| FlightID | ModeS Hex Code | Registration | Aircraft | Category | Airline/Operator | Callsign | Route | Time Last Seen | Possibly Landed |
|---|---|---|---|---|---|---|---|---|---|
| 4132290 | A81000 | N61881 | 737NG 924ER/W (B739) | Jet | United Airlines | UAL621 | KBOS (BOS) to KORD (ORD) | 2023-09-24 08:59:39 | |
| 4127500 | A494EB | N39463 | 737NG 924ER/W (B739) | Jet | United Airlines | UAL621 | KBOS (BOS) to KORD (ORD) | 2023-09-23 08:55:38 | |
| 4121936 | A2E045 | N28478 | 737NG 924ER/W (B739) | Jet | United Airlines | UAL621 | KBOS (BOS) to KORD (ORD) | 2023-09-22 09:02:43 | |
| 4116502 | A2B810 | N27421 | 737NG 924ER/W (B739) | Jet | United Airlines | UAL621 | KBOS (BOS) to KORD (ORD) | 2023-09-21 09:08:28 | |
| 4100871 | A46D4A | N38454 | 737NG 924ER/W (B739) | Jet | United Airlines | UAL621 | KBOS (BOS) to KORD (ORD) | 2023-09-18 09:16:47 | |
| 4095660 | A923A9 | N68823 | 737NG 924ER/W (B739) | Jet | United Airlines | UAL621 | KBOS (BOS) to KORD (ORD) | 2023-09-17 09:16:18 | |
| 4085924 | A94AE5 | N69806 | 737NG 924ER/W (B739) | Jet | United Airlines | UAL621 | KBOS (BOS) to KORD (ORD) | 2023-09-15 09:10:15 | |
| 4080967 | A46D47 | N38451 | 737NG 924ER/W (B739) | Jet | United Airlines | UAL621 | KBOS (BOS) to KORD (ORD) | 2023-09-14 10:40:15 | |
| 4064997 | A885F4 | N64844 | 737NG 924ER/W (B739) | Jet | United Airlines | UAL621 | KBOS (BOS) to KORD (ORD) | 2023-09-11 09:26:29 | |
| 4060244 | A2B810 | N27421 | 737NG 924ER/W (B739) | Jet | United Airlines | UAL621 | KBOS (BOS) to KORD (ORD) | 2023-09-10 10:35:28 | |
| 4055881 | A94B51 | N69839 | 737NG 924ER/W (B739) | Jet | United Airlines | UAL621 | KBOS (BOS) to KORD (ORD) | 2023-09-09 09:09:59 | |
| 4051153 | A8856D | N64809 | 737NG 924ER/W (B739) | Jet | United Airlines | UAL621 | KBOS (BOS) to KORD (ORD) | 2023-09-08 09:03:33 | |
| 4046588 | A837A3 | N62892 | 737NG 924ER/W (B739) | Jet | United Airlines | UAL621 | KBOS (BOS) to KORD (ORD) | 2023-09-07 09:06:11 | |
| 4036259 | A2B10B | N27251 | 737MAX 8 (B38M) | Jet | United Airlines | UAL621 | KBOS (BOS) to KORD (ORD) | 2023-09-05 09:01:15 | |
| 4030044 | AA73B9 | N77261 | 737NG 824/W (B738) | Jet | United Airlines | UAL621 | KBOS (BOS) to KORD (ORD) | 2023-09-04 09:09:47 | |
| 4025253 | A0ACBB | N14219 | 737NG 824/W (B738) | Jet | United Airlines | UAL621 | KBOS (BOS) to KORD (ORD) | 2023-09-03 09:09:14 | |
| 4020703 | AB9B9D | N847UA | A319 131 (A319) | Jet | United Airlines | UAL621 | KBOS (BOS) to KORD (ORD) | 2023-09-02 09:24:05 | |
| 4015209 | A05E02 | N12238 | 737NG 824/W (B738) | Jet | United Airlines | UAL621 | KBOS (BOS) to KORD (ORD) | 2023-09-01 09:03:55 | |
| 4009745 | A0ACFD | N14235 | 737NG 824/W (B738) | Jet | United Airlines | UAL621 | KBOS (BOS) to KORD (ORD) | 2023-08-31 09:19:37 | |
| 4004601 | A43E5B | N37252 | 737NG 824/W (B738) | Jet | United Airlines | UAL621 | KBOS (BOS) to KORD (ORD) | 2023-08-30 09:30:47 | |
| 3999167 | AAA590 | N78506 | 737NG 824/W (B738) | Jet | United Airlines | UAL621 | KBOS (BOS) to KORD (ORD) | 2023-08-29 09:22:50 | |
| 3993496 | A0AD3E | N14250 | 737NG 824/W (B738) | Jet | United Airlines | UAL621 | KBOS (BOS) to KORD (ORD) | 2023-08-28 09:25:12 | |
| 3988056 | A4453E | N37413 | 737NG 924ER/W (B739) | Jet | United Airlines | UAL621 | KBOS (BOS) to KORD (ORD) | 2023-08-27 09:12:52 | |
| 3983826 | AB19FB | N814UA | A319 131 (A319) | Jet | United Airlines | UAL621 | KBOS (BOS) to KORD (ORD) | 2023-08-26 09:28:30 | |
| 3978669 | A9D5DF | N73270 | 737NG 824/W (B738) | Jet | United Airlines | UAL621 | KBOS (BOS) to KORD (ORD) | 2023-08-25 09:33:34 |