Season 3 episodes of "Game of Thrones" are available for streaming on HBO Go. Episodes from the first four seasons are also available on Amazon Instant Video for $2.99 an episode, or $3.99 an episode in HD.
As of June 2015, all five seasons of "Game of Thrones" are available on HBO Go. The streaming service also features all currently airing HBO shows, including "Silicon Valley," "True Detective" and "The Brink." Amazon Instant Video features individual episodes, as well as the option to purchase each of the first four seasons. The first season is available for $24.99, and seasons two, three and four are available for $28.99.