| FlightID | ModeS Hex Code | Registration | Aircraft | Category | Airline/Operator | Callsign | Route | Time Last Seen | Possibly Landed |
|---|---|---|---|---|---|---|---|---|---|
| 1078866 | AACD50 | N79521 | Boeing 737NG 824/W (B738) | Jet | United Airlines | UAL721 | KLAX (LAX) to KBOS (BOS) | 2024-11-19 11:27:31 | |
| 1074048 | A9DCE9 | N73445 | Boeing 737NG 924ER/W (B739) | Jet | United Airlines | UAL721 | KLAX (LAX) to KBOS (BOS) | 2024-11-18 11:17:28 | |
| 1069184 | A8E9FD | N67350 | 737MAX 8 (B38M) | Jet | United Airlines | UAL721 | KLAX (LAX) to KBOS (BOS) | 2024-11-17 11:13:37 | |
| 1065154 | AA7E7C | N77538 | Boeing 737NG 800/W (B738) | Jet | United Airlines | UAL721 | KLAX (LAX) to KBOS (BOS) | 2024-11-16 11:21:38 | |
| 1051287 | A0AD1D | N14242 | 737NG 824/W (B738) | Jet | United Airlines | UAL721 | KLAX (LAX) to KBOS (BOS) | 2024-11-13 11:22:28 | |
| 1042200 | AA56D5 | N76523 | Boeing 737NG 824/W (B738) | Jet | United Airlines | UAL721 | KLAX (LAX) to KBOS (BOS) | 2024-11-11 11:24:47 | |
| 1033584 | AA7E36 | N77518 | 737NG 824/W (B738) | Jet | United Airlines | UAL721 | KLAX (LAX) to KBOS (BOS) | 2024-11-09 11:22:03 | |
| 1019393 | AA2BC2 | N75433 | Boeing 737NG 924ER/W (B739) | Jet | United Airlines | UAL721 | KLAX (LAX) to KBOS (BOS) | 2024-11-06 11:07:42 | |
| 1005762 | A05DBC | N12218 | Boeing 737NG 824/W (B738) | Jet | United Airlines | UAL721 | KLAX (LAX) to KBOS (BOS) | 2024-11-03 11:21:19 | |
| 997134 | AA7E74 | N77530 | 737NG 824/W (B738) | Jet | United Airlines | UAL721 | KBOS (BOS) to KIAD (IAD) | 2024-11-01 11:19:17 | |
| 988417 | A23A03 | N24212 | Boeing 737NG 824/W (B738) | Jet | United Airlines | UAL721 | KBOS (BOS) to KIAD (IAD) | 2024-10-30 11:16:31 | |
| 984180 | A1272D | N17331 | Boeing 737 MAX 8 (B38M) | Jet | United Airlines | UAL721 | KBOS (BOS) to KIAD (IAD) | 2024-10-29 11:20:51 | |
| 824437 | A44214 | N37354 | 737MAX 8 (B38M) | Jet | United Airlines | UAL721 | KBOS (BOS) to KIAD (IAD) | 2024-09-27 15:27:50 | |
| 658177 | A2B416 | N27304 | Boeing 737 MAX 8 (B38M) | Jet | United Airlines | UAL721 | KBOS (BOS) to KIAD (IAD) | 2024-08-26 16:25:46 | |
| 621405 | A2B112 | N27258 | Boeing 737 MAX 8 (B38M) | Jet | United Airlines | UAL721 | KBOS (BOS) to KIAD (IAD) | 2024-08-19 17:45:26 | |
| 533439 | A12735 | N17339 | Boeing 737 MAX 8 (B38M) | Jet | United Airlines | UAL721 | KBOS (BOS) to KIAD (IAD) | 2024-08-02 15:45:55 | |
| 472743 | A123E2 | N17264 | Boeing 737 MAX 8 (B38M) | Jet | United Airlines | UAL721 | KBOS (BOS) to KIAD (IAD) | 2024-07-22 17:26:15 | |
| 429202 | A2B45B | N27323 | Boeing 737 MAX 8 (B38M) | Jet | United Airlines | UAL721 | KBOS (BOS) to KIAD (IAD) | 2024-07-14 15:56:53 | |
| 211908 | A8FC73 | N67846 | 737NG 924ER/W (B739) | Jet | United Airlines | UAL721 | KEWR (EWR) to KBOS (BOS) | 2024-05-27 15:22:53 | |
| 198015 | AA7EC2 | N77558 | 737MAX 9 (B39M) | Jet | United Airlines | UAL721 | KEWR (EWR) to KBOS (BOS) | 2024-05-24 15:20:47 | |
| 4030540 | A448D6 | N37507 | 737MAX 9 (B39M) | Jet | United Airlines | UAL721 | KMCI (MCI) to KBOS (BOS) | 2023-09-04 09:43:29 | |
| 4025362 | AC6886 | N899UA | A319 132 (A319) | Jet | United Airlines | UAL721 | KMCI (MCI) to KBOS (BOS) | 2023-09-03 09:15:54 | |
| 4020745 | A50887 | N423UA | A320 232 (A320) | Jet | United Airlines | UAL721 | KMCI (MCI) to KBOS (BOS) | 2023-09-02 09:11:14 | |
| 4015310 | A50C3E | N424UA | A320 232 (A320) | Jet | United Airlines | UAL721 | KMCI (MCI) to KBOS (BOS) | 2023-09-01 09:13:06 | |
| 4009889 | A0E6C4 | N15710 | 737NG 724/W (B737) | Jet | United Airlines | UAL721 | KMCI (MCI) to KBOS (BOS) | 2023-08-31 09:34:59 |