Flight
UAL840
Flight history and live tracking for UAL840, 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 |
| Typical origin | KORD CHICAGO OHARE INTERNATIONAL |
| Typical destination | PANC TED STEVENS ANCHORAGE INTERNATIONAL |
| Distance | 2,467 nm |
Flight history 103 flights since Apr 2026
| Date | From | To | Dep | Arr | Duration | Aircraft |
|---|---|---|---|---|---|---|
| 2026-09-09estimated | KORD | PANC | 09:45 CDT | 13:04 AKDT | 6h 18m | N27276 |
| 2026-09-08 | KORD | PANC | 09:49 CDT | 13:36 AKDT | 6h 46m | N37278 |
| 2026-09-07estimated | ? | ? | 19:40Z | 20:40Z | 0h 59m | A1272F |
| 2026-09-06 | KORD | PANC | 09:32 CDT | 12:44 AKDT | 6h 11m | A5CF41 |
| 2026-09-05 | KORD | PANC | 09:39 CDT | 12:52 AKDT | 6h 12m | A126EA |
| 2026-09-04 | KORD | PANC | 09:53 CDT | 13:10 AKDT | 6h 16m | N17296 |
Earlier flights (97) - back to 2026-04-30
| Date | From | To | Dep | Arr | Duration | Aircraft |
|---|---|---|---|---|---|---|
| 2026-09-03estimated | KORD | PANC | 09:41 CDT | 12:56 AKDT | 6h 14m | N37354 |
| 2026-09-01estimated | KORD | PANC | 09:32 CDT | 12:38 AKDT | 6h 05m | N27273 |
| 2026-08-31estimated | KORD | PANC | 09:48 CDT | 13:10 AKDT | 6h 21m | A5CF19 |
| 2026-08-30estimated | KORD | PANC | 09:23 CDT | 12:32 AKDT | 6h 08m | A43EEC |
| 2026-08-29estimated | KORD | PANC | 09:48 CDT | 12:58 AKDT | 6h 09m | A12753 |
| 2026-08-28estimated | ? | ? | 14:41Z | 20:58Z | 6h 16m | N27252 |
| 2026-08-27estimated | KORD | PANC | 09:35 CDT | 12:42 AKDT | 6h 07m | A44211 |
| 2026-08-25estimated | KORD | PANC | 09:54 CDT | 13:10 AKDT | 6h 16m | A441AC |
| 2026-08-24 | KORD | PANC | 09:26 CDT | 12:42 AKDT | 6h 15m | N27266 |
| 2026-08-23estimated | KORD | PANC | 09:23 CDT | 12:30 AKDT | 6h 06m | A441F5 |
| 2026-08-22estimated | KORD | PANC | 10:07 CDT | 13:26 AKDT | 6h 18m | A441AC |
| 2026-08-21estimated | ? | ? | 14:54Z | 21:12Z | 6h 17m | N37305 |
| 2026-08-20estimated | KORD | PANC | 09:31 CDT | 12:54 AKDT | 6h 23m | N17335 |
| 2026-08-19estimated | ? | ? | 14:46Z | 20:46Z | 5h 59m | N17347 |
| 2026-08-18estimated | ? | ? | 21:25Z | 21:42Z | 0h 16m | N27260 |
| 2026-08-17estimated | ? | ? | 14:41Z | 21:12Z | 6h 30m | N47330 |
| 2026-08-16estimated | KORD | PANC | 09:31 CDT | 12:48 AKDT | 6h 16m | N17300 |
| 2026-08-15estimated | ? | ? | 15:09Z | 21:12Z | 6h 02m | N27292 |
| 2026-08-14estimated | KORD | PANC | 10:02 CDT | 13:10 AKDT | 6h 07m | N17314 |
| 2026-08-13estimated | ? | ? | 15:04Z | 21:14Z | 6h 09m | N17347 |
| 2026-08-12estimated | ? | ? | 15:14Z | 21:28Z | 6h 13m | N37313 |
| 2026-08-11estimated | ? | ? | 19:17Z | 21:00Z | 1h 42m | N67350 |
| 2026-07-23estimated | ? | PANC | 15:01Z | 13:36 AKDT | 6h 34m | N27267 |
| 2026-07-22 | ? | PANC | 14:30Z | 12:56 AKDT | 6h 25m | A44166 |
| 2026-07-21estimated | ? | PANC | 14:23Z | 12:40 AKDT | 6h 16m | A2B4EA |
| 2026-07-20estimated | ? | PANC | 14:42Z | 13:30 AKDT | 6h 47m | N37257 |
| 2026-07-19 | KORD | PANC | 09:33 CDT | 12:44 AKDT | 6h 10m | N47281 |
| 2026-07-18estimated | ? | PANC | 14:57Z | 12:56 AKDT | 5h 58m | N27287 |
| 2026-07-17estimated | ? | PANC | 15:19Z | 13:36 AKDT | 6h 16m | A12710 |
| 2026-07-16 | KORD | PANC | 10:07 CDT | 13:26 AKDT | 6h 18m | A126EB |
| 2026-07-15estimated | ? | PANC | 14:30Z | 12:36 AKDT | 6h 06m | N27260 |
| 2026-07-14 | KORD | PANC | 09:36 CDT | 12:50 AKDT | 6h 13m | A4423A |
| 2026-07-13estimated | KDPA | PANC | 09:29 CDT | 12:40 AKDT | 6h 10m | A441F5 |
| 2026-07-12 | KORD | PANC | 09:35 CDT | 12:44 AKDT | 6h 09m | A12711 |
| 2026-07-11 | KORD | PANC | 09:34 CDT | 12:24 AKDT | 5h 50m | A12732 |
| 2026-07-10estimated | KORD | PANC | 09:32 CDT | 12:42 AKDT | 6h 09m | A44212 |
| 2026-07-09estimated | KORD | PANC | 09:46 CDT | 12:42 AKDT | 5h 55m | A44214 |
| 2026-07-08estimated | KDPA | PANC | 10:03 CDT | 13:08 AKDT | 6h 04m | A12710 |
| 2026-07-07 | KORD | PANC | 09:28 CDT | 12:46 AKDT | 6h 18m | A12731 |
| 2026-07-06 | KORD | PANC | 09:56 CDT | 13:10 AKDT | 6h 13m | A5CF1B |
| 2026-07-05estimated | KORD | PANC | 09:16 CDT | 12:20 AKDT | 6h 03m | N47293 |
| 2026-07-04estimated | KORD | ? | 09:24 CDT | 20:28Z | 6h 03m | A5CF66 |
| 2026-07-03 | KORD | PANC | 09:31 CDT | 12:22 AKDT | 5h 50m | N27270 |
| 2026-07-02 | KORD | PANC | 09:38 CDT | 12:30 AKDT | 5h 51m | N47284 |
| 2026-07-01 | KORD | PANC | 10:01 CDT | 12:48 AKDT | 5h 46m | A44214 |
| 2026-06-30 | KORD | PANC | 12:20 CDT | 13:44 AKDT | 4h 23m | A12710 |
| 2026-06-29 | KORD | PANC | 09:49 CDT | 12:50 AKDT | 6h 00m | A126EB |
| 2026-06-28 | KORD | PANC | 09:33 CDT | 12:44 AKDT | 6h 10m | N47291 |
| 2026-06-27 | KORD | PANC | 09:44 CDT | 12:46 AKDT | 6h 01m | N17296 |
| 2026-06-26 | KORD | PANC | 09:49 CDT | 12:50 AKDT | 6h 00m | A12712 |
| 2026-06-25 | KORD | PANC | 09:29 CDT | 12:34 AKDT | 6h 04m | A126ED |
| 2026-06-24 | KORD | PANC | 09:38 CDT | 12:50 AKDT | 6h 11m | A44213 |
| 2026-06-23 | KORD | PANC | 09:22 CDT | 12:24 AKDT | 6h 01m | A44211 |
| 2026-06-22 | KORD | PANC | 09:31 CDT | 12:32 AKDT | 6h 00m | A44238 |
| 2026-06-21estimated | KORD | PANC | 09:18 CDT | 12:34 AKDT | 6h 15m | A12735 |
| 2026-06-20 | KORD | PANC | 09:32 CDT | 12:38 AKDT | 6h 05m | A5CF8B |
| 2026-06-19 | KORD | PANC | 09:31 CDT | 12:34 AKDT | 6h 02m | N47280 |
| 2026-06-18estimated | KORD | PANC | 10:42 CDT | 12:36 AKDT | 4h 53m | N17331 |
| 2026-06-17 | KORD | PANC | 09:56 CDT | 12:52 AKDT | 5h 55m | A5CFA5 |
| 2026-06-16 | KORD | PANC | 09:56 CDT | 12:34 AKDT | 5h 38m | A1277A |
| 2026-06-15estimated | KORD | PANC | 09:30 CDT | 12:44 AKDT | 6h 13m | A44238 |
| 2026-06-14estimated | KORD | PANC | 09:54 CDT | 13:02 AKDT | 6h 07m | A12755 |
| 2026-06-13estimated | KORD | PANC | 12:35 CDT | 12:42 AKDT | 3h 06m | A44168 |
| 2026-06-13estimated | KORD | PANC | 09:27 CDT | 07:06 AKDT | 0h 38m | A44168 |
| 2026-06-12 | KORD | PANC | 09:26 CDT | 12:26 AKDT | 5h 59m | A12731 |
| 2026-05-29estimated | KORD | PANC | 10:43 CDT | 10:38 AKDT | 2h 54m | N27252 |
| 2026-05-28estimated | KORD | PANC | 11:37 CDT | 12:40 AKDT | 4h 02m | N27256 |
| 2026-05-28estimated | KORD | PANC | 09:48 CDT | 07:34 AKDT | 0h 45m | N27256 |
| 2026-05-27 | KORD | PANC | 09:26 CDT | 12:44 AKDT | 6h 17m | N17300 |
| 2026-05-26 | KORD | PANC | 10:50 CDT | 13:28 AKDT | 5h 37m | A5CF82 |
| 2026-05-25 | KORD | PANC | 09:36 CDT | 12:42 AKDT | 6h 05m | A5CF3C |
| 2026-05-24 | KORD | PANC | 09:14 CDT | 12:16 AKDT | 6h 01m | A12796 |
| 2026-05-23estimated | KORD | PANC | 09:37 CDT | 12:30 AKDT | 5h 52m | A5CF3F |
| 2026-05-22 | KORD | PANC | 09:36 CDT | 12:42 AKDT | 6h 05m | A441AB |
| 2026-05-21partial | PANC | ? | 16:00 AKDT | A4418D | ||
| 2026-05-20partial | KORD | ? | 20:21 CDT | A12796 | ||
| 2026-05-19partial | KORD | ? | 20:28 CDT | A12735 | ||
| 2026-05-12partial | PAED | ? | 16:00 AKDT | N27287 | ||
| 2026-05-11partial | PAMR | ? | 16:00 AKDT | N17331 | ||
| 2026-05-10partial | PANC | ? | 16:02 AKDT | A12799 | ||
| 2026-05-09estimated | KORD | PANC | 13:40 CDT | 15:58 AKDT | 5h 17m | A12799 |
| 2026-05-09estimated | PAMR | KORD | 16:00 AKDT | 11:04 CDT | 16h 04m | N27269 |
| 2026-05-08partial | ? | ? | 04:42Z | A1272F | ||
| 2026-05-08estimated | PAED | PANC | 16:06 AKDT | 17:18 AKDT | 1h 11m | A1272F |
| 2026-05-07partial | PAED | ? | 16:00 AKDT | A12734 | ||
| 2026-05-06partial | PANC | ? | 16:00 AKDT | A127BB | ||
| 2026-05-05partial | PAMR | ? | 16:00 AKDT | A43EEC | ||
| 2026-05-04estimated | KORD | PANC | 13:26 CDT | 15:58 AKDT | 5h 31m | A43EEC |
| 2026-05-04 | PAMR | KORD | 16:17 AKDT | 10:12 CDT | 14h 54m | A12709 |
| 2026-05-03estimated | KORD | PANC | 13:39 CDT | 15:44 AKDT | 5h 04m | A12709 |
| 2026-05-03 | PAED | KORD | 16:00 AKDT | 10:06 CDT | 15h 05m | A12750 |
| 2026-05-02estimated | KORD | PANC | 13:41 CDT | 15:58 AKDT | 5h 16m | A12750 |
| 2026-05-02 | PANC | KORD | 16:00 AKDT | 10:58 CDT | 15h 57m | A44238 |
| 2026-05-01estimated | KORD | PANC | 13:55 CDT | 15:58 AKDT | 5h 02m | A44238 |
| 2026-05-01 | CYDL | KORD | 17:00 PDT | 10:22 CDT | 15h 22m | N17294 |
| 2026-04-30estimated | KORD | PANC | 14:33 CDT | 15:58 AKDT | 4h 24m | N17294 |
| 2026-04-30 | KPWM | KORD | 09:09 EDT | 10:16 CDT | 2h 06m | N1902U |
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]