What is the best size sailboat to cross the Atlantic

So you're thinking about crossing the Atlantic. Big move. And everyone's got an opinion on boat size, right? The truth is, there's no magic number that works for everybody. But if you ask the folks who've actually done it—the ones gathering data from transatlantic rallies and the salty types who've spent months at sea—they'll tell you there's a sweet spot. It's between 35 and 45 feet. Boats that size give you the best mix of speed, safety, comfort, and something you can actually handle with just two people.

Sure, you can cross in something smaller than 30 feet. People do it all the time. Solo sailors, crazy adventurers. But man, you'd better be tough. Those little boats beat you up. And the big ones? Over 50 feet? They're gorgeous. Fast, too. But the costs will eat you alive, and you'll need a crew just to handle the sails in a squall.

Why 35 to 45 feet is the Goldilocks Zone

Boats in this range just work. They're big enough to carry a decent supply of water and fuel—stuff you really need when you're three weeks from land. Their hull speed gets you across in a reasonable time, usually a couple weeks if you pick a good route. But the real magic? Two people can actually manage them. The sails are heavy but not insane. The anchor gear won't break your back. And the motion at sea? Comfortable enough that you won't hate life by day ten.

What about boats under 30 feet?

Look, I'm not gonna knock the little guys. Some of the coolest boats out there are under 30 feet. They've got history. They've crossed oceans. But here's the thing: you'll be slower. Way slower. We're talking 25 to 35 days instead of two weeks. That means more food, more water, and a much better chance of hitting bad weather. And the motion? Let's just say you'll feel every wave. Everything is more intense on a small boat. But if you're alone or on a tight budget, a well-prepared 30-footer can absolutely get you there. It's just not gonna be comfortable.

Is a 50-foot boat better for the Atlantic?

Honestly? It depends. A 50-footer will fly across the ocean. It'll feel stable when the seas get nasty. And you'll have room to stretch out, cook real meals, maybe even have guests. Sounds great, right? But here's the catch: everything costs more. Way more. Buying the boat, insuring it, fixing it when stuff breaks—which it will. And the loads on the rigging are no joke. You might need electric winches just to trim the sails. Try reefing in a squall with just two people on a 50-foot boat. It's not fun. Most couples don't need that much boat for one crossing.

Key Factors Beyond Length

The number on the transom matters, sure. But it's not everything. You gotta think about other stuff too:

• Displacement and Hull Form: A heavy, full-keel boat—like a Westsail 40—will be slow but super comfortable. A lighter fin-keel boat—say a Bavaria 40—will be faster but might jerk you around more in a chop.
• Rig Type: Cutters are popular for offshore work because you've got options for reducing sail. Slops are simpler, which is nice if you're not into complicated rigging.
• Tankage: You need at least 50-100 gallons of water and 40-60 gallons of diesel. Smaller boats often can't fit that much without sacrificing other stuff.
• Crew Size: Two people can handle a 40-footer no problem. One person? Maybe go with 35 feet. Four people? You'll want 42-45 feet just to have some privacy.

Data from Transatlantic Rallies

If you look at the numbers from the Atlantic Rally for Cruisers (ARC), the pattern is pretty clear. Most boats in those events are between 40 and 44 feet. That's not an accident. Thousands of cruisers have done the math, and that's what they pick. It's the practical choice.

Checklist for Choosing Your Boat

Before you drop any serious cash, go through this list. Make sure the boat can actually do the job.

• Sea-kindly motion: Does it track straight and feel okay in a following sea?
• Reliable engine: Can you actually get to the diesel to work on it?
• Solid rigging: Is the standing rigging in good shape? Chainplates? Mast step?
• Safe cockpit: Does it drain well? Can you stay protected from waves?
• Storage capacity: Enough room for weeks of food, water, and spare parts?
• Electronics and navigation: Got a working autopilot? Radar? Some way to communicate?
• Liferaft and safety gear: Is there a liferaft that's been serviced? An EPIRB? A proper ditch bag?

Frequently Asked Questions