Cocktail barRooftop bar€€€neubau
Dachboden on top of 25hours Hotel on Lerchenfelder Strasse in Vienna's Neubau is the city's most-photographed rooftop bar, the terrace looking.
Signature drink: House gin and tonic
Food: Snacks and pizza
Tip: Sundowner-to-night crowd from 18:00; the terrace fills first on warm-weather Fridays and Saturdays.
Cocktail barCocktail bar€€€alsergrund
The Sign Lounge on Liechtensteinstrasse in Vienna's Alsergrund is the Kan Zuo team's neon-and-velvet flagship, ranked in Asia's bar lists and a top-10.
Signature drink: Vienna Old Fashioned
Food: Bar snacks
Tip: Booking essential at weekends; the upstairs Living Room runs a tighter, calmer carte than the main bar.
Cocktail barCocktail bar€€€innere-stadt
Truth & Dare on Schoenlaterngasse off Wollzeile won Mixology's Best Bar Austria for 2023, 2024 and 2025, the small room a tasting-led cocktail program.
Signature drink: Mini of the Week tasting
Food: Small bar bites
Tip: The Mini of the Week is poured without explanation; sip first, ask the bartender after you taste it.
Cocktail barAmerican bar€€€innere-stadt
Roberto American Bar on Bauernmarkt was opened by long-time Loos Bar head bartender Robert Pavlovic in 2014, the alcove-divided room running late on classics.
Signature drink: Classics by Robert Pavlovic
Food: Bar snacks
Tip: Open daily until 04:00; the alcoves take pairs and threes, the chandelier room takes larger groups.
Cocktail barHotel bar€€€innere-stadt
First Floor on Seitenstettengasse climbs one stair off the Bermuda Triangle into a dim, leather-bench American bar room open until 04:00 daily.
Signature drink: Classic cocktails
Food: Bar snacks
Tip: The aquarium wall behind the bar is a Vienna landmark; the dress code skews smart but not formal.
Cocktail barGarden bar restaurant€€€wieden
Heuer am Karlsplatz on Treitlstrasse next to the Kunsthalle is a glass-pavilion bar with an urban garden, the cocktails leaning on house pickles.
Signature drink: House pickle cocktails
Food: Mediterranean-Asian small plates
Tip: The garden terrace is the room's summer headline seat; arrive before sunset on warm Friday nights.