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Aircraft registration

N77431

Built 2009 · registered US

37 for sale12,381 registered

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ActiveManufacturer Boeing Model 737 Variant 737-9
Representative photo of a Boeing 737Type photo — not this specific aircraftPhoto via Wikipedia: Boeing 737
This aircraft is a
Boeing 737
Full specs

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1987 Boeing 737 SN: 23066 for Sale4 photos
1987 Boeing 737 SN: 23066 for Sale
Honolulu, USA
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Listed 3w ago
Exterior view of a 1992 Boeing 737.1 photo
1992 Boeing 737
Cyprus
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Listed 3w ago
Exterior view of a 2019 Boeing 737.1 photo
2019 Boeing 737
Cyprus
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Listed 3w ago

Flight activity

(249 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
27
90 days to 24 Aug 2026
249
Last seen
23 Aug 2026
Tracked since
26 May 2026

Frequent routes: KDEN → KDEN (1) · KDSM → KSFO (1) · KEWR → KAUS (1)

  • … → KORD23 Aug 2026 · 1h 40m
  • … → KATL23 Aug 2026 · 1h 19m
  • … → KORD23 Aug 2026 · 4h 51m
  • … → KORD22 Aug 2026 · 13h 02m
  • … → KORD22 Aug 2026 · 13h 10m
  • … → KORD22 Aug 2026 · 1h 50m
  • … → KIAD22 Aug 2026 · 1h 29m
  • … → KORD21 Aug 2026 · 3h 16m
  • Tracked flight21 Aug 2026 · 3h 05m
  • … → KIAD20 Aug 2026 · 7h 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.

How common is this aircraft?
12,381Boeing 737 registered worldwide

Common. One of the most common aircraft types we track.

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Other 737 airframes by tail number — same model as N77431.

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Registration history

(1)
  • N77431USACTIVE
    UNITED AIRLINES INC
    2009 – 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 Airlines
    Operator
    2026 – present
About N77431
What type of aircraft is N77431?

N77431 is a Boeing 737, built in 2009.

Where is N77431 registered?

N77431 is currently registered in United States (US).

What is the MSN of N77431?

The manufacturer serial number (MSN) of N77431 is 32833.

What is the ICAO24 (Mode S) code for N77431?

N77431's ICAO24 hex code is AA7ABE.

Is N77431 still airworthy?

N77431's current registry status is Active.