Quick answer
No U.S. release date has been announced for Blue Lights season 4 yet.
BritBox streamed season 3 in the U.S. and has promoted season 4 as coming soon, but has not published a U.S. date.
- U.S. premiere
- Not announced
- Where
- BritBox
- Time
- TBA
- Episodes
- 6
- U.K. premiere
- September 29, 2026
Season 4 episode schedule (U.S.)
| Ep. | Title | U.S. date | Time | Status |
|---|---|---|---|---|
| 1 | Eyes | Not announced [1][4] | TBA | TBA |
| 2 | Numbers | Not announced [4] | TBA | TBA |
| 3 | Everybody Knows | Not announced [4] | TBA | TBA |
| 4 | So Far | Not announced [4] | TBA | TBA |
| 5 | Ghosts | Not announced [4] | TBA | TBA |
| 6 | The Line | Not announced [4] | TBA | TBA |
Broadcast times are the network's national slot and your local station may differ. Streaming times are converted to your time zone when your browser allows it.
Where to watch season 4
Common questions
When is Blue Lights season 4 coming to the U.S.?
No U.S. date has been announced. BritBox, which streamed season 3 in the U.S., has promoted season 4 as coming soon. We'll update this page when a date is confirmed.
How long did the U.S. wait for season 3?
Season 3 launched in the U.K. on September 29, 2025, and Reelgood reported that BritBox began streaming it in the U.S. on November 13, 2025. That is useful context, not a prediction for season 4.
Can I watch BBC iPlayer in the U.S.?
No. BBC iPlayer is only available in the U.K.
About Blue Lights
A police drama following response officers in Belfast as they handle routine calls, organised crime and the pressures of policing in Northern Ireland.
Other seasons
Related guides
Sources
Update history
- Hub published. U.S. date for season 4 not yet announced.
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