11 Night from Rio de Janeiro to Buenos Aires on the Regent Seven Seas Seven Seas Mariner
Get ready for eleven nights of leisurely travel across the sea when you join the Regent Seven Seas Seven Seas Mariner from Rio de Janeiro to Buenos Aires.
This cruise is notable because you'll exclusively spend time in extremely rare ports such as São Francisco do Sul, Rio Grande, and Porto Belo. This route is an unusual one for the Seven Seas Mariner, As it sails it only once.
We include all entertainment, meals, port fees, and taxes in this price, so that you can compare cruises easily.
The Regent Seven Seas Seven Seas Mariner
Based in Europe and refurbished just one year ago in 2025, over 700 passengers can travel comfortably on the Seven Seas Mariner Regent Seven Seas, the highly-rated namesake of Regent Seven Seas's Mariner class.
The Seven Seas Mariner Regent Seven Seas is home to a casino, a jacuzzi, a ping pong table, a spa, and a gym.
- Ship class
- Mariner
- Built
- 2001
- Refurbished
- 2025
- Guests
- 708
- Crew
- 445
- Length
- 709 ft
Your Itinerary
This cruise includes eight days in port and two days at sea. Major features include visits to very uncommon cities like São Francisco do Sul, Rio Grande, and Porto Belo.
© OpenStreetMap · © ESA WorldCover
Book Your Cruise
Since being listed two months ago, The price of a suite on this cruise has varied between $10,999 and $13,199 including taxes and port fees. Today this cruise is at its lowest price, so secure your suite now before it increases.
Photos show a typical cabin in each class. Layout and decor vary by category.
Resources
Add it to your calendar
Your departure and return dates in the calendar you already use.
Apple
Google
OutlookPrintable CruiseSheet
One page with the route, the day-by-day schedule, typical weather and a notes box for each day.
Wifi and Cell Service
GigSky offers plans that cover internet on and off the ship at a fraction of the Regent Seven Seas price. For this cruise, get a 12-day plan for only $153.42. The connection works onboard and on shore.
Your plan includes 500MB per day of high speed data, plus unlimited messaging, rideshare, maps, and email.
Alternate Sailings
The Seven Seas Mariner sails this route once next year, but doesn't sail it this year. This is the only ship that sails this exact route.
No other departures of this route are on sale right now.
Show alternate dates for this cruise → Show all cruises that sail this route →
Data as of Nov 3, 2026