Game of Thrones seasons 8 teaser trailer confirm its release month. HBO first confirmed that Game Of Thrones would return in the first half of 2019 and after the release of the teaser, its published that the series will be back in April 2019, but decided not to reveal any exact date. HBO have kept information regarding the upcoming season close to their chest, there is no sign that they will reveal any photos or videos anytime soon. The makers are doing all they can to prevent leaks. Although, fans got a glimpse ofJon Snow embracing his sister Sansa Stark in the sneak peak teaser.