Salary Kit Harington

Hollywood reporter Oct 2018: $1.2 million per last episode for the last 6 episodes
Independent April 2017: Game of Thrones season 7's top five actors are reportedly being paid up to £2 million per episode, which would make them the highest-paid actors in television history - 2017 season contains 6 episodes, or £12 million a year.
Deadline June 2016: The actors will make more than $500,000 per episode in season seven and the potential eighth season. With the usual 10 episodes per season, annual salary would be $5 Million, although speculation has been that both Season 7 and Season 8 would be shorter than the standard for the show 10 episodes.
Mirror Oct. 2014: Games of Thrones biggest stars, amongst them Kit Harington, will be paid $300,000 an episode - or $2.1 million per serie, after negotiating new contracts for a seventh season. According to Deadline They negotiated $1 million per episode, or $7 million for the 10th and final season.

Sources

• Picture: Wikipedia
• Text: Independent
• Text: Mirror
• Text: Deadline
• Text: Hollywood reporter
• Text: Deadline

Update: 2018-10