DEF CON Visitors — Stay at Cosmopolitan for Nightlife
Attending DEF CON at Las Vegas Convention Center? The Cosmopolitan of Las Vegas puts you in the heart of the Las Vegas Strip with easy access to the best nightclubs, pool parties, and entertainment after the show floor closes.
3708 S Las Vegas Blvd, Las Vegas, NV 89109
Event Details
About DEF CON
Event
DEF CON
Venue
Las Vegas Convention Center
Dates
August 6, 2026 – August 9, 2026
Estimated Attendance
30,000+ attendees
DEF CON 34 runs August 6–9, 2026 at the Las Vegas Convention Center — the 34th edition of the world's largest hacker conference and the centerpiece of annual 'Hacker Summer Camp' alongside Black Hat USA and BSidesLV. Over 30,000 security researchers, ethical hackers, and enthusiasts gather for four days of talks, specialized Villages (Wireless, Car Hacking, IoT, Aerospace, AppSec, and more), Capture the Flag contests, and hands-on demos covering the full spectrum of offensive and defensive cybersecurity.
On Property
Nightlife at Cosmopolitan
Cosmopolitan features on-property nightlife venues, so you can walk straight from your room to the club during DEF CON. No taxi, no rideshare, no waiting.
Walking Distance
Nearby Venues from Cosmopolitan
You do not need to stay at a hotel to visit its nightclub. These venues are all within walking distance or a short rideshare from Cosmopolitan — perfect for a night out after DEF CON.
Hotel Overview
Why Stay at Cosmopolitan for DEF CON
The Cosmopolitan is a nightlife destination in its own right. Marquee Nightclub pioneered the day-to-night club concept with its 40-foot LED DJ booth, and Marquee Dayclub delivers one of the best pool party experiences on the Strip. The hotel's central location makes it easy to walk to OMNIA, Drai's, and other top venues.
The Cosmopolitan of Las Vegas is a luxury property offering upscale accommodations with a 5-star rating. It is 15 min ride from the Las Vegas Convention Center, making it a convenient base for DEF CON attendees. Note that Cosmopolitan charges a $45/night daily resort fee, which covers WiFi, fitness center, and pool access.
Cosmopolitan is best for: couples, nightlife, pool. Whether you are attending DEF CON solo, with colleagues, or as part of a group, the combination of on-site amenities and proximity to nightlife makes it an excellent choice.
3 distinct pool experiences including Boulevard Pool After a full day at DEF CON, the pool area is a great way to unwind before heading out to the clubs at night.
After Hours
After the Convention
The show floor closes, but Las Vegas is just getting started. Here are tips for making the most of your nights during DEF CON.
Get on the Guest List Early
Convention weeks are some of the busiest in Las Vegas. Submit your guest list request at least a day in advance to guarantee your spot and skip the cover charge. Text us at (725) 999-9293 or use the form below.
Dress Code Matters
Coming straight from the convention floor? Most nightclubs enforce an upscale dress code. Men should swap sneakers for dress shoes and lose the lanyard. Business casual from your convention day usually works, but avoid athletic wear and hats.
Plan for Surge Pricing
Rideshare prices spike during major conventions. Stay at Cosmopolitan and you can walk to OMNIA Nightclub without an Uber. For strip clubs, take advantage of the free guest list — every club on our list sends one directly to Cosmopolitan.
Thursday & Friday Are Peak Nights
Most DEF CONattendees hit the clubs on Thursday and Friday nights. If you want a more relaxed experience, try an early weeknight or a daytime pool party. Pool parties run Friday–Sunday during the March through October season.
Common Questions
DEF CON & Cosmopolitan FAQ
Where should I stay for DEF CON?
The Cosmopolitan of Las Vegas is a top choice for DEF CON attendees. It features on-property nightlife including Marquee Nightclub and Marquee Dayclub. Use our free guest list to skip the cover charge at any venue.
What nightlife is near Cosmopolitan during DEF CON?
Cosmopolitan puts you close to Marquee Nightclub, Marquee Dayclub, OMNIA Nightclub, Drai's After Hours, and more. During DEF CON, these venues host special events and extended hours to cater to convention crowds. Get on our free guest list for no-cover entry.
How do I get on the guest list during DEF CON?
Use the free guest list form on this page or text us at (725) 999-9293. We will get you on the guest list at any club near Cosmopolitan with no cover charge — completely free, even during DEF CON.
Is there nightlife at Cosmopolitan or do I need to leave the hotel?
Yes! Cosmopolitan has on-property nightlife: Marquee Nightclub, Marquee Dayclub. You can walk straight from your room to the venue without needing a taxi or rideshare. There are also great options nearby if you want to explore the Strip and experience different venues throughout DEF CON.
What should I wear to nightclubs during DEF CON?
Las Vegas nightclubs enforce a strict dress code, even during conventions. For men, wear a collared shirt or fitted designer tee with dress shoes — no athletic shoes, shorts, sandals, or hats. For women, cocktail dresses, heels, and fashionable attire are standard. If you are coming directly from DEF CON, swap your lanyard and conference badge for proper club attire. Business casual from the convention floor sometimes works, but it is best to change at Cosmopolitan before heading out. Pool parties during the day require swimwear — no jeans or street clothes poolside.
Las Vegas Nightlife — All Resources
Nightclubs
Pool Parties
Ready to Go Out?
Get on the Free Guest List
Attending DEF CON and staying at Cosmopolitan? Skip the cover charge at every club near you. Submit your info below and we will get you on the guest list — completely free. Or text us anytime at (725) 999-9293.