Deciding what to wear for a night out at a casino can be surprisingly stressful for first-time visitors.

There is no universal standard; the required outfit changes drastically from one country to another.

The Relaxed Vibe of US Casinos

The American gambling culture heavily favors a casual, party-like atmosphere over strict, formal elegance.

During the day, you will routinely see people walking through the Bellagio in shorts, t-shirts, and even flip-flops.

• Even the most luxurious American casinos relax their rules to accommodate the massive tourist volume
• Always pack a light sweater, as the air conditioning inside the resorts is notoriously freezing
• Swimwear is generally only acceptable if you are actively walking to or from the pool area

The Formal Elegance of European Venues

European establishments, particularly historic ones, view gambling as a highly sophisticated, aristocratic evening activity.

Smart casual is the absolute bare minimum: no sneakers, no ripped jeans, and definitely no sportswear.

When in doubt, always check the specific casino's official website before you pack your bags for the trip.