There are several artists that operate under this name:

1) FLAER is A Lithuanian rock group consisting of Adomas Stančikas (vocals, guitar, effects), Mikhail Denisenko (percussion), Vladimir Sirotenko (guitar), Artur Mamin (bass) and Igor Vasiliauskas (keyboards, sound effects, saxophone).

2) FLAER is a dungeon synth project from Brittany, France. See https://flaer.bandcamp.com/.

3) Flaer is the solo chamber music/ambient moniker of artist and multi-instrumentalist Realf Heygate, who is based in London, UK. Read more on Last.fm. User-contributed text is available under the Creative Commons By-SA License; additional terms may apply.