Flight
UPS421
Flight history and live tracking for UPS421, operated by United Parcel Service. Recent flights from the PlaneTrack independent receiver network, with departure and arrival times, aircraft used, and a real-time position feed.
Route
| Airline | United Parcel Service |
| Observed route | MKJS → KMIA |
Flight history 29 flights since Dec 2025
| Date | From | To | Dep | Arr | Duration | Aircraft |
|---|---|---|---|---|---|---|
| 2026-10-04estimated | MKJS | KMIA | 04:02 EST | 08:10 EDT | 3h 07m | N353UP |
Earlier flights (28) - back to 2025-12-11
| Date | From | To | Dep | Arr | Duration | Aircraft |
|---|---|---|---|---|---|---|
| 2026-08-30estimated | MKJS | KMIA | 06:33 EST | 08:44 EDT | 1h 10m | N325UP |
| 2026-08-23estimated | MKJS | KMIA | 05:39 EST | 07:52 EDT | 1h 12m | N326UP |
| 2026-08-16estimated | ? | ? | 08:58Z | 11:40Z | 2h 41m | N342UP |
| 2026-07-12estimated | SKGY | ? | 04:11 -05 | 14:12Z | 5h 00m | N346UP |
| 2026-07-05estimated | SKGY | ? | 04:08 -05 | 11:28Z | 2h 19m | A4683F |
| 2026-06-28estimated | SKGY | ? | 03:58 -05 | 13:48Z | 4h 49m | N316UP |
| 2026-06-21estimated | MKTP | ? | 06:22 EST | 12:32Z | 1h 09m | N318UP |
| 2026-06-14estimated | MKJS | ? | 05:59 EST | 12:02Z | 1h 02m | N337UP |
| 2026-05-24estimated | MKJS | KMIA | 05:54 EST | 08:08 EDT | 1h 13m | N360UP |
| 2026-05-10estimated | SKGY | KMIA | 04:03 -05 | 07:58 EDT | 2h 55m | N357UP |
| 2026-05-03estimated | SKGY | KMIA | 04:11 -05 | 08:14 EDT | 3h 02m | N354UP |
| 2026-04-26estimated | SKGY | KMIA | 03:59 -05 | 08:04 EDT | 3h 04m | N322UP |
| 2026-04-19estimated | MKJS | KMIA | 05:44 EST | 08:02 EDT | 1h 17m | N346UP |
| 2026-04-12estimated | MKJS | KMIA | 05:55 EST | 08:08 EDT | 1h 12m | N305UP |
| 2026-04-05estimated | MKJS | KMIA | 04:23 EST | 08:28 EDT | 3h 04m | N355UP |
| 2026-03-29estimated | MKJS | KMIA | 06:00 EST | 08:10 EDT | 1h 09m | N345UP |
| 2026-03-15estimated | ? | ? | 11:53Z | 14:54Z | 3h 00m | N302UP |
| 2026-03-08estimated | MKJS | KMIA | 05:48 EST | 08:44 EDT | 1h 55m | N357UP |
| 2026-03-01estimated | MKJS | KMIA | 06:12 EST | 08:02 EST | 1h 49m | N322UP |
| 2026-02-22estimated | MKJS | KMIA | 06:48 EST | 08:44 EST | 1h 55m | N349UP |
| 2026-02-01estimated | MKJS | KMIA | 06:52 EST | 08:16 EST | 1h 24m | N346UP |
| 2026-01-25estimated | MKJS | KMIA | 07:00 EST | 08:34 EST | 1h 33m | N337UP |
| 2026-01-04estimated | MKJS | KMIA | 05:39 EST | 07:24 EST | 1h 44m | N354UP |
| 2025-12-28estimated | MKJS | KMIA | 06:24 EST | 08:08 EST | 1h 43m | N307UP |
| 2025-12-21estimated | MKJS | KMIA | 06:37 EST | 08:02 EST | 1h 24m | N302UP |
| 2025-12-18estimated | MKJS | KMIA | 15:52 EST | 17:40 EST | 1h 47m | N459UP |
| 2025-12-14estimated | MKJS | KMIA | 06:01 EST | 07:44 EST | 1h 42m | N302UP |
| 2025-12-11estimated | MKJS | KMIA | 15:32 EST | 17:20 EST | 1h 47m | N458UP |
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]