Season
Where to Watch Ancient Aliens Season 4 in the US
Ancient Aliens is available with a subscription, free with ads, free with a participating library card, free, or to buy in the United States.
Subscription
- Prime VideoHD45 minTV-PGAudioEnglish30 days free, then $8.99/monthOpens in a new tab.
- HISTORY VaultHD45 minTV-PGAudioEnglishOpens in a new tab.
- HuluHD45 minTV-PGfrom $12.49/monthOpens in a new tab.
- NetflixHD45 minTV-PGfrom $19.99/monthOpens in a new tab.
- PhiloHD45 minTV-PG7 days free, then $25.00/monthOpens in a new tab.
- Pure FlixHD45 minTV-PGfrom $9.99/monthOpens in a new tab.
Free with ads
Free with a library card
Watch similar TV shows on Amazon Prime Video for free30 Days FreeThen $8.99 / monthStream FreePromotedOpens in a new tab.Some links are affiliate links; we may earn a commission. Prices may change. Check the provider for current pricing. Details.
Series availability last checked Oct 8, 2026.
Ancient Aliens viewing options
- Watch the series with a subscription on HISTORY Vault (HD), Hulu (HD), Netflix (HD), Philo (HD), Prime Video (HD), and Pure Flix (HD).
- Watch the series free with ads on History (HD), Pluto TV, The Roku Channel (HD), and Tubi TV.
- Watch the series free with a participating library card on hoopla.
- Watch the series free on Spectrum On Demand (HD).
- Buy available seasons on Apple TV Store, Fandango at Home, and Prime Video.
Available seasons and episodes vary by service.
Episodes
- S04E01 — The Mayan Conspiracy2012-02-17
- S04E02 — The Doomsday Prophecies2012-02-17
- S04E03 — The Greys7.1 IMDb
- S04E04 — Aliens and Mega-Disasters2012-03-02
- S04E05 — The NASA Connection2012-03-09
- S04E06 — Mystery of Puma Punku2012-03-16
- S04E07 — Aliens and Bigfoot6.2 IMDb
- S04E08 — The Da Vinci Conspiracy2012-04-06
- S04E09 — The Time Travelers7.2 IMDb
- S04E10 — Aliens and Dinosaurs2012-05-04
Seasons and episodes
Watch links for each season and episode are the same services that carry Ancient Aliens.
- Season 16 episodes
- Season 210 episodes
- Season 316 episodes
- Season 410 episodes
- Season 512 episodes
- Season 611 episodes
- Season 78 episodes
- Season 88 episodes
- Season 912 episodes
- Season 109 episodes
- Season 1115 episodes
- Season 1215 episodes
- Season 1315 episodes
- Season 1417 episodes
- Season 1512 episodes
- Season 1610 episodes
- Season 177 episodes
- Season 1810 episodes
- Season 1920 episodes
- Season 2020 episodes
- Season 2114 episodes
- Season 222 episodes
Where to Watch Ancient Aliens Season 4 in the US — common questions
- Where to watch Ancient Aliens Season 4 in the United States?
- Ancient Aliens is available with a subscription, free with ads, free with a participating library card, free, or to buy in the United States. Ancient Aliens viewing options Watch the series with a subscription on HISTORY Vault (HD), Hulu (HD), Netflix (HD), Philo (HD), Prime Video (HD), and Pure Flix (HD). Watch the series free with ads on History (HD), Pluto TV, The Roku Channel (HD), and Tubi TV. Watch the series free with a participating library card on hoopla. Watch the series free on Spectrum On Demand (HD). Buy available seasons on Apple TV Store, Fandango at Home, and Prime Video. Available seasons and episodes vary by service.
- Where can I watch Ancient Aliens Season 4 in the United States?
- Ancient Aliens is available with a subscription, free with ads, free with a participating library card, free, or to buy in the United States. Ancient Aliens viewing options Watch the series with a subscription on HISTORY Vault (HD), Hulu (HD), Netflix (HD), Philo (HD), Prime Video (HD), and Pure Flix (HD). Watch the series free with ads on History (HD), Pluto TV, The Roku Channel (HD), and Tubi TV. Watch the series free with a participating library card on hoopla. Watch the series free on Spectrum On Demand (HD). Buy available seasons on Apple TV Store, Fandango at Home, and Prime Video. Available seasons and episodes vary by service.