Cruise Ship Wi-Fi: 5 Things to Know Before You Sail
Cruise internet is faster and more available than ever, but understanding the costs, limits, and settings can help you avoid expensive surprises at sea
As a travel journalist, I’ve covered cruising for almost two decades, and I’ve watched onboard internet transform from a luxury afterthought with a few workstations in an onboard cafe into something nearly every passenger expects from the moment they step on board.
I’ve also made my share of mistakes along the way, including one memorable moment watching my data charges climb dramatically somewhere in the middle of the North Sea. Trust me, a little planning goes a long way. Here are a few things to keep in mind when it comes to cruise ship Wi-Fi.
1. Understand what your cruise includes
Before you book your cruise, it helps to understand what internet access, if any, comes with your fare. Internet access varies greatly from one cruise line to the next and even from ship to ship.
Some lines charge by the day, others sell tiered packages based on speed or usage, and a few older vessels still charge by the megabyte. Then there’s the other end of the spectrum: cruise lines such as Viking build Wi-Fi right into their all-inclusive fare, meaning you step aboard with connectivity already taken care of. There are no add-ons or surprises.
If Wi-Fi is not included in your fare, buy your internet package before you leave home. Many lines offer a pre-cruise discount, sometimes 20% or more.
A newer option worth knowing about is eSIMs—built-in digital phone connections that let you add a mobile data plan to your phone without using a physical card, designed specifically for connectivity both at sea and on land. OneRoam, for example, says it covers more than 210 cruise ships and ports in 150-plus countries. If you’re used to using eSIMs while traveling, it may be worth considering.
2. Turn on airplane mode the moment you board
This is the mistake that keeps on giving. When a ship leaves port, your phone goes hunting for a signal. If it can't find your carrier, it may connect to a maritime satellite roaming network, and those charges can add up very fast.
The fix is simple: The moment you board, switch your phone to airplane mode, and then reconnect manually to the ship’s Wi-Fi. If you’re unsure about your plan, call your carrier before you leave home, and ask specifically about cruise or international roaming packages.
3. Manage your expectations on speed
Even as satellite technology has improved—many ships now use Starlink, a satellite-based internet service developed by SpaceX—Wi-Fi on cruise ships is not as fast as your home broadband. You’re sharing bandwidth with hundreds (or thousands) of fellow passengers, so speeds can slow down during peak hours, bad weather, or in remote stretches of ocean.
Use the connection for essentials: checking email, messaging family, and looking up port information. Download movies, podcasts, and books before you leave home.
If you need to work remotely, keep in mind that most ship Wi-Fi is not always reliable enough for video calls or large file transfers. That said, technology is improving quickly.
My brother-in-law has found Starlink coverage on Royal Caribbean so reliable that he and his wife now cruise regularly while he works from the ship. Royal Caribbean typically charges between $20 to $30 per device, per day for its VOOM internet service, though prices vary depending on the package, number of devices, and when it is purchased.
4. Protect yourself on public networks
Cruise ship Wi-Fi is a public network, and the same cautions apply as at a coffee shop or hotel. A VPN (virtual private network) encrypts your connection and helps protect personal data, banking apps, and passwords from anyone snooping on the network. That said, some cruise ship internet systems do not work well with VPNs; I’ve encountered this while sailing. It’s best to install one before you go, but be prepared that it may not always work at sea.
On port days, be skeptical of free Wi-Fi networks in dock areas or port towns. Some fake hotspots, sometimes named something like “Free Port WiFi,” are designed to intercept your data. Stick to your ship’s verified network, or use your cellular data in port with a short-term international plan.
5. Practice small habits to make a big difference
When it comes to Wi-Fi on cruise ships, a few practical tweaks before you sail can save you both money and headaches. Check your Wi-Fi package carefully. Some plans only cover one device at a time, meaning you’ll need to log out of one before switching to another.
Turn off background app refresh, and disable cloud services such as Google Photos and Dropbox, which can consume large chunks of your data allowance. Use Wi-Fi calling through apps such as WhatsApp or iMessage to stay in touch without extra charges. And if you’re traveling with family, coordinate. Buying a multidevice package together is often cheaper than purchasing separately.
Staying connected at sea is easier than ever. A little preparation means you can enjoy the trip on your own terms, whether that means staying connected or signing off the moment you set sail.