talent vs flair

talent and flair both are nouns.

Word	Noun	Adjective	Verb	Adverb
talent	Yes	No	No	No
flair	Yes	No	No	No

As nouns, flair is a hyponym of talent; that is, flair is a word with a more specific, narrower meaning than talent:

Other hyponyms of talent include bent, hang, knack, genius, raw talent.

talent (noun)	flair (noun)
natural abilities or qualities	distinctive and stylish elegance
a person who possesses unusual innate ability in some field or activity	a natural talent
	a shape that spreads outward