| FlightID | ModeS Hex Code | Registration | Aircraft | Category | Airline/Operator | Callsign | Route | Time Last Seen | Possibly Landed |
|---|---|---|---|---|---|---|---|---|---|
| 3563261 | A12378 | N17233 | 737NG 824/W (B738) | Jet | United Airlines | UAL521 | KBOS (BOS) to KEWR (EWR) | 2023-06-01 21:00:19 | |
| 3558141 | A0BF8C | N14731 | 737NG 724/W (B737) | Jet | United Airlines | UAL521 | KBOS (BOS) to KEWR (EWR) | 2023-05-31 21:15:28 | |
| 3552967 | A49F87 | N39726 | 737NG 724/W (B737) | Jet | United Airlines | UAL521 | KBOS (BOS) to KEWR (EWR) | 2023-05-30 20:53:07 | |
| 3548017 | A0E751 | N15751 | 737NG 71Q/W (B737) | Jet | United Airlines | UAL521 | KBOS (BOS) to KEWR (EWR) | 2023-05-29 20:44:27 | |
| 3539019 | A2C338 | N27724 | 737NG 724/W (B737) | Jet | United Airlines | UAL521 | KBOS (BOS) to KEWR (EWR) | 2023-05-27 20:40:20 | |
| 3530372 | A2C336 | N27722 | 737NG 724/W (B737) | Jet | United Airlines | UAL521 | KBOS (BOS) to KEWR (EWR) | 2023-05-25 20:39:00 | |
| 3525300 | A2C338 | N27724 | 737NG 724/W (B737) | Jet | United Airlines | UAL521 | KBOS (BOS) to KEWR (EWR) | 2023-05-24 20:38:27 | |
| 3520570 | A273F5 | N25705 | 737NG 724/W (B737) | Jet | United Airlines | UAL521 | KBOS (BOS) to KEWR (EWR) | 2023-05-23 20:43:11 | |
| 3510731 | A070D7 | N12754 | 737NG 7V3/W (B737) | Jet | United Airlines | UAL521 | KBOS (BOS) to KEWR (EWR) | 2023-05-21 20:44:05 | |
| 3506006 | A097CC | N13716 | 737NG 724/W (B737) | Jet | United Airlines | UAL521 | KBOS (BOS) to KEWR (EWR) | 2023-05-20 20:39:03 | |
| 3502723 | A13651 | N17753 | 737NG 7V3/W (B737) | Jet | United Airlines | UAL521 | KBOS (BOS) to KEWR (EWR) | 2023-05-19 20:59:28 | |
| 3497775 | A31216 | N29717 | 737NG 724/W (B737) | Jet | United Airlines | UAL521 | KBOS (BOS) to KEWR (EWR) | 2023-05-18 20:40:47 | |
| 3492522 | A0E751 | N15751 | 737NG 71Q/W (B737) | Jet | United Airlines | UAL521 | KBOS (BOS) to KEWR (EWR) | 2023-05-17 20:45:34 | |
| 3488007 | A10E8B | N16732 | 737NG 724/W (B737) | Jet | United Airlines | UAL521 | KBOS (BOS) to KEWR (EWR) | 2023-05-16 22:58:45 | |
| 3482706 | A24C77 | N24706 | 737NG 724/W (B737) | Jet | United Airlines | UAL521 | KBOS (BOS) to KEWR (EWR) | 2023-05-15 20:58:10 | |
| 3477897 | A837A6 | N62895 | 737NG 900ER/W (B739) | Jet | United Airlines | UAL521 | KBOS (BOS) to KEWR (EWR) | 2023-05-14 21:20:01 | |
| 3473535 | A0E751 | N15751 | 737NG 71Q/W (B737) | Jet | United Airlines | UAL521 | KBOS (BOS) to KEWR (EWR) | 2023-05-13 21:42:35 | |
| 3469068 | A24C99 | N24715 | 737NG 724/W (B737) | Jet | United Airlines | UAL521 | KBOS (BOS) to KEWR (EWR) | 2023-05-12 21:16:26 | |
| 3463948 | A2C336 | N27722 | 737NG 724/W (B737) | Jet | United Airlines | UAL521 | KBOS (BOS) to KEWR (EWR) | 2023-05-11 21:01:22 | |
| 3458788 | A49F89 | N39728 | 737NG 724/W (B737) | Jet | United Airlines | UAL521 | KBOS (BOS) to KEWR (EWR) | 2023-05-10 20:53:11 | |
| 3453801 | A2C336 | N27722 | 737NG 724/W (B737) | Jet | United Airlines | UAL521 | KBOS (BOS) to KEWR (EWR) | 2023-05-09 20:32:04 | |
| 3448831 | A0BF8C | N14731 | 737NG 724/W (B737) | Jet | United Airlines | UAL521 | KBOS (BOS) to KEWR (EWR) | 2023-05-08 20:33:55 | |
| 3443948 | A10E23 | N16703 | 737NG 724/W (B737) | Jet | United Airlines | UAL521 | KBOS (BOS) to KEWR (EWR) | 2023-05-07 20:35:27 | |
| 3439562 | A3B268 | N33714 | 737NG 724/W (B737) | Jet | United Airlines | UAL521 | KBOS (BOS) to KEWR (EWR) | 2023-05-06 20:50:46 | |
| 3435430 | A5CC13 | N47282 | 737MAX 8 (B38M) | Jet | United Airlines | UAL521 | KBOS (BOS) to KEWR (EWR) | 2023-05-05 20:58:59 |