Earnings (Loss) Per Share (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions		12 Months Ended
		Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Basic EPS:
Net income (loss) attributable to Hilton stockholders		$ 1,141	$ 1,255	$ 410
Weighted average shares outstanding, in millions		262	275	279
Basic EPS		$ 4.36	$ 4.56	$ 1.47
Diluted EPS:
Net income (loss) attributable to Hilton stockholders		$ 1,141	$ 1,255	$ 410
Weighted average shares outstanding, in millions	[1]	264	277	281
Diluted EPS		$ 4.33	$ 4.53	$ 1.46
Antidilutive securities excluded from computation of EPS, in millions			1

[1] Certain shares related to share-based compensation were excluded from the calculation of diluted EPS because their effect would have been anti-dilutive under the treasury stock method, including less than 1 million shares for all periods.