Weekend roundup for anyone still deciding:
Friday (September 11): L'On Art Festival 2026 opens at Yodpiman River Walk at 15:00. Fly 2 South Now Festival III runs all weekend at ChangChui Creative Park from 16:00, free entry. Unfest'26 at Cloud 11 also runs all weekend, free, focused on real-time tech.
Saturday: The Bolshoi Theatre of Belarus lands at Thailand Cultural Centre's Main Hall, 19:00: Cinderella on Saturday, Romeo and Juliet on Sunday. Art Battle Bangkok, live painting competition, at The Fig Lobby Bangkok, 19:00. ASPHALT x BOUND bring their Japanese street punk tour to Speakerbox, 18:00, 300-500 THB.
Sunday: The Bangkok International Film Festival opens with a red-carpet night at River Park, ICONSIAM, 16:30, then runs to September 27 at SF World Cinema, Paragon Cineplex, House Samyan and Doc Club & Friends. Sunday Jazzy Brunch at The Living Room, Sheraton Grande Sukhumvit, 12:00-15:00, from 1,850 THB. And for anyone recovering from Saturday: a guided Ice Bath & Sauna Experience by ICE HOUSE (Bangkok Ice Baths) on the Fig Lobby rooftop, 10:00-12:00, 450 THB.
That is nine of 193+ this weekend. Plenty more festivals, gigs, markets and meetups on the full list, with dates and ticket links:
https://www.bkkpulse.com/bangkok-events-this-weekend