For much of this summer, the river cruise story in Europe has been about centimeters: How low is the Rhine at Kaub? Can ships get through the Danube? Will passengers have to change ships or spend part of their cruise on a bus?
The disruption has not been uniform across Europe. The most consequential problems for river cruising this summer have been on portions of the Rhine and Danube, the two great arteries of the European river cruise industry. Other waterways, including the Elbe, have experienced low-water problems as well, while conditions on rivers such as the Seine, Rhône, Saône and Douro have been quite different.
Now we are beginning to see the drought measured in something else: dollars.
A new analysis from Barron’s estimates that the extraordinary low-water conditions affecting European rivers could cost Viking between $30 million and $50 million in lost revenue, while the company may have issued approximately $150 million in future-cruise vouchers to passengers whose vacations were disrupted.
Those numbers give us our clearest indication yet of just how expensive the summer of 2026 has been for European river cruising. And there is another important implication for travelers: Some of the financial effects of this summer may carry into 2027 and 2028.
More Than Half Of Viking’s River Cruise Days Were Affected
When Viking reported its second-quarter results in August, management disclosed an extraordinary statistic. From mid-July through mid-August, more than 50 percent of Viking’s European river cruise days were affected by low water, primarily along the Rhine and Danube.
That does not mean half of Viking’s cruises were canceled. Far from it. Viking has one important advantage during periods of low water: scale. With a large fleet of nearly identical Longships positioned along Europe’s major rivers, the company can sometimes operate two ships on opposite sides of an unnavigable section of river. Passengers leave one ship, travel overland and board another vessel farther downstream. It isn’t the cruise they purchased, but it can prevent the entire vacation from being canceled.
Even with those measures, Viking said approximately 10 to 12 percent of guests on affected itineraries canceled. For passengers who continued with substantially altered cruises, Viking began issuing future-cruise vouchers. That is where the 2026 drought becomes a 2027 story.
Related Reading
When Low Water Disrupts A River Cruise: Which Cruise Lines Protect Passengers Best — And Can Travel Insurance Help?
Low water does not affect every cruise line — or every passenger — in the same way. We compared how the major river cruise companies respond when itineraries are disrupted, what compensation travelers can expect, and where travel insurance may or may not help.
An Estimated $150 Million In Future Cruise Credits
According to Barron’s, analysts estimate Viking may have approximately $150 million in future-cruise vouchers associated with this summer’s disruption. Those vouchers don’t simply disappear from Viking’s financial picture when European rivers return to normal.
When travelers redeem them, they effectively become discounts against future cruises. Barron’s, citing analysis from UBS, reports that many of those credits are expected to be redeemed during 2027 and 2028, reducing the net revenue Viking receives from those passengers.
The effect, however, appears manageable. According to the UBS estimates reported by Barron’s, voucher redemptions are expected to reduce Viking’s overall net yields by less than 1 percent in each of 2027 and 2028.
There are several reasons. The credits will be spread across two years. Viking’s fleet is also growing substantially, which should help dilute the effect of the vouchers across a larger amount of capacity. Perhaps most importantly, travelers have not stopped booking.
River Cruisers Haven’t Been Scared Away
This may be the most significant number of all. As of August 9, Viking had already sold 53 percent of its total 2027 capacity, with $4.7 billion in advance bookings across its river, ocean, expedition and Mississippi products. Viking management also said that 2027 net yields were running approximately 10 percent higher than they were at the comparable point a year earlier.
In other words, one of the worst low-water summers in recent memory has not, at least so far, caused travelers to abandon river cruising. That’s consistent with what we’re seeing at River Cruise Advisor. The number of readers asking us for personalized river cruise recommendations remains robust, suggesting that travelers are still eager to cruise Europe’s rivers despite the disruptions we’ve seen this summer.
People are still interested in European river cruises. What has changed is the nature of the questions we’re receiving. Travelers increasingly want to know not simply which cruise should I take? but when should I take it? That’s an important distinction.
Will Travelers Ultimately Pay For The Drought?
This is where things get interesting. River cruise lines entered 2026 already facing higher labor, food, fuel and operating costs. At the same time, demand for river cruising has remained strong, and cruise lines continue to introduce new ships and itineraries. Now add the financial consequences of the drought.
Viking alone could be absorbing tens of millions of dollars in lost revenue this year while carrying future-cruise credits into the next two seasons. That doesn’t mean cruise lines will simply add a “drought surcharge” to 2027 fares. Pricing doesn’t work that way.
But cruise companies manage their businesses through yields—the amount of revenue they generate from the capacity they have available. And when one part of that equation comes under pressure, stronger pricing elsewhere can help compensate. Viking, notably, is still targeting mid-single-digit yield growth for 2027 despite the vouchers. For travelers, that reinforces something we’ve already been seeing in the marketplace: Don’t assume 2027 river cruises will become cheaper simply because 2026 was a difficult year.
The evidence so far points in the opposite direction.
The Other Change: When We Cruise
There may be a more consequential response to the summer of 2026 than higher prices. Travelers concerned about low water may begin reconsidering when and where they cruise Europe’s rivers. Traditionally, June through September has been considered prime river-cruise season. But increasingly hot European summers, combined with periods of low rainfall, make the edges of the season more attractive.
April, May, October and even November have their own tradeoffs. Temperatures are cooler. Days are shorter. Rain is possible. But prices can be lower, crowds are often smaller and the hydrological risks can be different. That doesn’t make shoulder season “safe.” High water can disrupt cruises just as low water can, and no month guarantees favorable river conditions. It does mean the old assumption that July and August automatically represent the ideal time for a European river cruise deserves another look.
For travelers especially concerned about low water, hotel barges can offer another option. Most operate on managed canals rather than free-flowing rivers, where locks, reservoirs and controlled releases give authorities more ability to regulate water levels.
That does not make barging drought-proof. Canals can still face restrictions, closures, altered moorings and route deviations when water supplies become stressed.
In my own years of hosting barge trips, we’ve occasionally had routes adjusted because of lock repairs or other operational issues, and once even heard the hull scrape the canal bed in Burgundy. But I have never had a barge trip stopped by low water. Their smaller size, shallow draft, short daily distances and flexible itineraries generally make hotel barges more adaptable when conditions change.
Another Way To Cruise Europe
Why Europe’s Drought Is Disrupting River Cruises—While Most Hotel Barges Keep Cruising
Hotel barges operate differently from large river ships. Managed canals, smaller vessels, shallow drafts and flexible itineraries can make barges more resilient when water levels fall—though canals are not immune to drought or route changes.
What This Means For 2027
The lesson from 2026 isn’t that travelers should avoid river cruising. It’s that they should understand what they’re buying. Low water rarely means that every ship stops sailing. More commonly, it means altered docking locations, changed excursions, ship swaps, longer bus rides or, occasionally, canceled portions of an itinerary. Large operators with multiple ships may have more options for dealing with those disruptions. Smaller operators may respond differently.
Travel insurance matters. So do the cruise line’s terms and conditions and its policies regarding itinerary changes.
And increasingly, the month you choose may matter almost as much as the river you choose.
The drought of 2026 will eventually end. Its effects won’t.
Some passengers affected this summer will be back aboard Viking ships in 2027 and 2028 using the credits they received. Cruise lines will continue adjusting their operations. And travelers will continue weighing price, weather and water-level risks when deciding when to cruise.
For the industry, the 2026 drought may ultimately be remembered not because European river cruising stopped—it didn’t—but because it demonstrated just how expensive keeping those cruises operating can be.
And for travelers considering Europe in 2027, that’s worth understanding before putting down a deposit.
And that’s why we’re here.
We can’t predict the weather or know what river levels will be months from now. No one can. But after more than 70 river cruises, we do know the rivers, the cruise lines and how they respond when conditions don’t cooperate. We can help you choose the right river, the right time of year and the right cruise line—and increase the odds that your river cruise goes as smoothly as the many we’ve experienced ourselves.
Because when it comes to river cruising, you can’t eliminate uncertainty. But you can make a better-informed choice.
Yes, River Cruise Advisor, Send Me Your River Cruise Recommendations
When you ask for our recommendations, Ralph personally reviews your preferences and responds at no cost. If you would like help booking, he can refer you to his daughter, Britton Frost, a Cruise Planners travel advisor, or to another qualified travel advisor when appropriate. Britton’s booking assistance costs you nothing extra; she is compensated by the cruise line. She can help you compare fares and promotions, choose the right itinerary and stateroom, manage important booking details, and serve as your advocate if questions or problems arise. You are never obligated to book, and Ralph’s recommendations are not influenced by commissions, commercial relationships, or which cruise line or travel advisor ultimately receives your booking.
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