The Rosario Islands: Colombia's Crown Jewel
The Rosario Islands (Islas del Rosario) form a protected archipelago 35 km southwest of Cartagena, within the Corales del Rosario and San Bernardo National Natural Park. The park encompasses 120,000 hectares of Caribbean marine territory, including coral reefs, seagrass beds, mangrove channels, and 30 small islands — most of them uninhabited.
It is, by any measure, one of the most beautiful day-trip destinations in Latin America. The question isn't whether to go — it's how.
Option A: The Group Ferry Tour
The most common way tourists visit the Rosario Islands is via the large public ferry boats that depart from the Muelle Turístico (Tourist Pier) in Cartagena every morning. Here's the reality of that experience:
What You Actually Get
- Ferry departs at a fixed time (typically 8–9 AM) regardless of your preferences
- Boat carries 60–120 passengers packed together
- You're dropped at the same two or three "official" stops as everyone else
- Beach time is limited by the group schedule — typically 90–120 minutes
- Lunch is served buffet-style at a fixed restaurant (quality varies)
- Return at a fixed time (typically 3–4 PM)
The Price of a Group Ferry
Group ferries to the Rosario Islands typically cost $30–$60 per person, all-inclusive. For a couple, that's $60–$120 — which sounds very affordable until you compare it to the private alternative on a per-person basis for groups of 6+.
Option B: The Private Charter
A private charter to the Rosario Islands means the vessel is exclusively yours — for your group only, departing when you want, going where you want, and staying as long as you want.
What a Private Charter Actually Gives You
- Flexible departure: Leave at 7:30 AM to beat the crowds, or at 10 AM if your group is taking it slow — your call.
- Choose your stops: Beyond the standard tourist anchorages, a local captain knows hidden beaches, uninhabited islands, and reef spots that group tours never reach.
- No strangers on your boat: Your group's energy, your music, your pace.
- Custom catering: Want a ceviche and fresh fish lunch on board? Champagne at 11 AM? It's arranged in advance.
- Snorkeling on a real reef: Group tours anchor near shallow, heavily-trafficked snorkeling spots. A private captain takes you to the sections of the reef that still have abundant fish and coral.
Private Charter Pricing for the Rosario Islands
- Private lancha (up to 12 guests): From $280–$350 for a full day
- Private yacht (up to 20 guests): From $450–$600 for a full day
- Private catamaran (up to 50 guests): From $550–$800 for a full day
For a group of 6–8 people splitting the cost of a private lancha, that's $40–$55 per person — comparable to or even less than the group ferry, with an exponentially better experience.
The Verdict: Which Should You Choose?
The math is clear for groups of 6 or more: the per-person cost of a private charter is comparable to the group ferry, and the experience difference is enormous.
For solo travelers or couples on a strict budget, the group ferry is a reasonable way to see the islands. But if you're traveling with family or friends and want a day that feels special rather than touristy, the private charter is the obvious choice. You'll spend roughly the same per person and get an experience ten times better.
The one scenario where we'd hesitate to recommend a private charter: groups who don't know each other well and don't have strong preferences about itinerary. In that case, a group tour provides more social interaction with other travelers. For everyone else, go private.
Practical Tips for Your Rosario Islands Trip
- Bring reef-safe sunscreen: Regular sunscreen damages the coral. The national park rules require biodegradable sunscreen; responsible operators enforce this.
- Depart early: The islands are quietest before 10 AM. The main tourist crowds arrive between 11 AM and 2 PM. An early departure gives you the best experience and the best light for photos.
- Don't touch the coral: Even lightly brushing coral with fins or hands can kill polyps that took decades to grow. Observe without touching.
- Bring cash for the park entry fee: The national park charges an entry fee that is sometimes not included in charter rates. Confirm this in advance.