The Great American Beer Festival Returns in 2023 Tickets are on sale NOW! Published on 8/3/23, last updated 9/8/23 Photo Credit: Brewers Association The largest beer festival in America returns to Denver Sept. 21-23, 2023, to dazzle tastebuds and celebrate craft beer innovation! Tickets for the Great American Beer Festival® (GABF) are on sale now! GABF, hosted by the Brewers Association, the trade organization representing small and independent craft brewers, will return to the Colorado Convention Center