Flight
UAL3923
Flight history and live tracking for UAL3923, operated by United Airlines. Recent flights from the PlaneTrack independent receiver network, with departure and arrival times, aircraft used, and a real-time position feed.
Next flight
| Date | Sun 04 Oct 2026 |
| Route | MDSD LAS AMERICAS INTERNATIONAL → KEWR NEWARK LIBERTY INTERNATIONAL |
| Estimated arrival | 14:57 EDT |
| Aircraft | N37548 B39M |
| Also scheduled | Mon 05 Oct 21:00 AST |
Scheduled and estimated times from the FAA SWIM feed, local to each airport.
Route
| Airline | United Airlines |
| Observed route | KUGN → KORD |
Flight history 80 flights since Aug 2025
| Date | From | To | Dep | Arr | Duration | Aircraft |
|---|---|---|---|---|---|---|
| 2026-10-02 | KDJT President Donald J. Trump International Airport | KEWR NEWARK LIBERTY INTERNATIONAL | 11:17 EDT | 13:36 EDT | 2h 19m | N37365 |
| 2026-09-27 | KSEA SEATTLE TACOMA INTERNATIONAL | KORD CHICAGO OHARE INTERNATIONAL | 19:01 PDT | 00:18 CDT | 3h 17m | N17475 |
| 2026-09-24estimated | KIAD | ? | 15:17 EDT | 20:44Z | 1h 27m | N797UA |
| 2026-09-22 | KSEA | KEWR | 17:20 PDT | 08:50 EDT | 12h 29m | A126ED |
| 2026-09-21 | ? | KEWR | 01:40Z | 23:46 EDT | 2h 06m | N69063 |
| 2026-09-20estimated | ? | ? | 18:52Z | 20:54Z | 2h 02m | N69063 |
| 2026-09-18 | LIMC | ? | 11:54 CEST | 18:28Z | 8h 34m | N17002 |
| 2026-09-16estimated | PANC | KIAD | 23:46 AKDT | 11:34 EDT | 7h 47m | N644UA |
| 2026-09-12 | KDCA | ? | 20:13 EDT | 03:32Z | 3h 18m | N73860 |
| 2026-09-09estimated | KUGN | KORD | 09:18 CDT | 10:24 CDT | 1h 05m | N494UA |
| 2026-09-06estimated | ? | ? | 00:26Z | 03:18Z | 2h 51m | A7F4EF |
Earlier flights (69) - back to 2025-08-16
| Date | From | To | Dep | Arr | Duration | Aircraft |
|---|---|---|---|---|---|---|
| 2026-09-03estimated | KSFO | KIAH | 17:00 PDT | 21:20 CDT | 2h 19m | N16713 |
| 2026-08-30estimated | PANC | KIAD | 19:20 AKDT | 00:38 EDT | 1h 17m | N37427 |
| 2026-08-27 | KTPA | KMCO | 07:19 EDT | 07:54 EDT | 0h 34m | N37553 |
| 2026-08-24estimated | ? | ? | 15:20Z | 16:08Z | 0h 47m | N477UA |
| 2026-08-23estimated | KORD | KSFO | 08:19 CDT | 07:28 PDT | 1h 08m | N68817 |
| 2026-08-22estimated | ? | ? | 12:38Z | 22:09Z | 9h 30m | N685UA |
| 2026-08-19estimated | KIAD | ? | 14:35 EDT | 19:46Z | 1h 10m | N66051 |
| 2026-08-16estimated | ? | ? | 16:03Z | 23:24Z | 7h 20m | N57864 |
| 2026-08-14estimated | ? | ? | 04:10Z | 05:34Z | 1h 24m | N57864 |
| 2026-07-23estimated | KIAD | ? | 09:05 EDT | 13:56Z | 0h 51m | N13138 |
| 2026-07-16estimated | ? | ? | 03:03Z | 06:18Z | 3h 15m | N29961 |
| 2026-07-06estimated | PANC | KIAD | 21:03 AKDT | 09:51 EDT | 8h 47m | A12735 |
| 2026-07-04 | KBNA | KIAD | 14:00 CDT | 16:30 EDT | 1h 29m | N451UA |
| 2026-07-01 | KORD | KRFD | 23:36 CDT | 23:56 CDT | 0h 19m | N69835 |
| 2026-06-29estimated | KORD | KSFO | 05:02 CDT | 04:48 PDT | 1h 45m | N28987 |
| 2026-06-26 | KORD | KSFO | 23:52 CDT | 02:02 PDT | 4h 09m | N774UA |
| 2026-06-21estimated | KUGN | KORD | 07:03 CDT | 07:48 CDT | 0h 44m | N17719 |
| 2026-06-18estimated | KSFO | KIAH | 12:49 PDT | 18:08 CDT | 3h 18m | N227UA |
| 2026-05-24estimated | MKJS | KIAH | 09:33 EST | 12:36 CDT | 3h 02m | N37532 |
| 2026-05-10partial | KSFO | ? | 05:50 PDT | N2644U | ||
| 2026-05-07estimated | MHPL | KIAH | 03:20 CST | 06:58 CDT | 2h 37m | A44214 |
| 2026-05-04estimated | KEWR | KORD | 20:18 EDT | 21:14 CDT | 1h 55m | A12A7B |
| 2026-05-03 | KBFI | KDEN | 17:00 PDT | 20:08 MDT | 2h 07m | A12F6D |
| 2026-04-30 | KIAD | KEWR | 13:45 EDT | 16:14 EDT | 2h 28m | N47512 |
| 2026-04-20estimated | PANC | KIAD | 09:11 AKDT | 14:18 EDT | 1h 06m | N654UA |
| 2026-04-13 | KORD | KIAH | 21:55 CDT | 00:22 CDT | 2h 26m | A2454F |
| 2026-04-11 | KIAH | KPHX | 13:24 CDT | 14:06 MST | 2h 41m | N67812 |
| 2026-04-04estimated | KIAD | ? | 15:08 EDT | 20:06Z | 0h 57m | N14107 |
| 2026-04-02estimated | ? | KSFO | 00:38Z | 19:38 PDT | 2h 00m | A12B09 |
| 2026-03-30 | KIAH | KORD | 15:12 CDT | 17:12 CDT | 1h 59m | N662UA |
| 2026-03-15 | KIAD | KIAH | 20:04 EDT | 00:08 CDT | 5h 03m | N78013 |
| 2026-03-10 | VHHH | KSFO | 15:06 HKT | 12:00 PDT | 11h 53m | N227UA |
| 2026-03-09 | KLAX | KIAH | 19:49 PDT | 00:54 CDT | 3h 04m | N62884 |
| 2026-03-02 | KLAX | KSFO | 17:07 PST | 18:40 PST | 1h 33m | N20904 |
| 2026-02-24 | KCLE | KMIA | 21:06 EST | 08:00 EST | 10h 53m | N17229 |
| 2026-02-18estimated | KUGN | KORD | 20:48 CST | 22:28 CST | 1h 39m | N459UA |
| 2026-02-16 | KLAX | KORD | 23:41 PST | 04:58 CST | 3h 16m | N29971 |
| 2026-02-14estimated | KIAH | ? | 05:51 CST | 12:24Z | 0h 32m | N37542 |
| 2026-02-11 | KMCO | KORD | 22:15 EST | 23:54 CST | 2h 38m | A6ED61 |
| 2026-02-06 | KTPA | KEWR | 13:45 EST | 16:14 EST | 2h 28m | A6EDE5 |
| 2026-02-01 | SBGR | KORD | 23:31 -03 | 07:16 CST | 10h 45m | N14011 |
| 2026-01-29estimated | KTPA | KMCO | 19:00 EST | 19:24 EST | 0h 23m | A44540 |
| 2026-01-28estimated | ? | ? | 21:47Z | 23:58Z | 2h 11m | A44540 |
| 2026-01-26 | KMCO | KIAH | 06:53 EST | 08:10 CST | 2h 17m | A2452A |
| 2026-01-25 | KEWR | KRSW | 08:34 EST | 11:36 EST | 3h 01m | N47512 |
| 2026-01-24 | KLAX | KSAN | 06:32 PST | 07:18 PST | 0h 46m | A24529 |
| 2026-01-22 | KIAH | KSAT | 07:04 CST | 07:46 CST | 0h 41m | N13248 |
| 2026-01-20 | KEWR | KDEN | 06:54 EST | 08:54 MST | 3h 59m | N21108 |
| 2026-01-05estimated | KLDJ | ? | 07:39 EST | 13:48Z | 1h 08m | A5D28C |
| 2025-12-31 | KLAX | KNTK | 06:47 PST | 07:16 PST | 0h 28m | N27256 |
| 2025-12-28estimated | ? | ? | 21:06Z | 23:58Z | 2h 52m | N37549 |
| 2025-12-27 | KRSW | KORD | 10:03 EST | 11:58 CST | 2h 54m | N73275 |
| 2025-12-26 | KLAX | KLAS | 06:26 PST | 07:46 PST | 1h 19m | N474UA |
| 2025-12-24 | MMUN | KORD | 13:41 EST | 16:00 CST | 3h 19m | A0B7DC |
| 2025-12-21estimated | KUGN | KORD | 18:02 CST | 19:24 CST | 1h 22m | N473UA |
| 2025-12-20estimated | CYEG | ? | 15:31 MST | 23:58Z | 1h 26m | N473UA |
| 2025-12-17 | KEWR | KIAH | 11:59 EST | 14:38 CST | 3h 39m | N38955 |
| 2025-12-02estimated | KSFO | KIAH | 16:46 PST | 21:38 CST | 2h 52m | N65832 |
| 2025-11-26estimated | KUGN | KORD | 00:34 CST | 03:50 CST | 3h 15m | N75851 |
| 2025-10-29 | EIDW | KEWR | 15:13 GMT | 18:24 EDT | 7h 10m | N12114 |
| 2025-10-27 | KORD | KMSN | 06:39 CDT | 07:02 CDT | 0h 22m | N73283 |
| 2025-10-26estimated | KUGN | KORD | 19:00 CDT | 19:40 CDT | 0h 40m | N898UA |
| 2025-10-25 | KSEA | ? | 14:14 PDT | 23:58Z | 2h 43m | N898UA |
| 2025-10-15 | KORD | KMSP | 05:49 CDT | 07:06 CDT | 1h 16m | N66814 |
| 2025-10-07 | KMCO | KRIC | 12:15 EDT | 13:48 EDT | 1h 32m | AA7F05 |
| 2025-10-02 | KTPA | ? | 10:31 EDT | 15:36Z | 1h 05m | A0B849 |
| 2025-09-22 | KSFO San Francisco International | ? | 09:33 PDT | 17:40Z | 1h 06m | AA6103 |
| 2025-08-24 | ? | KDEN | 13:35Z | 09:20 MDT | 1h 44m | N76504 |
| 2025-08-16 | KDEN | KSFO | 06:01 MDT | 07:42 PDT | 2h 40m | N452UA |
Times are local to each airport. Hover for UTC. Flights marked estimated were completed with route prediction or partial coverage; partial records have a confirmed departure but no reliable arrival fix.
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Data access
Live positions and 365-day history for this flight are available through the PlaneTrack API (commercial use from $29/month) and as one-off CSV extracts from our archive (from $9.99, with a free one-day sample). Questions: [email protected]