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.
- Daytime attire in Vegas is entirely focused on beating the intense desert heat
- Jeans and a clean t-shirt are perfectly acceptable at 90% of American gaming tables
- Graphic tees with highly offensive language might occasionally get you flagged by security
Strict Dress Codes in Europe
European establishments, particularly historic ones, view gambling as a highly sophisticated, aristocratic evening activity.
Women are generally expected to wear elegant evening dresses or sophisticated cocktail attire to match the opulent surroundings.
| Casino Type | General Rule | What to Avoid Absolutely |
|---|---|---|
| European Historic (Monaco) | Formal (Jackets required) | Sneakers, shorts, athletic wear |
| Cruise Ship Casino | Resort Casual | Wet bathing suits |
When in doubt, always check the specific casino‘s official website before you pack your bags for the trip.