Aircraft N23721 Data
1
aircraft record found
N23721
1999 Boeing 737-724, c/n 28940
Latest photos of N23721
Mark Pasqualino
@ KORD
Mark Pasqualino
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@ KEWR
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Recent Routes
NO LIVE DATA
United Airlines
| Time | Callsign | FL | Speed | Heading | Route |
|---|---|---|---|---|---|
| 2026-08-10 21:50 UTC | UAL1069 / UA1069 | FL9 | 145 kt | 274° | — |
| 2026-08-10 18:18 UTC | UAL576 / UA576 | — | 13 kt | 0° |
MSP → ORD
MSP
→
ORD
Minneapolis-st Paul Intl/wold-chamberlain Airport → Chicago O'hare International Airport |
| 2026-08-10 15:46 UTC | UAL2805 / UA2805 | — | 0 kt | 191° | — |
| 2026-08-10 13:16 UTC | UAL2684 / UA2684 | — | 15 kt | 253° | — |
| 2026-08-10 04:54 UTC | UAL1557 / UA1557 | FL6 | 152 kt | 117° | — |
| 2026-08-10 01:58 UTC | UAL1989 / UA1989 | — | 16 kt | 90° | — |
| 2026-08-09 23:24 UTC | UAL1781 / UA1781 | FL11 | 135 kt | 313° | — |
| 2026-08-09 16:32 UTC | UAL2032 / UA2032 | FL8 | 148 kt | 270° | — |
| 2026-08-09 00:12 UTC | UAL378 / UA378 | FL370 | 391 kt | 281° | — |
| 2026-08-08 20:06 UTC | UAL1888 / UA1888 | — | 13 kt | 90° |
DCA → ORD
DCA
→
ORD
Ronald Reagan Washington Ntl Airport → Chicago O'hare International Airport |
| 2026-08-08 17:12 UTC | UAL519 / UA519 | — | 9 kt | 354° | — |
| 2026-08-08 12:58 UTC | UAL2070 / UA2070 | — | 10 kt | 191° |
IAD → ORD
IAD
→
ORD
Washington Dulles International Airport → Chicago O'hare International Airport |
| 2026-08-08 04:04 UTC | UAL376 / UA376 | — | 8 kt | 298° | — |
| 2026-08-07 20:20 UTC | UAL2746 / UA2746 | — | 3 kt | 180° | — |
| 2026-08-07 15:56 UTC | UAL204 / UA204 | — | 1 kt | 354° | — |
Live location data from OpenSky Network
Airframe Info
| Manufacturer | Boeing |
| Model | 737-724 Search all Boeing 737-724 |
| Year built | 1999 |
| Construction Number (C/N) | 28940 |
| Aircraft Type | Fixed wing multi engine |
| Number of Seats | 149 |
| Number of Engines | 2 |
| Engine Type | Turbofan |
| Engine Manufacturer and Model | CFM International CFM56-7B2 |
Aircraft
| Registration Number | N23721 |
| Mode S (ICAO24) Code | a22539 |
| Certification Class | Standard |
| Certification Issued | 1999-03-10 |
| Air Worthiness Test | 1999-03-09 |
| Last Action Taken | 2023-09-09 |
| Current Status | Valid |
Owner
| Registration Type | Corporation |
| Owner | UNITED AIRLINES INC |
| Address |
233 S Wacker Dr Chicago, IL 606067147 United States |
| Region | Great Lakes |