Flight
UAL1840
Flight history and live tracking for UAL1840, 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 23 Aug 2026 |
| Route | KDEN DENVER INTERNATIONAL → KSLC SALT LAKE CITY INTERNATIONAL |
| Scheduled departure | 13:55 MDT |
Scheduled and estimated times from the FAA SWIM feed, local to each airport.
Route
| Airline | United Airlines |
| Typical origin | KDEN DENVER INTERNATIONAL |
| Typical destination | KSLC SALT LAKE CITY INTERNATIONAL |
| Distance | 339 nm |
Flight history 114 flights since Sep 2025
| Date | From | To | Dep | Arr | Duration | Aircraft |
|---|---|---|---|---|---|---|
| 2026-08-22 | KDEN DENVER INTERNATIONAL | KSLC SALT LAKE CITY INTERNATIONAL | 14:16 MDT | 15:32 MDT | 1h 16m | N17296 |
| 2026-08-21 | KDEN DENVER INTERNATIONAL | KSLC SALT LAKE CITY INTERNATIONAL | 14:05 MDT | 15:03 MDT | 0h 58m | N47345 |
| 2026-08-20 | KDEN DENVER INTERNATIONAL | KSLC SALT LAKE CITY INTERNATIONAL | 15:27 MDT | 16:28 MDT | 1h 01m | N47275 |
| 2026-08-19estimated | ? | ? | 19:53Z | 21:20Z | 1h 26m | N17264 |
| 2026-08-17estimated | ? | ? | 20:02Z | 21:16Z | 1h 14m | N27263 |
| 2026-08-16estimated | ? | ? | 20:01Z | 22:52Z | 2h 51m | N47446 |
| 2026-08-15estimated | ? | ? | 19:51Z | 21:36Z | 1h 44m | N17346 |
| 2026-08-14estimated | ? | ? | 19:56Z | 23:47Z | 3h 50m | N57286 |
| 2026-08-13estimated | ? | ? | 19:58Z | 21:14Z | 1h 15m | N17337 |
| 2026-08-12estimated | ? | ? | 20:01Z | 23:13Z | 3h 12m | N27287 |
| 2026-08-11estimated | ? | ? | 20:01Z | 21:28Z | 1h 26m | N452UA |
Earlier flights (103) - back to 2025-09-18
| Date | From | To | Dep | Arr | Duration | Aircraft |
|---|---|---|---|---|---|---|
| 2026-07-23estimated | ? | ? | 19:40Z | 21:16Z | 1h 35m | N37278 |
| 2026-07-22estimated | ? | ? | 19:50Z | 22:30Z | 2h 39m | A12710 |
| 2026-07-21estimated | ? | ? | 19:40Z | 22:24Z | 2h 44m | N27267 |
| 2026-07-20estimated | ? | ? | 20:08Z | 21:24Z | 1h 16m | N27266 |
| 2026-07-19estimated | ? | ? | 19:48Z | 22:50Z | 3h 01m | N27256 |
| 2026-07-18estimated | ? | ? | 20:55Z | 22:24Z | 1h 28m | N890UA |
| 2026-07-17estimated | ? | ? | 19:39Z | 21:10Z | 1h 30m | A127BB |
| 2026-07-16estimated | ? | ? | 19:38Z | 23:17Z | 3h 38m | A12755 |
| 2026-07-15estimated | ? | ? | 19:58Z | 22:24Z | 2h 25m | A12750 |
| 2026-07-14 | KDEN | KSLC | 13:36 MDT | 14:56 MDT | 1h 20m | A12711 |
| 2026-07-13 | KDEN | KSLC | 13:57 MDT | 16:26 MDT | 2h 28m | N27270 |
| 2026-07-12 | KDEN | KSLC | 14:00 MDT | 16:43 MDT | 2h 42m | N17265 |
| 2026-07-11 | KDEN | KSLC | 15:08 MDT | 16:30 MDT | 1h 22m | A56050 |
| 2026-07-10 | KDEN | KSLC | 13:45 MDT | 16:17 MDT | 2h 32m | N27269 |
| 2026-07-09 | KDEN | KSLC | 13:54 MDT | 16:44 MDT | 2h 49m | A126ED |
| 2026-07-08 | KDEN | KSLC | 13:44 MDT | 14:58 MDT | 1h 13m | A5CF8B |
| 2026-07-07 | KDEN | KSLC | 13:36 MDT | 16:31 MDT | 2h 54m | A44238 |
| 2026-07-06 | KDEN | KSLC | 13:36 MDT | 16:26 MDT | 2h 49m | A2B4EA |
| 2026-07-05 | KDEN | KSLC | 13:36 MDT | 16:30 MDT | 2h 53m | A12712 |
| 2026-07-03 | KDEN | KSLC | 15:17 MDT | 17:24 MDT | 2h 06m | N66841 |
| 2026-07-02 | KDEN | KSLC | 13:34 MDT | 16:49 MDT | 3h 14m | A5CF1B |
| 2026-07-01 | KDEN | KSLC | 13:51 MDT | 16:28 MDT | 2h 37m | N47291 |
| 2026-06-29 | KDEN | KSLC | 13:31 MDT | 14:56 MDT | 1h 24m | A127BB |
| 2026-06-28partial | KSLC | ? | 18:01 MDT | N461UA | ||
| 2026-06-27 | KDEN | KSLC | 14:39 MDT | 16:08 MDT | 1h 28m | N461UA |
| 2026-06-26 | KDEN | KSLC | 13:35 MDT | 16:21 MDT | 2h 45m | N47288 |
| 2026-06-25 | KDEN | KSLC | 13:38 MDT | 16:25 MDT | 2h 46m | A4423B |
| 2026-06-24estimated | KDEN | KSLC | 13:35 MDT | 15:00 MDT | 1h 24m | N17285 |
| 2026-06-23 | KDEN | KSLC | 13:33 MDT | 16:47 MDT | 3h 13m | A44168 |
| 2026-06-22 | KDEN | KSLC | 13:32 MDT | 16:24 MDT | 2h 51m | N27271 |
| 2026-06-21 | KDEN | KSLC | 13:38 MDT | 15:00 MDT | 1h 22m | A12732 |
| 2026-06-20 | KDEN | KSLC | 13:39 MDT | 16:27 MDT | 2h 47m | N14230 |
| 2026-06-19 | KDEN | KSLC | 13:35 MDT | 16:34 MDT | 2h 58m | A441F5 |
| 2026-06-18 | KDEN | KSLC | 13:40 MDT | 17:21 MDT | 3h 40m | N27258 |
| 2026-06-17 | KDEN | KSLC | 13:37 MDT | 16:24 MDT | 2h 47m | A441EF |
| 2026-06-16 | KDEN | KSLC | 13:44 MDT | 16:34 MDT | 2h 50m | N37257 |
| 2026-06-15 | KDEN | KSLC | 13:44 MDT | 14:58 MDT | 1h 14m | N17285 |
| 2026-06-14 | KDEN | KSLC | 13:43 MDT | 16:25 MDT | 2h 42m | A1277B |
| 2026-06-13 | KDEN | KSLC | 15:24 MDT | 16:32 MDT | 1h 07m | N76522 |
| 2026-06-12 | KDEN | KSLC | 13:58 MDT | 15:12 MDT | 1h 13m | N17294 |
| 2026-05-28 | KDEN | KSLC | 13:36 MDT | 15:00 MDT | 1h 23m | N27267 |
| 2026-05-27 | KDEN | KSLC | 13:48 MDT | 15:06 MDT | 1h 17m | A12712 |
| 2026-05-26 | KDEN | KSLC | 13:45 MDT | 16:23 MDT | 2h 37m | N27287 |
| 2026-05-25 | KDEN | KSLC | 13:52 MDT | 15:12 MDT | 1h 19m | N38454 |
| 2026-05-24 | KDEN | KSLC | 13:40 MDT | 16:28 MDT | 2h 47m | A5CF41 |
| 2026-05-23 | KDEN | KSLC | 13:42 MDT | 16:16 MDT | 2h 34m | N78501 |
| 2026-05-22estimated | ? | ? | 19:56Z | 23:07Z | 3h 10m | N17331 |
| 2026-05-21 | KDEN | KSLC | 13:57 MDT | 17:16 MDT | 3h 18m | A2B47F |
| 2026-05-20partial | KSLC | ? | 19:32 MDT | N477UA | ||
| 2026-05-19partial | KDEN | ? | 22:28 MDT | N893UA | ||
| 2026-05-12 | KDEN | KSLC | 13:54 MDT | 15:04 MDT | 1h 09m | N448UA |
| 2026-05-11 | KDEN | KSLC | 13:57 MDT | 16:26 MDT | 2h 29m | N882UA |
| 2026-05-10 | KDEN | KSLC | 14:01 MDT | 15:20 MDT | 1h 18m | N841UA |
| 2026-05-09 | KDEN | KSLC | 13:49 MDT | 15:14 MDT | 1h 24m | N464UA |
| 2026-05-08 | KDEN | KSLC | 14:16 MDT | 16:46 MDT | 2h 30m | N854UA |
| 2026-05-07 | KDEN | KSLC | 14:00 MDT | 16:50 MDT | 2h 49m | N849UA |
| 2026-05-06 | KDEN | KSLC | 14:09 MDT | 15:48 MDT | 1h 38m | N459UA |
| 2026-05-05 | KDEN | KSLC | 13:57 MDT | 15:20 MDT | 1h 22m | N839UA |
| 2026-05-04 | KDEN | KSLC | 14:34 MDT | 16:24 MDT | 1h 50m | N836UA |
| 2026-05-03 | KDEN | KSLC | 14:11 MDT | 16:54 MDT | 2h 42m | N825UA |
| 2026-05-02 | KDEN | KSLC | 13:52 MDT | 16:38 MDT | 2h 45m | N457UA |
| 2026-05-01 | KDEN | KSLC | 14:47 MDT | 16:50 MDT | 2h 02m | N471UA |
| 2026-04-30partial | KDPA | ? | 19:00 CDT | N842UA | ||
| 2026-04-29partial | KDPA | ? | 19:03 CDT | A0B81D | ||
| 2026-04-28partial | KSLC | ? | 20:56 MDT | N874UA | ||
| 2026-04-27partial | KDPA | ? | 19:10 CDT | N832UA | ||
| 2026-04-26partial | KDPA | ? | 19:03 CDT | N27734 | ||
| 2026-04-25partial | KDPA | ? | 19:00 CDT | N875UA | ||
| 2026-04-24partial | ? | ? | 00:00Z | N898UA | ||
| 2026-04-23partial | ? | ? | 00:00Z | N898UA | ||
| 2026-04-22partial | ? | ? | 00:07Z | N828UA | ||
| 2026-04-21partial | ? | ? | 00:03Z | N897UA | ||
| 2026-04-20partial | ? | ? | 00:11Z | N817UA | ||
| 2026-04-19partial | ? | ? | 00:00Z | N13720 | ||
| 2026-04-18partial | ? | ? | 00:12Z | N897UA | ||
| 2026-04-17partial | ? | ? | 00:22Z | N883UA | ||
| 2026-04-16partial | ? | ? | 00:29Z | N475UA | ||
| 2026-04-15partial | ? | ? | 01:55Z | N874UA | ||
| 2026-04-14partial | ? | ? | 00:00Z | N824UA | ||
| 2026-04-13partial | ? | ? | 00:00Z | N852UA | ||
| 2026-04-12partial | ? | ? | 00:26Z | N38443 | ||
| 2026-04-11partial | ? | ? | 00:16Z | N473UA | ||
| 2026-04-06estimated | ? | KORD | 00:04Z | 20:16 CDT | 1h 11m | N850UA |
| 2026-04-05partial | ? | ? | 00:09Z | N15712 | ||
| 2026-04-04partial | ? | ? | 00:25Z | N824UA | ||
| 2026-04-03partial | ? | ? | 02:47Z | N461UA | ||
| 2026-04-02partial | ? | ? | 00:04Z | N850UA | ||
| 2026-04-01partial | ? | ? | 01:28Z | N462UA | ||
| 2026-03-31partial | ? | ? | 00:00Z | N462UA | ||
| 2026-03-30partial | ? | ? | 00:00Z | N851UA | ||
| 2026-03-29partial | KDEN | ? | 18:00 MDT | A0B7FA | ||
| 2026-03-28 | ? | KDEN | 21:55Z | 17:58 MDT | 2h 02m | A0B7FA |
| 2026-03-15partial | ? | ? | 00:00Z | A55FE9 | ||
| 2026-03-14partial | ? | ? | 00:00Z | A55FA2 | ||
| 2026-03-13partial | ? | ? | 00:00Z | A6EDE5 | ||
| 2025-09-25 | KONT | KSFO San Francisco International | 13:55 PDT | 14:57 PDT | 1h 02m | A2B10D |
| 2025-09-24 | KIAD Washington Dulles International | KLOU | 13:09 EDT | 14:13 EDT | 1h 04m | A61D00 |
| 2025-09-23 | KIAD Washington Dulles International | ? | 13:57 EDT | 19:03Z | 1h 05m | A51B1A |
| 2025-09-22 | KIAD Washington Dulles International | ? | 13:06 EDT | 18:11Z | 1h 04m | A53774 |
| 2025-09-21 | KIAD Washington Dulles International | ? | 13:02 EDT | 18:03Z | 1h 01m | A56661 |
| 2025-09-20 | KIAD Washington Dulles International | ? | 13:04 EDT | 18:09Z | 1h 05m | A609D4 |
| 2025-09-19 | KIAD Washington Dulles International | ? | 13:15 EDT | 18:23Z | 1h 07m | A5CE02 |
| 2025-09-18 | KIAD Washington Dulles International | KDFW Dallas/Fort Worth International | 13:16 EDT | 14:50 CDT | 2h 33m | A5A2CC |
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 own receiver network archive. Questions: [email protected]