Nobody books a cruise planning to get booted before it’s over. But yes, it happens — and usually because someone thought the rules didn’t apply to them. Don’t be that person. Cruise lines take safety and security very seriously, and they absolutely will show you the gangway if you cross the line.

Here are a few ways to make sure your dream vacation doesn’t end with you dragging a suitcase down the pier while everyone else sails away.

Don’t Miss the Ship

• Be on time. The ship waits for no one. If it says “all aboard” is 4:30 p.m., that doesn’t mean 4:40.
• Miss your embarkation day check-in or come back late from a port stop? The ship leaves without you. (Yes, I’ve seen people running down the pier too late.)

Don’t Smuggle Forbidden Stuff

• Alcohol, drugs, irons, weapons, candles… the list of banned items is long, and security takes it seriously.
• If you try to sneak things onboard and get caught, you might lose the item — or your cruise.

Don’t Light Up Where You Shouldn’t

• Smoking (or vaping) in your cabin or on your balcony is a fast track to getting removed. Every cruise line has designated areas. Use them.

Don’t Get Aggressive

• Fights, harassment, or being generally belligerent? You’ll be invited to leave at the next port. Security officers onboard aren’t messing around.
• Spirited debate about whether there was enough room on the door for Jack and Rose is fine, but keep it civil. It’s just a movie, y’all. No fighting.

Don’t Break Safety Rules

• Ignoring muster drill instructions, tampering with safety equipment, or trying to climb over railings? Non-negotiable. You’ll be off the ship faster than you can say “man overboard.”

Don’t Trash Your Cabin or Ship Spaces

• It should go without saying, but treating the crew (or your cabin) badly can get you flagged. They’ve seen everything — and yes, they write reports.

Don’t Fake Illness or Documentation

• Cruise lines are extra cautious about health and security. Falsifying medical records, travel docs, or tests? That’s a one-way trip back to shore.

The vast majority of guests never come close to getting kicked off — but it does happen, and usually for reasons that could have been easily avoided. Be respectful, follow the rules, and remember: the ship is both your vacation home and someone else’s workplace.

Sail smart, treat people kindly, and the only thing you’ll get kicked out of is your deck chair when someone calls bingo.