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N451UP

Built 1995 · registered US

N451UP — photo of this aircraftThis aircraft
Photo © Kim Philipp PiskolView on Planespotters.net ↗

Flight activity

(176 tracking legs recorded)
Last 30 days
37
Last 90 days
109
Last seen
12 Nov 2026
Tracked since
28 May 2026

Frequent routes: KBOI → KLGB (2) · KIAD → KPHL (2) · KIAD → KSDF (2)

  • KIAD → KPHL6 Nov 2026 · 0h 42m
  • KSTL → KIAD6 Nov 2026 · 5h 59m
  • … → KSTL5 Nov 2026 · 6h 29m
  • KPHL → KLGB4 Nov 2026 · 15h 56m
  • … → KBWI28 Oct 2026 · 5h 23m
  • … → KLGB28 Oct 2026 · 19h 56m
  • KONT → KDEN27 Oct 2026 · 1h 44m
  • KGEG → KONT27 Oct 2026 · 2h 02m
  • KONT → KGEG27 Oct 2026 · 2h 02m
  • KMHR → KGEG27 Oct 2026 · 7h 39m

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.

Registration history

(1)
  • N451UPUSACTIVE
    UNITED PARCEL SERVICE CO
    1995 – 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 Parcel Service
    Operator
    2026 – present
N451UP — frequently asked
Is N451UP currently active?

Registry records list N451UP's status as Active, registered in United States — a Boeing.

What is the manufacturer serial number (MSN) of N451UP?

N451UP carries manufacturer serial number (MSN) 27739, the serial assigned to this Boeing airframe when it was built.

What is the ICAO24 / Mode S code for N451UP?

N451UP's ICAO24 (Mode S) transponder code is A577A3 — the hex address the Mode S transponder on this Boeing broadcasts.