N521AA
Built 2016 · registered US
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This aircraft
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Flight activity
(50 flights tracked)- Last 30 days
- 9
- Last 90 days
- 49
- Last seen
- 24 Aug 2026
- Tracked since
- 22 May 2026
Frequent routes: KOAK → KSFO (2) · KSJC → KOAK (2) · KSJC → KSFO (1)
- … → KAPC23 Aug 2026 · 5h 20m
- … → KOAK23 Aug 2026 · 3h 01m
- … → KOAK23 Aug 2026 · 3h 46m
- … → KSFO22 Aug 2026 · 2h 20m
- KSJC → KSFO22 Aug 2026 · 6h 02m
- KSJC → KCOE22 Aug 2026 · 1h 52m
- … → KSJC21 Aug 2026 · 1h 03m
- … → KOAK8 Aug 2026 · 2h 51m
- … → KAPC16 Jul 2026 · 6h 48m
- … → KAPC15 Jul 2026 · 1h 03m
From ADS-B observations collected since May 2026. Coverage depends on ground-receiver density; gaps do not mean the aircraft did not fly.
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Common. Rarer than 1% of the aircraft models we track.
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Registration history
(1)- N521AAUSACTIVEONE ALPHA ALPHA LLC2024 – present
Owner names are published by the issuing civil registry (FAA / CCARCS / CASA / ANAC / NZ CAA). Owner addresses present in the source are not republished here.