Why More Ships Don't Mean More Capacity?
The fleet is growing. Usable capacity is not growing at the same speed.
The global containership fleet has reached almost 34m TEU, up 5.4% in a year.
Normally, more ships should mean more space and lower freight rates.
Yet carriers withdrew 10–15% of scheduled capacity on major east–west trades in H1/2026.
In 2019, the range was only 6–8%.
When a carrier blanks a sailing, that week’s departure—and its capacity—is removed from the trade.
The ships exist. But not all of their capacity reaches the market.
The gap is widening
Asia–US East Coast shows the change clearly.
Scheduled capacity grew 46% between 2019 and 2026.
But withdrawn capacity more than tripled, from 274,000 TEU to 863,000 TEU.
The same pattern appeared on Asia–Europe, Asia–Med and the US West Coast.
Some cancellations still come from congestion, delays or disrupted schedules.
But their wider use points to a structural change in how carriers manage supply.
Capacity now has two layers
The fleet sets the maximum capacity carriers could offer.
The schedule decides how much they actually offer each week.
Carriers can cancel a voyage when bookings weaken, move the cargo to another ship and keep the remaining vessels fuller.
This is faster than selling, scrapping or laying up ships.
It cannot remove the new capacity.
But it can delay when that capacity reaches the market.
The control is not unlimited
Blank sailings will not stay at the same level.
It’s expected ~40 cancellations between July 20 and August 23, equal to around 5% of scheduled departures.
The monthly total is forecast to fall from 55 in June to 37 in August.
With rates still more than 75% above last year, carriers have an incentive to restore sailings and add extra loaders.
The number of cancellations will change.
The ability to adjust supply will remain.
🧭 Maritime Analytica View
For shippers, fleet size and published schedules no longer tell the full story.
Actual departures show the space that can really be used.
For investors, the orderbook should not be translated directly into market supply.
For carriers, blank sailings protect utilisation—but too many weaken reliability and create room for competitors.
Blank sailings may soften the coming supply cycle.
They cannot cancel it.
The fleet sets the maximum capacity.
The schedule decides how much reaches the market.