Flight
UAL8121
Flight history and live tracking for UAL8121, 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.
Route
| Airline | United Airlines |
| Observed route | KFLL → KIAD |
Flight history 94 flights since Aug 2025
| Date | From | To | Dep | Arr | Duration | Aircraft |
|---|---|---|---|---|---|---|
| 2026-10-03 | KSFO SAN FRANCISCO INTERNATIONAL | KLAS MC CARRAN INTERNATIONAL | 23:34 PDT | 00:35 PDT | 1h 01m | N17406 |
| 2026-10-02 | KACV California Redwood Coast-Humboldt County Airport | KSFO SAN FRANCISCO INTERNATIONAL | 09:08 PDT | 09:55 PDT | 0h 47m | N485UA |
| 2026-10-01 | KLAX LOS ANGELES INTERNATIONAL | KBOS GENERAL EDWARD LAWRENCE LOGAN INTERNATIONAL | 16:50 PDT | 00:45 EDT | 4h 55m | N27519 |
| 2026-09-29 | KFLL FORT LAUDERDALE HOLLYWOOD INTERNATIONAL | KIAD WASHINGTON DULLES INTERNATIONAL | 12:29 EDT | 14:24 EDT | 1h 55m | N66897 |
| 2026-09-29 | KLAX LOS ANGELES INTERNATIONAL | KBOS GENERAL EDWARD LAWRENCE LOGAN INTERNATIONAL | 18:56 PDT | 03:01 EDT | 5h 05m | N37562 |
| 2026-09-28 | KLAX LOS ANGELES INTERNATIONAL | KBOS GENERAL EDWARD LAWRENCE LOGAN INTERNATIONAL | 18:56 PDT | 03:01 EDT | 5h 05m | |
| 2026-09-28 | KIAH GEORGE BUSH INTCNTL HOUSTON | KPDX PORTLAND INTERNATIONAL | 20:01 CDT | 22:00 PDT | 3h 59m | N47470 |
| 2026-09-20 | KFLL | KIAD | 12:38 EDT | 14:50 EDT | 2h 12m | A75FDF |
| 2026-09-17 | KORD | KPHX | 15:07 CDT | 16:36 MST | 3h 28m | N61882 |
| 2026-09-16 | KFLL | KIAD | 12:14 EDT | 14:16 EDT | 2h 01m | A5D31D |
| 2026-09-13 | KIAD | KTPA | 18:01 EDT | 19:58 EDT | 1h 56m | N68811 |
| 2026-09-08estimated | ? | ? | 12:41Z | 14:30Z | 1h 49m | N844UA |
| 2026-09-05estimated | ? | ? | 00:00Z | 04:42Z | 4h 41m | A12AC0 |
| 2026-09-04partial | KORD | ? | 21:20 CDT | N37554 |
Earlier flights (80) - back to 2025-08-25
| Date | From | To | Dep | Arr | Duration | Aircraft |
|---|---|---|---|---|---|---|
| 2026-09-01estimated | KSYR | KORD | 13:10 EDT | 16:16 CDT | 4h 05m | N57852 |
| 2026-08-30estimated | ? | ? | 19:02Z | 20:50Z | 1h 47m | N455UA |
| 2026-08-29 | KSFO | KORD | 10:05 PDT | 15:58 CDT | 3h 52m | N75851 |
| 2026-08-28estimated | KSYR | KORD | 09:03 EDT | 16:12 CDT | 8h 08m | A12F70 |
| 2026-08-28estimated | ? | ? | 06:10Z | 07:34Z | 1h 23m | A12F70 |
| 2026-08-27estimated | ? | ? | 17:20Z | 21:18Z | 3h 58m | N77871 |
| 2026-08-25 | ? | KMCO | 20:36Z | 18:50 EDT | 2h 13m | N27539 |
| 2026-08-23 | KSFO | KORD | 10:08 PDT | 15:58 CDT | 3h 49m | N78866 |
| 2026-08-22estimated | ? | ? | 06:08Z | 07:16Z | 1h 07m | N68891 |
| 2026-08-21 | KEWR | ? | 01:10 EDT | 21:10Z | 15h 59m | N47284 |
| 2026-08-19estimated | KSNA | KIAH | 17:00 PDT | 12:43 CDT | 17h 43m | N47412 |
| 2026-08-17estimated | KSFO | KSEA | 18:40 PDT | 04:30 PDT | 9h 49m | N37466 |
| 2026-08-15estimated | KLAS | ? | 00:18 PDT | 15:43Z | 8h 25m | N17422 |
| 2026-08-14partial | KSYR | ? | 21:45 EDT | N12216 | ||
| 2026-08-12partial | KSYR | ? | 22:38 EDT | N847UA | ||
| 2026-07-23 | ? | KLGA | 00:28Z | 22:38 EDT | 2h 09m | N57286 |
| 2026-07-22estimated | ? | ? | 23:22Z | 23:48Z | 0h 25m | N57286 |
| 2026-07-14 | KIAH | KATL | 19:27 CDT | 21:56 EDT | 1h 28m | N17229 |
| 2026-07-12estimated | KSFO | ? | 21:22 PDT | 09:32Z | 5h 09m | N37527 |
| 2026-07-11 | KSYR | KORD | 12:51 EDT | 13:30 CDT | 1h 39m | N66837 |
| 2026-07-10estimated | KORD | CYEG | 21:40 CDT | 13:48 MDT | 17h 08m | N807UA |
| 2026-07-06estimated | KDEN | KRSW | 09:37 MDT | 15:12 EDT | 3h 34m | A0B7FE |
| 2026-07-05estimated | KSFO | ? | 10:59 PDT | 18:48Z | 0h 48m | N65832 |
| 2026-07-04estimated | ? | KBOS | 00:00Z | 21:36 EDT | 1h 35m | A0B7B6 |
| 2026-07-03estimated | KORD | CYEG | 18:38 CDT | 17:58 MDT | 0h 19m | A0B7B6 |
| 2026-06-25estimated | KSFO | KORD | 11:58 PDT | 18:18 CDT | 4h 19m | N57862 |
| 2026-06-23 | KDEN | KSBA | 11:31 MDT | 12:56 PDT | 2h 24m | N441UA |
| 2026-06-22estimated | KSFO | KONT | 10:58 PDT | 12:20 PDT | 1h 21m | AA7F23 |
| 2026-06-21 | KIAH | KAUS | 10:42 CDT | 11:20 CDT | 0h 37m | N459UA |
| 2026-06-20 | KORD | KSFO | 20:06 CDT | 10:52 PDT | 16h 46m | N29717 |
| 2026-06-18estimated | KSFO | KSEA | 10:46 PDT | 12:42 PDT | 1h 55m | N478UA |
| 2026-06-18 | KSFO | KSBP | 21:06 PDT | 21:48 PDT | 0h 41m | N831UA |
| 2026-06-17 | KSNA | KIAH | 12:11 PDT | 16:52 CDT | 2h 40m | N24729 |
| 2026-06-14estimated | KSFO | KRDU | 08:04 PDT | 15:42 EDT | 4h 37m | N57299 |
| 2026-06-11partial | KIAD | ? | 18:48 EDT | N69826 | ||
| 2026-05-28 | KJAX | KORD | 21:11 EDT | 22:08 CDT | 1h 56m | N27477 |
| 2026-05-26 | KIAH | KMSY | 22:32 CDT | 23:18 CDT | 0h 46m | N27509 |
| 2026-05-25 | KBNA | KORD | 13:18 CDT | 14:34 CDT | 1h 15m | N28457 |
| 2026-05-20partial | KIAH | ? | 23:20 CDT | N12125 | ||
| 2026-05-11 | KORD | KBDL | 11:31 CDT | 14:06 EDT | 1h 34m | N37506 |
| 2026-05-09partial | KIAD | ? | 21:13 EDT | A5CF66 | ||
| 2026-05-08 | KIAH | KMSY | 16:43 CDT | 17:48 CDT | 1h 04m | A5CF66 |
| 2026-05-07 | KSFO | KDEN | 13:52 PDT | 17:10 MDT | 2h 17m | A0B823 |
| 2026-05-05 | KSFO | KDEN | 13:50 PDT | 17:24 MDT | 2h 33m | A0B7B8 |
| 2026-04-30 | KSFO | KDEN | 13:44 PDT | 16:52 MDT | 2h 07m | A24529 |
| 2026-04-20 | KORD | KJAX | 16:18 CDT | 18:58 EDT | 1h 39m | N78501 |
| 2026-04-18 | KFLL | KIAD | 12:39 EDT | 14:52 EDT | 2h 12m | N62849 |
| 2026-04-17estimated | KORD | CYEG | 14:04 CDT | 17:36 MDT | 4h 31m | A0B88F |
| 2026-04-15 | KFLL | KIAD | 12:15 EDT | 14:18 EDT | 2h 02m | N37427 |
| 2026-04-14 | KFLL | KIAD | 12:30 EDT | 14:36 EDT | 2h 05m | N69839 |
| 2026-04-04 | KDEN | KCLE | 18:16 MDT | 11:36 EDT | 15h 20m | N27421 |
| 2026-04-03 | KORD | KPHX | 03:50 CDT | 05:10 MST | 3h 19m | N75429 |
| 2026-03-29 | KSEA | KNUQ | 15:23 PDT | 16:58 PDT | 1h 35m | N472UA |
| 2026-03-15 | ? | ? | 00:00Z | 05:32Z | 5h 31m | A12AEA |
| 2026-03-08estimated | ? | KPHX | 00:01Z | 18:46 MST | 1h 45m | A0B845 |
| 2026-03-07estimated | ? | ? | 22:16Z | 23:56Z | 1h 40m | A0B845 |
| 2026-03-07 | KDEN | KORD | 01:12 MST | 04:26 CST | 2h 13m | N57857 |
| 2026-02-23 | KTPA | KORD | 12:30 EST | 14:16 CST | 2h 46m | A55FE9 |
| 2026-02-22 | KORD | KMIA | 11:23 CST | 14:52 EST | 2h 29m | A245B7 |
| 2026-02-14estimated | ? | KLAX | 00:02Z | 17:00 PST | 0h 57m | N77019 |
| 2026-02-13estimated | ? | ? | 19:11Z | 23:58Z | 4h 46m | N77019 |
| 2026-02-07 | KORD | KCLE | 09:08 CST | 16:32 EST | 6h 23m | N37273 |
| 2026-02-07 | ? | KSMF | 00:02Z | 18:58 PST | 2h 55m | N37273 |
| 2026-02-06estimated | KORD | CYEG | 16:25 CST | 16:58 MST | 1h 33m | N37273 |
| 2026-01-27 | ? | KGEG | 04:43Z | 22:44 PST | 2h 00m | N86534 |
| 2026-01-06 | KSFO | KRDU | 21:14 PST | 04:30 EST | 4h 15m | A5CF19 |
| 2026-01-05 | KSFO | KTPA | 16:15 PST | 23:54 EST | 4h 39m | AA7F06 |
| 2026-01-02estimated | KSFO | KRDU | 21:09 PST | 04:54 EST | 4h 44m | A12777 |
| 2025-12-31 | KORD | KMSP | 23:08 CST | 00:38 CST | 1h 29m | N76517 |
| 2025-12-29 | KDEN | KORD | 18:20 MST | 22:06 CST | 2h 45m | A0B802 |
| 2025-12-28 | KIAH | KAUS | 21:09 CST | 21:46 CST | 0h 36m | N37419 |
| 2025-12-27 | KIAH | KAUS | 20:06 CST | 20:42 CST | 0h 35m | N37422 |
| 2025-12-15 | KLAX | KLAS | 16:44 PST | 17:46 PST | 1h 01m | AA7F06 |
| 2025-10-29 | KIAH | KAUS | 20:51 CDT | 21:20 CDT | 0h 28m | N37277 |
| 2025-10-13estimated | ? | KLAX | 00:00Z | 17:44 PDT | 0h 43m | N17245 |
| 2025-10-12estimated | KSFO | KORD | 16:25 PDT | 18:58 CDT | 0h 33m | N17245 |
| 2025-10-07 | KORD | KLAS | 22:37 CDT | 00:00 PDT | 3h 22m | N37535 |
| 2025-10-02 | KIAD Washington Dulles International | KSFZ | 22:38 EDT | 23:43 EDT | 1h 04m | A3C847 |
| 2025-08-25estimated | KSNA | KIAH | 22:55 PDT | 02:01 CDT | 1h 06m | N71411 |
| 2025-08-25 | KMSY | ? | 20:04 CDT | 05:18Z | 4h 14m | N71411 |
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]