22 Night Baltic Sea Discovery aboard the Regent Seven Seas Seven Seas Mariner
Embark on the Regent Seven Seas Seven Seas Mariner and prepare for twenty-two nights of leisurely sailing through the sea from Oslo to Helsinki!
Spending time in very uncommon stops such as Umea, Oulu, and Sundsvall makes this cruise particularly interesting. This route is a special one for the Seven Seas Mariner. In fact, it sails it only once.
The price is the total you pay for a suite, no surprises. What makes this cruise special is that for a limited time you can book a suite for the inside price!
The Regent Seven Seas Seven Seas Mariner
The Seven Seas Mariner Regent Seven Seas is the top-rated flagship of the class, based in Europe, that can house over 700 passengers.
The Seven Seas Mariner Regent Seven Seas has a jacuzzi, a casino, a gym, a spa, and a ping pong table.
Your Itinerary
This itinerary is made up of seventeen days in port and four sea days. High points include a long stop in Warnemünde plus visits to extremely rare ports like Umea, Oulu, and Sundsvall.
Alternate Sailings
No other ship sails this exact same route. In the accompanying graphic you can see a visualization of when this ship sails as well as the relative price for a suite.
Book Your Cruise
Since being listed 27 days ago, the cost of this cruise has remained right at $20,599 for a suite. This graph displays the price over time for each type of cabin. Today this cruise is at its lowest price, so secure your suite now before it increases.
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$20,599
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$936.32/day
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Last Updated: Aug 27, 2026
Last Modified: Aug 1, 2026