N25705 - 1998 Boeing 737-724 Aircraft Registration

B37M

1998 BOEING 737-724

Aircraft Description

N25705 is a 1998 Boeing 737-724, a twin-engine turbo-fan aircraft registered to United Airlines INC in Chicago, IL. This aircraft holds a standard airworthiness certificate issued by the Federal Aviation Administration on May 12, 1998. The registration certificate was issued on March 22, 2017. The registration is set to expire on March 31, 2030. Powered by a Ama/expr UNKNOWN ENG engine, N25705 is. The aircraft's Mode S transponder code is A273F5 (hex), used for ADS-B identification and flight tracking. N25705 was last tracked by AviatorDB near Chicago O'hare International Airport (KORD) on April 2, 2026. The FAA registry record for N25705 was last updated on February 24, 2023. AviatorDB monitors aircraft positions through ADS-B surveillance data and updates records as new position data is received.

The Boeing Company, headquartered in Arlington, Virginia, is one of the world's largest aerospace companies. Boeing has manufactured commercial airliners, military aircraft, and space vehicles since 1916, with iconic products including the 737, 747, 767, 777, and 787 Dreamliner. AviatorDB tracks 6,953 Boeing aircraft currently registered in the FAA database, including the 737-724 model.

AviatorDB has found no NTSB accident or incident reports involving N25705. AviatorDB cross-references all FAA registration data with NTSB accident and incident reports, providing a comprehensive safety overview for every registered aircraft in the United States.

Model Year
1998
Manufacturer
BOEING
Model
737-724
Type Aircraft
Fixed Wing Multi Engine
ICAO Type Code
B37M737 MAX 7
Weight Class
20,000+ lbs
Airworthiness Date
May 12, 1998
Classification
Standard Transport Category
Type Registration
Corporation
Status
Valid Registration
Cert Issue Date
March 22, 2017

Registered Owner

Name
UNITED AIRLINES INC
Address
233 S WACKER DR
City
CHICAGO
State / Zip Code
Illinois60606-7147
Country
United States

Operator / Airline

Operator
United Airlines Inc
ICAO Code
UAL

Powerplant & Avionics

Engine Type
Turbo-fan
Number of Engines
2
Engine Manufacturer
AMA/EXPR
Engine Model
UNKNOWN ENG
Mode S Code (Oct)
50471765
Mode S Code (Hex)
A273F5

Additional Details

Registration
N25705
Serial Number
28766
Number of Engines
2
Number of Seats
149
Expiration Date
March 31, 2030
Last Action Date
February 24, 2023
Last Update Date
January 19, 2026
Unique ID
00936961

Last Known Position

Date
April 6, 2026 (UTC 23:35:59)
Airport
Latitude
41.981029
Longitude
-87.908637

Data Source

Data provided by the US Federal Aviation Administration. View on FAA.gov

Last updated: 2026-04-01 01:32:20 UTC