Portugal
Alentejo
Certified Beach Town
Sines
Sines's beaches
- Certified since 2026
- Certified since 2026
- Certified since 2026
- Certified since 2026
Field notes — quick answers
Does Sines have Blue Flag beaches?
Yes — we map 4 beaches in Sines holding Blue Flag certification for the seasons we track, each listed with its certification year. Certification is seasonal and re-awarded every year.
Where is Sines?
Sines is a beach town in Alentejo, Portugal. Its beaches are on the interactive map alongside every other town we track.