You can watch the TV show Yellowstone streaming online primarily on Peacock. All five seasons, including the final episodes of Season 5, are available there. Peacock Premium subscriptions start at around $8 per month, with options for ad-free streaming at a higher price

. Additionally, you can buy episodes or seasons for download on platforms like Apple TV, Amazon Video, Fandango At Home, and Microsoft Store

. For live TV streaming options, Yellowstone is also available on YouTube TV with a free trial option, which includes access to popular cable networks

. To summarize:

• Streaming: Peacock Premium (all 5 seasons, including Season 5 Part 2)
• Purchase: Apple TV, Amazon Video, Fandango At Home, Microsoft Store
• Live TV Streaming: YouTube TV (with free trial)

Note that the spinoff series like 1883 and 1923 are available on Paramount Plus, but the main Yellowstone series is best accessed via Peacock