When Is Milly Alcock's Last 'House of the Dragon' Episode as Rhaenyra - CNET

Here's when her last episode as Rhaenyra Targaryen is.

Princess Rhaenyra wed Ser Laenor Velaryon at the end of episode 5.

We see the older version of Queen Alicent (played by Olivia Cooke, not Emily Carey) mentioning that Daemon Targaryen has left the Stepstones unprotected for over a decade -- meaning the time jump is for at least that long.

In episode 5, which aired Sunday, Rhaenyra Targaryen married Laenor Velaryon in a tragic ceremony following a fight, and subsequent death, breaking out at a wedding feast