Season
Where to Watch Frontline Season 4 in the US
Frontline is available with a subscription, free, or to buy in the United States.
Subscription
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.
Frontline viewing options
- Watch the series with a subscription on PBS Documentaries (HD).
- Watch the series free on PBS (HD).
- Buy available seasons on Prime Video.
Available seasons and episodes vary by service.
Episodes
Seasons and episodes
Watch links for each season and episode are the same services that carry Frontline.
- Season 14 episodes
- Season 26 episodes
- Season 37 episodes
- Season 42 episodes
- Season 53 episodes
- Season 68 episodes
- Season 711 episodes
- Season 89 episodes
- Season 98 episodes
- Season 107 episodes
- Season 118 episodes
- Season 129 episodes
- Season 1313 episodes
- Season 149 episodes
- Season 1513 episodes
- Season 1611 episodes
- Season 177 episodes
- Season 1813 episodes
- Season 1911 episodes
- Season 205 episodes
- Season 2110 episodes
- Season 2211 episodes
- Season 2310 episodes
- Season 2410 episodes
- Season 258 episodes
- Season 2610 episodes
- Season 279 episodes
- Season 2814 episodes
- Season 2916 episodes
- Season 3025 episodes
- Season 3117 episodes
- Season 3218 episodes
- Season 3320 episodes
- Season 3413 episodes
- Season 3517 episodes
- Season 3613 episodes
- Season 3714 episodes
- Season 3817 episodes
- Season 3923 episodes
- Season 4012 episodes
- Season 4118 episodes
- Season 4217 episodes
- Season 439 episodes
- Season 444 episodes
Where to Watch Frontline Season 4 in the US — common questions
- Where to watch Frontline Season 4 in the United States?
- Frontline is available with a subscription, free, or to buy in the United States. Frontline viewing options Watch the series with a subscription on PBS Documentaries (HD). Watch the series free on PBS (HD). Buy available seasons on Prime Video. Available seasons and episodes vary by service.
- Where can I watch Frontline Season 4 in the United States?
- Frontline is available with a subscription, free, or to buy in the United States. Frontline viewing options Watch the series with a subscription on PBS Documentaries (HD). Watch the series free on PBS (HD). Buy available seasons on Prime Video. Available seasons and episodes vary by service.