| FlightID | ModeS Hex Code | Registration | Aircraft | Category | Airline/Operator | Callsign | Route | Time Last Seen | Possibly Landed |
|---|---|---|---|---|---|---|---|---|---|
| 99991355248 | A22539 | N23721 | 737NG 724/W (B737) | Jet | United Airlines | UAL439 | KBOS (BOS) to KORD (ORD) | 2020-02-26 20:39:28 | |
| 99991350832 | A8FC72 | N67845 | 737NG 924ER/W (B739) | Jet | United Airlines | UAL439 | KBOS (BOS) to KORD (ORD) | 2020-02-25 19:53:40 | |
| 99991346520 | A4945F | N39423 | 737NG 924ER/W (B739) | Jet | United Airlines | UAL439 | KBOS (BOS) to KORD (ORD) | 2020-02-24 20:10:24 | |
| 99991341994 | A4C0F7 | N405UA | A320 232 (A320) | Jet | United Airlines | UAL439 | KBOS (BOS) to KORD (ORD) | 2020-02-23 20:06:22 | |
| 99991335814 | A8102A | N61898 | 737NG 900ER/W (B739) | Jet | United Airlines | UAL439 | KBOS (BOS) to KORD (ORD) | 2020-02-21 20:07:25 | |
| 99991331020 | A837A5 | N62894 | 737NG 924ER/W (B739) | Jet | United Airlines | UAL439 | KBOS (BOS) to KORD (ORD) | 2020-02-20 20:07:23 | |
| 99991328010 | A8D4D2 | N66837 | 737NG 924ER/W (B739) | Jet | United Airlines | UAL439 | KBOS (BOS) to KORD (ORD) | 2020-02-19 20:15:14 | |
| 99991323495 | A923CF | N68836 | 737NG 924ER/W (B739) | Jet | United Airlines | UAL439 | KBOS (BOS) to KORD (ORD) | 2020-02-18 20:36:09 | |
| 99991318996 | A8102A | N61898 | 737NG 900ER/W (B739) | Jet | United Airlines | UAL439 | KBOS (BOS) to KORD (ORD) | 2020-02-17 20:27:16 | |
| 99991314591 | A51B1A | N428UA | A320 232 (A320) | Jet | United Airlines | UAL439 | KBOS (BOS) to KORD (ORD) | 2020-02-16 20:13:23 | |
| 99991307308 | A8856D | N64809 | 737NG 924ER/W (B739) | Jet | United Airlines | UAL439 | KBOS (BOS) to KORD (ORD) | 2020-02-14 20:04:12 | |
| 99991302641 | A923A7 | N68821 | 737NG 924ER/W (B739) | Jet | United Airlines | UAL439 | KBOS (BOS) to KORD (ORD) | 2020-02-13 22:13:18 | |
| 99991297750 | A923EE | N68842 | 737NG 924ER/W (B739) | Jet | United Airlines | UAL439 | KBOS (BOS) to KORD (ORD) | 2020-02-12 20:21:34 | |
| 99991293398 | A445F2 | N37468 | 737NG 924ER/W (B739) | Jet | United Airlines | UAL439 | KBOS (BOS) to KORD (ORD) | 2020-02-11 20:17:34 | |
| 99991288874 | A98D7E | N71411 | 737NG 924/W (B739) | Jet | United Airlines | UAL439 | KBOS (BOS) to KORD (ORD) | 2020-02-10 20:09:46 | |
| 99991284435 | A62F93 | N498UA | A320 232 (A320) | Jet | United Airlines | UAL439 | KBOS (BOS) to KORD (ORD) | 2020-02-09 20:22:45 | |
| 99991277099 | A46D47 | N38451 | 737NG 924ER/W (B739) | Jet | United Airlines | UAL439 | KBOS (BOS) to KORD (ORD) | 2020-02-07 20:23:01 | |
| 99991273035 | A43E83 | N37267 | 737NG 824/W (B738) | Jet | United Airlines | UAL439 | KBOS (BOS) to KORD (ORD) | 2020-02-06 21:16:08 | |
| 99991268628 | AA2BC1 | N75432 | 737NG 924ER/W (B739) | Jet | United Airlines | UAL439 | KBOS (BOS) to KORD (ORD) | 2020-02-05 20:15:45 | |
| 99991264032 | A8D4AD | N66825 | 737NG 924ER/W (B739) | Jet | United Airlines | UAL439 | KBOS (BOS) to KORD (ORD) | 2020-02-04 20:10:17 | |
| 99991259597 | A94B48 | N69830 | 737NG 924ER/W (B739) | Jet | United Airlines | UAL439 | KBOS (BOS) to KORD (ORD) | 2020-02-03 20:09:16 | |
| 99991255314 | A50887 | N423UA | A320 232 (A320) | Jet | United Airlines | UAL439 | KBOS (BOS) to KORD (ORD) | 2020-02-02 20:12:32 | |
| 99991248323 | A9DCE9 | N73445 | 737NG 924ER/W (B739) | Jet | United Airlines | UAL439 | KBOS (BOS) to KORD (ORD) | 2020-01-31 19:46:02 | |
| 99991244058 | A8D4B0 | N66828 | 737NG 924ER/W (B739) | Jet | United Airlines | UAL439 | KBOS (BOS) to KORD (ORD) | 2020-01-30 20:40:30 | |
| 99991239202 | A49441 | N39418 | 737NG 924ER/W (B739) | Jet | United Airlines | UAL439 | KBOS (BOS) to KORD (ORD) | 2020-01-29 20:01:25 |