiac landings each day, and wildlife colonies are typically at their most active with chick-rearing underway. **March** marks the transition toward austral autumn. Travellers considering March departures should note that some wildlife activity (particularly penguin colonies) begins to wind down, though marine mammal sightings can remain strong. **July and August** departures correspond to the austral winter in the southern hemisphere. In our inventory, these months have fewer departures and are associated with northern-hemisphere itineraries or Patagonian winter programmes rather than Antarctic Peninsula access. **October** is an early-season option, with sea ice still present in some areas, which can restrict landing access but also offers the possibility of encountering ice formations that are absent later in the season. Travellers considering timing should align their month of travel with their primary wildlife or landscape interest, and confirm with the operator which specific sites are accessible in their chosen departure window.

Pricing, Physical Requirements, and All-In Cost Considerations

In our inventory, Quark Expeditions South America departures start from $9,000. Prices and availability are subject to change; final price confirmed at booking. This starting price reflects the base cabin category for the shortest available itinerary. Travellers should account for several additional cost categories when estimating the all-in investment: - **Single supplement**: In our inventory, departures with at least one cabin available at no single supplement number zero — meaning no departure in our current inventory offers a single-supplement waiver. Solo travellers should budget for a single supplement on top of the per-person twin-share rate, or enquire directly with Quark Expeditions about cabin-share matching programmes. - **Flights and pre/post accommodation**: Embarkation ports — Buenos Aires, Ushuaia, Punta Arenas, Puerto Madryn — each require separate flight arrangements. Ushuaia and Punta Arenas in particular are served by a limited number of carriers and should be booked well in advance, especially for peak December departures. - **Expedition gear**: Cold-weather layering, waterproof outerwear, and rubber boots are standard requirements for zodiac landings. Some operators provide boots onboard; travellers should confirm what is included versus what must be sourced independently. - **Gratuities and port fees**: These are frequently excluded from headline pricing and should be confirmed at the time of booking. On physical requirements: expedition cruising in this region involves zodiac boarding and disembarkation in open-water conditions, walking on uneven terrain (including rocky beaches and glacial moraine), and extended periods of standing during wildlife observation. Travellers with limited mobility should discuss specific landing accessibility with Quark Expeditions before booking, as not all landing sites are accessible to all guests on every departure. There is no minimum fitness standard published in our inventory data, but a reasonable baseline of mobility and balance is assumed for full participation in expedition activities.

How to Use This Inventory to Make a Decision

With 131 departures across a single operator in our inventory, the South America Quark Expeditions programme offers meaningful scheduling flexibility — but the volume of options can make comparison difficult without a clear decision framework. **Step one — fix your voyage length.** Decide whether 7 nights, 10 nights (the most common length in our inventory), or a longer voyage up to 22 nights fits your schedule and geographic ambitions. This single filter eliminates the majority of irrelevant departures. **Step two — choose your embarkation port.** Buenos Aires, Ushuaia, Punta Arenas, and Puerto Madryn each anchor different geographic itinerary types. Match the port to your primary destination interest. **Step three — select your ship.** Ocean Explorer (138 guests), World Voyager (168 guests), and Ultramarine (199 guests) offer different landing-group dynamics. Travellers who prioritise maximising time ashore at remote sites should consider the smaller-capacity vessels. **Step four — confirm your travel month.** December is the busiest month in our inventory and offers peak austral-summer conditions; January and February extend those conditions; October and November offer early-season access; March marks the transition out of peak season; July and August are the least represented months for southern-hemisphere expedition itineraries. **Step five — verify single-supplement status.** Given that zero departures in our current inventory offer a no-single-supplement cabin, solo travellers should address this cost directly at the enquiry stage. Starting prices from $9,000 apply to the base category; travellers should request a full cost breakdown inclusive of supplements, port fees, and gear provisions before comparing across departure dates. Prices and availability are subject to change; final price confirmed at booking.

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Inventory data on this page last updated 2026-10-23.

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