N451UA
Built 1998 · registered US
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This aircraft
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Flight activity
(290 tracking legs recorded)Live tracking paused — activity data through 24 Aug 2026. Windows below are measured to that date.
- 30 days to 24 Aug 2026
- 31
- 90 days to 24 Aug 2026
- 290
- Last seen
- 23 Aug 2026
- Tracked since
- 26 May 2026
Frequent routes: KDEN → KDEN (4) · KSFO → KSFO (3) · KSEA → KSFO (2)
- … → KDEN23 Aug 2026 · 6h 11m
- … → KDEN23 Aug 2026 · 6h 06m
- … → KDEN23 Aug 2026 · 1h 13m
- Tracked flight22 Aug 2026 · 4h 19m
- KDEN → KDEN22 Aug 2026 · 8h 26m
- KDAY → KDEN22 Aug 2026 · 2h 41m
- … → KDEN22 Aug 2026 · 14h 57m
- … → KDAY22 Aug 2026 · 2h 03m
- … → KDEN21 Aug 2026 · 1h 41m
- … → KAUS21 Aug 2026 · 4h 09m
Showing the 10 most recent distinct flights. The total counts every raw ADS-B tracking leg, including repeat observations and sub-5-minute artifacts.
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. One of the most common aircraft types we track.
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Registration history
(1)- N451UAUSACTIVEUNITED AIRLINES INC2013 – 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. Registered owner? Request removal
Operator history
(1)- United AirlinesOperator2026 – present
What type of aircraft is N451UA?
N451UA is a Airbus 320, built in 1998.
Where is N451UA registered?
N451UA is currently registered in United States (US).
What is the MSN of N451UA?
The manufacturer serial number (MSN) of N451UA is 865.
What is the ICAO24 (Mode S) code for N451UA?
N451UA's ICAO24 hex code is A57796.
Is N451UA still airworthy?
N451UA's current registry status is Active.