Flex Cocktail Lounge ★ 4.1
$Paradise{'monday': 'open 24 hours', 'tuesday': 'open 24 hours', 'wednesday': 'open 24 hours', 'thursday': 'open 24 hours', 'friday': 'open 24 hours', 'saturday': 'open 24 hours', 'sunday': 'open 24 hours'}
Flex Cocktail Lounge has run as an LGBTQ-owned 24-hour bar on Twain Avenue for more than 20 years, with pool tables, drag nights, karaoke, a heated patio and an Eats kitchen.
Tip: Open round the clock. Drag and karaoke nights vary by week; check Facebook for the running calendar.
ECHO ★ 4.6
$$$Arts District{'monday': 'closed', 'tuesday': 'closed', 'wednesday': '18:00-23:00', 'thursday': '18:00-23:00', 'friday': '10:00-14:30, 18:00-00:00', 'saturday': '10:00-14:30, 18:00-00:00', 'sunday': '10:00-14:30'}
ECHO is the downtown Arts District listening bar built around a McIntosh vinyl rig, with chef Natalie's small plates, classic cocktails and curated themed sets from jazz to soul.
Tip: Weekend brunch service runs 10:00 to 14:30. Wednesday and Thursday evenings are the quietest for unhurried listening seats.
Velveteen Rabbit ★ 4.4
$$Arts District{'monday': 'closed', 'tuesday': '17:00-00:00', 'wednesday': '17:00-00:00', 'thursday': '17:00-00:00', 'friday': '17:00-02:00', 'saturday': '17:00-02:00', 'sunday': '17:00-00:00'}
Velveteen Rabbit is the Arts District cocktail bar with an African mahogany counter, projected art on the wall and DJ booths on Friday and Saturday running indie, soul and jazz.
Tip: The pink outdoor patio is the move on warm nights. Boutique-spirit pours are the kitchen's strongest suit.
Best Friend ★ 4.5
$$$Strip{'monday': '16:00-23:00', 'tuesday': '16:00-23:00', 'wednesday': '16:00-23:00', 'thursday': '16:00-23:00', 'friday': '16:00-00:00', 'saturday': '16:00-00:00', 'sunday': '16:00-23:00'}
Best Friend at Park MGM is Roy Choi's Korean-Mexican bodega-bar with a resident-DJ vinyl program running over Kogi-era LA hits and a cocktail counter inside the front bodega.
Tip: The bodega and bar take walk-ups; the dining room needs OpenTable. Resident DJs play vinyl most nights.
Atomic Liquors ★ 4.7
$$Downtown{'monday': '12:00-02:00', 'tuesday': '12:00-02:00', 'wednesday': '12:00-02:00', 'thursday': '12:00-02:00', 'friday': '12:00-03:00', 'saturday': '12:00-03:00', 'sunday': '12:00-02:00'}
Atomic Liquors on Fremont East has held tavern license number one since 1952 as the oldest freestanding bar in Las Vegas, with neon-lit booths and a rooftop once used for atomic-test viewing.
Tip: The Atomic cocktails on the menu reference the rooftop's atomic-test history. Open until 02:00 most nights, 03:00 Friday and Saturday.
Frankie's Tiki Room ★ 4.5
$$Arts District{'monday': 'open 24 hours', 'tuesday': 'open 24 hours', 'wednesday': 'open 24 hours', 'thursday': 'open 24 hours', 'friday': 'open 24 hours', 'saturday': 'open 24 hours', 'sunday': 'open 24 hours'}
Frankie's Tiki Room runs 24 hours on Charleston Boulevard as the only round-the-clock tiki bar in the world, with Bamboo Ben interior carvings and exotic rum drinks at any hour.
Tip: Bar-side video poker keeps regulars in seat all night. The Bearded Clam and Lava Letch are the listed signature tiki pours.