What is the song that plays at the end of episode 3 after Yuri finishes his performance? What is the song that plays at the end of episode 3 of Yuri!!! on Ice, when Victor calls Yuri after he finishes his performance?

It starts from 20:20 until 21:40, beginning with high-tones on the piano and flute. Then it gets upbeat with percussion and bass appearing.

Video: Official stream on Crunchyroll
This appears to be an edited version of the track known as "Circles" in the newly released OST album YuTra. Here's a link to the Spotify upload of it. The resemblance should be clear if you start listening to the track from the beginning and compare it to the BGM in the episode.