Registry / Boeing / 737-724 / N13720

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N13720 V

Boeing 737-724 · 1999 · Chicago, IL

This aircraft — FAA registration facts

N13720 is a 1999 Boeing 737-724 (serial 28939), registered to United Airlines Inc (corporation) in Chicago, IL. Its FAA registration is recorded as v and expires October 2029; the airworthiness certificate dates from February 1999 (27 years ago). It carries 2 Cfm Intl. CFM56 SERIES engines rated at 2,200 hp each (4,400 hp total), the engine on 94% of registered Boeing 737-724s. Its Mode-S transponder broadcasts the ICAO 24-bit address A097E9. It is one of 36 Boeing 737-724 aircraft on the FAA registry. United Airlines Inc holds 1,218 aircraft on the registry.

Registered owner
United Airlines Inc
Owner type
Corporation
Based in
Chicago, IL
Serial number
28939
Year built
1999 · 27 yrs old
Airworthiness class
Standard – Transport
FAA status
V
Mode-S / ICAO24
A097E9 · 50113751 octal
Certificate issued
Mar 1, 1999
Airworthiness date
Feb 25, 1999
Last FAA activity
Sep 9, 2023
Registration expires
Oct 31, 2029
FAA region
Central

Source: FAA aircraft registry (public record). Community reviews and photos below.

Engine on this aircraft

Engine
Cfm Intl. CFM56 SERIES
Engine type
Turbo-fan
Rated power
2,200 hp × 2 (4,400 hp total)
Power per seat
30 hp
FAA engine code
13802

34 of the 36 registered Boeing 737-724 carry this engine (94%), across 3 engine variants on the type.

Source: FAA engine reference (ENGINE.txt), matched on this registration's engine code.

Community facts about N13720

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Flight history & live tracking recent positions on file

ICAO24: a097e9
Last known — 1 week ago UAL1559
Observed 2026-10-13 15:18:08 MST
Auto-refresh • Updated 0s ago
Ground speed
529 kt
Altitude (baro)
39,000 ft
Track
83.0°
Squawk
—
Wind / OAT
—
Autopilot target
—
Lat 41.54508, Lng -92.49371
Map loads when scrolled into view …
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Aircraft Type — ACFTREF 13844BY

Boeing 737-724
Engines: 2
Type: jet
Seats: 149
Category: Standard

Engine — CODE 13802

Manufacturer: Cfm Intl.
Model: CFM56 SERIES
Type: Turbo-fan
Horsepower: 2,200 HP

FAA Registration Record

N-Number: N13720
Serial Number: 28939
Year Manufactured: 1999
ACFTREF Code: 13844BY
Engine Code: 13802
Status: V (V)
Certification: Standard – Transport
Type Aircraft: Fixed Wing Multi Engine (5)
Type Engine: Turbo-fan (5)
Source: master

Documents & resources

Commonly available reference sources for the Boeing 737-724. Always confirm against the manufacturer's current, authoritative publication for your specific aircraft.

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Transponder / ADS-B

Mode S (octal): 50113751
ICAO 24-bit (hex): A097E9

Registrant

United Airlines Inc
Corporation
View all 1,218 aircraft registered to this owner →
Attn: Treasurer Willis Tower
233 S Wacker Dr
Chicago, IL, 60606
FAA Region: Central

Key Dates

Certificate Issued Mar 1, 1999
Airworthiness Feb 25, 1999
Expiration Oct 31, 2029
Last Activity Sep 9, 2023
Data as of Oct 5, 2026

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