The epic finale of House of the Dragon season 3 aired on Aug. 9, with HBO’s Game of Thrones spinoff delivering plenty of treachery, dragonfire, and bloodshed. If you can’t wait to find out what happens next, we have answers about House of the Dragon season 4's release date and plot. Is House of the Dragon season 4 confirmed? Expect more betrayals and dramatic battles to seal the fate of the Seven Kingdoms in House of the Dragon season 4. HBO will tide fans over by releasing A Knight of the Seven Kingdoms season 2 in 2027.