Flight
UAL2173
Flight history and live tracking for UAL2173, 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 → KHDN Yampa Valley Airport |
| Scheduled departure | 19:28 MDT |
| Also scheduled | Sun 23 Aug 14:44 MDT |
Scheduled and estimated times from the FAA SWIM feed, local to each airport.
Route
| Airline | United Airlines |
| Typical origin | KBOI BOISE AIR TERMINAL |
| Typical destination | KDEN DENVER INTERNATIONAL |
| Distance | 563 nm |
Flight history 121 flights since Sep 2025
| Date | From | To | Dep | Arr | Duration | Aircraft |
|---|---|---|---|---|---|---|
| 2026-08-21 | KBFF Western Neb. Rgnl/William B. Heilig Airport | KDEN DENVER INTERNATIONAL | 20:13 MDT | 20:44 MDT | 0h 31m | N68842 |
| 2026-08-21 | KBOI BOISE AIR TERMINAL | KBFF Western Neb. Rgnl/William B. Heilig Airport | 14:59 MDT | 16:36 MDT | 1h 37m | N68842 |
| 2026-08-21 | KDEN DENVER INTERNATIONAL | KHDN Yampa Valley Airport | 20:04 MDT | 20:40 MDT | 0h 36m | N431UA |
| 2026-08-20 | KBOI BOISE AIR TERMINAL | KDEN DENVER INTERNATIONAL | 14:57 MDT | 16:32 MDT | 1h 35m | N75436 |
| 2026-08-19partial | ? | ? | 00:29Z | N68891 | ||
| 2026-08-18partial | ? | ? | 01:30Z | N841UA | ||
| 2026-08-17partial | ? | ? | 02:29Z | N807UA | ||
| 2026-08-16partial | ? | ? | 00:00Z | N39461 | ||
| 2026-08-15partial | ? | ? | 01:16Z | N45440 | ||
| 2026-08-14estimated | ? | ? | 01:37Z | 02:56Z | 1h 18m | N68802 |
| 2026-08-13estimated | ? | ? | 00:00Z | 13:18Z | 13h 17m | N75425 |
| 2026-08-12partial | ? | ? | 00:05Z | N75425 | ||
| 2026-08-11estimated | ? | ? | 20:57Z | 22:46Z | 1h 48m | N75425 |
Earlier flights (108) - back to 2025-09-20
| Date | From | To | Dep | Arr | Duration | Aircraft |
|---|---|---|---|---|---|---|
| 2026-07-23partial | ? | ? | 00:03Z | N53442 | ||
| 2026-07-22partial | ? | ? | 03:02Z | N835UA | ||
| 2026-07-21partial | ? | ? | 01:26Z | N846UA | ||
| 2026-07-20partial | ? | ? | 01:21Z | N804UA | ||
| 2026-07-19partial | ? | ? | 01:03Z | N18220 | ||
| 2026-07-18estimated | ? | ? | 03:04Z | 15:40Z | 12h 35m | N803UA |
| 2026-07-17partial | ? | ? | 01:20Z | N895UA | ||
| 2026-07-16partial | ? | ? | 02:48Z | N878UA | ||
| 2026-07-15partial | ? | ? | 01:11Z | N807UA | ||
| 2026-07-14partial | KDEN | ? | 19:35 MDT | N891UA | ||
| 2026-07-13partial | KDEN | ? | 19:37 MDT | N813UA | ||
| 2026-07-12partial | KDEN | ? | 19:29 MDT | N832UA | ||
| 2026-07-11partial | KDEN | ? | 19:26 MDT | N68805 | ||
| 2026-07-10partial | KDEN | ? | 20:26 MDT | N846UA | ||
| 2026-07-09partial | KBKF | ? | 18:00 MDT | N36469 | ||
| 2026-07-08partial | KDEN | ? | 19:38 MDT | N896UA | ||
| 2026-07-07partial | KDEN | ? | 19:25 MDT | N843UA | ||
| 2026-07-06partial | KDEN | ? | 19:34 MDT | N889UA | ||
| 2026-07-05partial | KBKF | ? | 18:00 MDT | N12225 | ||
| 2026-07-04partial | KDEN | ? | 22:07 MDT | N851UA | ||
| 2026-07-03partial | KDEN | ? | 18:00 MDT | N68453 | ||
| 2026-07-02partial | KDEN | ? | 19:13 MDT | N882UA | ||
| 2026-07-01partial | KBKF | ? | 19:15 MDT | N37290 | ||
| 2026-06-30partial | KDEN | ? | 19:31 MDT | N890UA | ||
| 2026-06-29partial | KDEN | ? | 19:14 MDT | N817UA | ||
| 2026-06-28partial | KDEN | ? | 18:15 MDT | N26208 | ||
| 2026-06-27partial | KDEN | ? | 19:41 MDT | N854UA | ||
| 2026-06-26partial | KDEN | ? | 19:38 MDT | N838UA | ||
| 2026-06-25partial | KDEN | ? | 18:03 MDT | AA7F27 | ||
| 2026-06-24partial | KDEN | ? | 19:34 MDT | N822UA | ||
| 2026-06-23partial | KDEN | ? | 21:11 MDT | N874UA | ||
| 2026-06-22partial | KDEN | ? | 19:43 MDT | N896UA | ||
| 2026-06-21partial | KDEN | ? | 19:28 MDT | N898UA | ||
| 2026-06-20partial | KDEN | ? | 19:28 MDT | N822UA | ||
| 2026-06-19partial | KDEN | ? | 19:35 MDT | N854UA | ||
| 2026-06-18partial | KDEN | ? | 19:26 MDT | N446UA | ||
| 2026-06-17partial | KDEN | ? | 18:01 MDT | N78540 | ||
| 2026-06-16partial | KDEN | ? | 19:26 MDT | N801UA | ||
| 2026-06-15partial | KDEN | ? | 20:23 MDT | N811UA | ||
| 2026-06-14partial | KBOI | ? | 22:40 MDT | N13227 | ||
| 2026-06-13partial | KDEN | ? | 19:25 MDT | N813UA | ||
| 2026-06-12partial | KDEN | ? | 18:17 MDT | A12AC7 | ||
| 2026-05-29partial | KDEN | ? | 20:01 MDT | N825UA | ||
| 2026-05-28partial | KDEN | ? | 18:14 MDT | A449A1 | ||
| 2026-05-27 | KBOI | KDEN | 15:05 MDT | 16:40 MDT | 1h 34m | A449A1 |
| 2026-05-26partial | KDEN | ? | 18:24 MDT | AA7F27 | ||
| 2026-05-25partial | KBOI | ? | 19:53 MDT | AA7F05 | ||
| 2026-05-24partial | KDEN | ? | 19:36 MDT | N4901U | ||
| 2026-05-23partial | KDEN | ? | 18:20 MDT | A12AC8 | ||
| 2026-05-22partial | ? | ? | 00:00Z | N87527 | ||
| 2026-05-21partial | KDEN | ? | 19:47 MDT | N801UA | ||
| 2026-05-20partial | KBOI | ? | 19:36 MDT | N37465 | ||
| 2026-05-19partial | KDEN | ? | 19:25 MDT | N34222 | ||
| 2026-05-12partial | KDEN | ? | 19:18 MDT | N853UA | ||
| 2026-05-11partial | KDEN | ? | 19:16 MDT | N841UA | ||
| 2026-05-10partial | KDEN | ? | 19:32 MDT | N843UA | ||
| 2026-05-09partial | KDEN | ? | 19:19 MDT | N854UA | ||
| 2026-05-08partial | KDEN | ? | 19:26 MDT | N442UA | ||
| 2026-05-07partial | KDEN | ? | 19:25 MDT | N848UA | ||
| 2026-05-06partial | KDEN | ? | 18:09 MDT | N27273 | ||
| 2026-05-05partial | KDEN | ? | 19:35 MDT | N877UA | ||
| 2026-05-04partial | KDEN | ? | 19:43 MDT | N474UA | ||
| 2026-05-03partial | KDEN | ? | 19:20 MDT | N4901U | ||
| 2026-05-02partial | KDEN | ? | 19:25 MDT | N809UA | ||
| 2026-05-01partial | KDEN | ? | 19:20 MDT | N834UA | ||
| 2026-04-30partial | KDEN | ? | 19:29 MDT | N17254 | ||
| 2026-04-29partial | KDEN | ? | 19:20 MDT | N38257 | ||
| 2026-04-28partial | KDEN | ? | 19:23 MDT | N47282 | ||
| 2026-04-27partial | KDEN | ? | 18:02 MDT | N839UA | ||
| 2026-04-26partial | KDEN | ? | 19:17 MDT | A12733 | ||
| 2026-04-25partial | KDEN | ? | 19:32 MDT | A5CFA5 | ||
| 2026-04-24partial | KDEN | ? | 20:02 MDT | N47284 | ||
| 2026-04-23partial | KDEN | ? | 19:12 MDT | N57299 | ||
| 2026-04-22partial | KDEN | ? | 19:16 MDT | N76514 | ||
| 2026-04-21partial | KDEN | ? | 19:24 MDT | N17265 | ||
| 2026-04-20partial | KDEN | ? | 19:18 MDT | N27253 | ||
| 2026-04-19partial | KDEN | ? | 19:14 MDT | A126E6 | ||
| 2026-04-18partial | KDEN | ? | 11:30 MDT | N829UA | ||
| 2026-04-17partial | KDEN | ? | 19:16 MDT | A12734 | ||
| 2026-04-16partial | KDEN | ? | 19:12 MDT | N47288 | ||
| 2026-04-15partial | KDEN | ? | 18:01 MDT | N878UA | ||
| 2026-04-14partial | ? | ? | 02:37Z | A12734 | ||
| 2026-04-13partial | KDEN | ? | 19:48 MDT | N27290 | ||
| 2026-04-12partial | KDEN | ? | 19:27 MDT | A12734 | ||
| 2026-04-11partial | KDEN | ? | 19:29 MDT | A126ED | ||
| 2026-04-06partial | KDEN | ? | 19:31 MDT | N57286 | ||
| 2026-04-05partial | KDEN | ? | 19:26 MDT | A44211 | ||
| 2026-04-04partial | KDEN | ? | 19:14 MDT | N27256 | ||
| 2026-04-03partial | KDEN | ? | 19:10 MDT | A126E6 | ||
| 2026-04-02partial | KDEN | ? | 19:18 MDT | A12798 | ||
| 2026-04-01partial | KDEN | ? | 19:29 MDT | N14228 | ||
| 2026-03-31partial | KDEN | ? | 19:13 MDT | A44211 | ||
| 2026-03-30partial | KDEN | ? | 19:22 MDT | A5CF3C | ||
| 2026-03-29partial | KDEN | ? | 18:12 MDT | N76269 | ||
| 2026-03-28partial | KDEN | ? | 14:55 MDT | N76269 | ||
| 2026-03-15partial | KDEN | ? | 18:00 MDT | N76505 | ||
| 2026-03-14partial | KDEN | ? | 16:30 MDT | N76505 | ||
| 2026-03-13partial | KDEN | ? | 18:00 MDT | A1277A | ||
| 2026-02-09 | KBOI | ? | 17:55 MST | 01:58Z | 1h 03m | A44983 |
| 2025-10-01 | KBOI | ? | 15:13 MDT | 22:14Z | 1h 01m | A83782 |
| 2025-09-30 | KBOI | ? | 14:43 MDT | 21:50Z | 1h 06m | A8D4EF |
| 2025-09-29 | KBOI | ? | 14:56 MDT | 21:58Z | 1h 02m | A5D668 |
| 2025-09-26 | KBOI | ? | 15:37 MDT | 22:44Z | 1h 07m | A6C248 |
| 2025-09-24 | KBOI | ? | 14:47 MDT | 21:47Z | 1h 00m | AAE757 |
| 2025-09-23 | KBOI | KDEN Denver International | 14:50 MDT | 16:25 MDT | 1h 35m | A05DDC |
| 2025-09-22 | KBOI | ? | 15:44 MDT | 22:47Z | 1h 02m | A6C247 |
| 2025-09-21 | KBOI | ? | 14:58 MDT | 22:06Z | 1h 07m | A41E90 |
| 2025-09-20 | KBOI | ? | 15:18 MDT | 22:22Z | 1h 04m | A837A3 |
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.
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]