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

DateWed 07 Oct 2026
RouteKBOI BOISE AIR TERMINAL → KDEN DENVER INTERNATIONAL
Scheduled departure14:44 MDT
Also scheduledThu 08 Oct 19:25 MDT

Scheduled and estimated times from the FAA SWIM feed, local to each airport.

Route

AirlineUnited Airlines
Typical originKBOI BOISE AIR TERMINAL
Typical destinationKDEN DENVER INTERNATIONAL
Distance563 nm

Flight history 300 flights since Aug 2025

DateFromToDepArrDurationAircraft
2026-10-07KDEN DENVER INTERNATIONALKHDN Yampa Valley Airport19:40 MDT20:05 MDT0h 25mN33294
2026-10-06KBOI BOISE AIR TERMINALKDEN DENVER INTERNATIONAL14:58 MDT16:26 MDT1h 28mN33289
2026-10-06KDEN DENVER INTERNATIONALKHDN Yampa Valley Airport20:12 MDT20:39 MDT0h 27mN73278
2026-10-05KBOI BOISE AIR TERMINALKDEN DENVER INTERNATIONAL14:59 MDT16:33 MDT1h 34mN77518
2026-10-05KDEN DENVER INTERNATIONALKHDN Yampa Valley Airport19:47 MDT20:22 MDT0h 35mN76519
2026-10-04KBOI BOISE AIR TERMINALKDEN DENVER INTERNATIONAL15:00 MDT16:27 MDT1h 27mN37474
2026-10-04KDEN DENVER INTERNATIONALKHDN Yampa Valley Airport19:39 MDT20:05 MDT0h 26mN76522
2026-10-03KDEN DENVER INTERNATIONALKHDN Yampa Valley Airport20:25 MDT20:53 MDT0h 28mN27246
2026-10-02KBOI BOISE AIR TERMINALKDEN DENVER INTERNATIONAL15:53 MDT17:16 MDT1h 23mN33262
2026-10-02KDEN DENVER INTERNATIONALKHDN Yampa Valley Airport20:12 MDT20:38 MDT0h 26mN37252
2026-10-01KBOI BOISE AIR TERMINALKDEN DENVER INTERNATIONAL15:11 MDT16:44 MDT1h 33mN37468
2026-10-01KDEN DENVER INTERNATIONALKHDN Yampa Valley Airport19:34 MDT19:58 MDT0h 24mN76514
2026-09-30KBOI BOISE AIR TERMINALKDEN DENVER INTERNATIONAL15:02 MDT16:39 MDT1h 37mN37255
2026-09-30KDEN DENVER INTERNATIONALKHDN Yampa Valley Airport21:32 MDT22:03 MDT0h 31mN76529
2026-09-29partialKDEN?19:34 MDTN33266
2026-09-28partialKDEN?21:28 MDTN87512
2026-09-28partialKDEN?18:00 MDTN36469
2026-09-27partialKDEN?19:33 MDTN37267
2026-09-26partial??00:00ZN37427
2026-09-25partialKDEN?19:32 MDTN27246
2026-09-24partialKDEN?19:25 MDTN835UA
2026-09-23partialKDEN?19:38 MDTN811UA
2026-09-22partialKDEN?19:30 MDTN897UA
2026-09-21partialKDEN?20:19 MDTN835UA
2026-09-20partialKDEN?22:04 MDTN853UA
2026-09-18partial??02:49ZN844UA
2026-09-18estimated??00:00Z00:32Z0h 31mN68891
2026-09-17estimated??13:08Z23:58Z10h 49mN889UA
2026-09-17estimated??01:43Z02:26Z0h 42mN889UA
2026-09-16partial??02:06ZN892UA
2026-09-15partial??03:18ZN820UA
2026-09-14estimated??13:26Z22:34Z9h 07mN895UA
2026-09-14estimated??02:03Z02:42Z0h 38mN895UA
2026-09-13partial??02:16ZN4888U
2026-09-12partial??01:35ZN841UA
2026-09-11partial??01:21ZN835UA
2026-09-10partial??01:41ZN851UA
2026-09-09estimated??13:17Z22:28Z9h 10mN440UA
2026-09-09estimated??01:26Z02:08Z0h 41mN440UA
2026-09-08estimated??13:14Z22:24Z9h 09mN814UA
2026-09-08estimated??02:09Z02:44Z0h 34mN814UA
2026-09-07partial??01:27ZN841UA
Earlier flights (258) - back to 2025-08-15
DateFromToDepArrDurationAircraft
2026-09-06partialKDEN?19:25 MDTN890UA
2026-09-05partial??01:24ZN881UA
2026-09-04partial??02:05ZN802UA
2026-09-03partial??01:27ZN802UA
2026-09-01estimated??13:19Z22:50Z9h 30mN802UA
2026-09-01estimated??01:25Z02:30Z1h 05mN802UA
2026-08-31partial??01:36ZN830UA
2026-08-30estimated??13:31Z23:06Z9h 34mN895UA
2026-08-30estimated??01:47Z02:36Z0h 48mN895UA
2026-08-29partialKDEN?20:00 MDTN894UA
2026-08-28estimated??13:17Z23:10Z9h 52mN848UA
2026-08-28estimated??01:37Z02:16Z0h 38mN848UA
2026-08-27partial??03:48ZN455UA
2026-08-25partial??02:30ZN831UA
2026-08-24partialKICT?20:14 CDTN69840
2026-08-23partial??03:05ZN37465
2026-08-22estimated??02:32Z03:06Z0h 33mN68842
2026-08-21partial??00:13ZN75436
2026-08-20partial??00:07ZN68823
2026-08-19partial??00:29ZN68891
2026-08-18partial??01:30ZN841UA
2026-08-17partial??02:29ZN807UA
2026-08-16partial??00:00ZN39461
2026-08-15partial??01:16ZN45440
2026-08-14estimated??01:37Z02:56Z1h 18mN68802
2026-08-13estimated??00:00Z13:18Z13h 17mN75425
2026-08-12partial??00:05ZN75425
2026-08-11estimated??20:57Z22:46Z1h 48mN75425
2026-07-23partial??00:03ZN53442
2026-07-22estimated??03:02Z03:46Z0h 43mN835UA
2026-07-21partial??01:26ZN846UA
2026-07-20partial??01:21ZN804UA
2026-07-19partial??01:03ZN18220
2026-07-18estimated??15:03Z15:40Z0h 36mN875UA
2026-07-18estimated??03:04Z04:26Z1h 21mN803UA
2026-07-17estimated??13:58Z22:24Z8h 25mN895UA
2026-07-17estimated??01:20Z02:06Z0h 45mN895UA
2026-07-16partial??02:48ZN878UA
2026-07-15estimated??13:35Z22:34Z8h 59mN807UA
2026-07-15estimated??01:11Z02:02Z0h 50mN807UA
2026-07-14partialKDEN?19:35 MDTN891UA
2026-07-13partialKDEN?19:37 MDTN813UA
2026-07-12partialKDEN?19:29 MDTN832UA
2026-07-11partial??02:38ZN823UA
2026-07-10partialKDEN?20:26 MDTN846UA
2026-07-09partialKBKF?18:00 MDTN36469
2026-07-08estimatedKDEN?19:38 MDT02:06Z0h 28mN896UA
2026-07-07partialKDEN?19:25 MDTN843UA
2026-07-06partialKDEN?19:34 MDTN889UA
2026-07-05partialKBKF?18:00 MDTN12225
2026-07-04partialKDEN?22:07 MDTN851UA
2026-07-03estimated??13:36Z22:20Z8h 43mN874UA
2026-07-03estimated??01:17Z02:10Z0h 52mN874UA
2026-07-03estimatedKDEN?18:00 MDT00:22Z0h 22mN68453
2026-07-02partialKDEN?19:13 MDTN882UA
2026-07-01partialKBKF?19:15 MDTN37290
2026-06-30partialKDEN?19:31 MDTN890UA
2026-06-29partialKDEN?19:14 MDTN817UA
2026-06-28partialKDEN?19:21 MDTN443UA
2026-06-27partialKDEN?19:41 MDTN854UA
2026-06-26partialKDEN?19:38 MDTN838UA
2026-06-25partialKDEN?20:15 MDTN823UA
2026-06-24partialKDEN?19:34 MDTN822UA
2026-06-23partialKDEN?21:11 MDTN874UA
2026-06-22partialKDEN?19:43 MDTN896UA
2026-06-21partialKDEN?19:28 MDTN898UA
2026-06-20partialKDEN?19:28 MDTN822UA
2026-06-19partialKDEN?19:35 MDTN854UA
2026-06-18partialKDEN?19:26 MDTN446UA
2026-06-17partial??01:08ZN889UA
2026-06-16partialKDEN?19:26 MDTN801UA
2026-06-15partialKDEN?20:23 MDTN811UA
2026-06-14estimated??18:27Z23:24Z4h 56mN13227
2026-06-14estimatedKBOI?22:40 MDT06:08Z1h 27mN13227
2026-06-13estimatedKDEN?19:25 MDT02:06Z0h 40mN813UA
2026-06-12estimated??14:04Z22:26Z8h 21mN806UA
2026-06-12estimated??01:30Z02:20Z0h 49mN806UA
2026-05-29estimatedKDEN?20:01 MDT03:04Z1h 02mN825UA
2026-05-28partial??01:55ZN480UA
2026-05-27estimatedKBOI?15:05 MDT22:40Z1h 34mA449A1
2026-05-26estimated??02:06Z02:40Z0h 33mN829UA
2026-05-25partial??04:26ZAA7F05
2026-05-25estimatedKBOI?19:53 MDT03:20Z1h 26mAA7F05
2026-05-24estimatedKDEN?19:36 MDT02:12Z0h 35mN4901U
2026-05-23partial??01:24ZN491UA
2026-05-22partial??01:49ZN877UA
2026-05-21estimated??13:38Z23:58Z10h 19mN801UA
2026-05-21estimatedKDEN?19:47 MDT02:18Z0h 30mN801UA
2026-05-20partialKBOI?19:36 MDTN37465
2026-05-19partialKDEN?19:25 MDTN34222
2026-05-12partialKDEN?19:18 MDTN853UA
2026-05-11partialKDEN?19:16 MDTN841UA
2026-05-10partialKDEN?19:32 MDTN843UA
2026-05-09partialKDEN?07:15 MDTN854UA
2026-05-09partialKDEN?19:19 MDTN854UA
2026-05-08partialKDEN?07:47 MDTN442UA
2026-05-08partialKDEN?19:26 MDTN442UA
2026-05-07partialKDEN?19:25 MDTN848UA
2026-05-06partialKDEN?21:34 MDTN850UA
2026-05-05partialKDEN?19:35 MDTN877UA
2026-05-04partialKDEN?07:28 MDTN474UA
2026-05-04partialKDEN?19:43 MDTN474UA
2026-05-03partialKDEN?19:20 MDTN4901U
2026-05-02partialKDEN?07:16 MDTN809UA
2026-05-02estimatedKDEN?19:25 MDT02:04Z0h 39mN809UA
2026-05-01partialKDEN?19:20 MDTN834UA
2026-04-30partialKDEN?19:29 MDTN17254
2026-04-29partialKDEN?19:20 MDTN38257
2026-04-28partialKDEN?09:18 MDTN47282
2026-04-28partialKDEN?19:23 MDTN47282
2026-04-27partialKDEN?19:17 MDTA1272F
2026-04-26partialKDEN?19:17 MDTA12733
2026-04-25partialKDEN?20:43 MDTA5CFA5
2026-04-25partialKDEN?19:32 MDTA5CFA5
2026-04-24partialKDEN?20:02 MDTN47284
2026-04-23partialKDEN?19:12 MDTN57299
2026-04-22partialKDEN?19:16 MDTN76514
2026-04-21partialKDEN?19:24 MDTN17265
2026-04-20partialKDEN?19:18 MDTN27253
2026-04-19partialKDEN?19:14 MDTA126E6
2026-04-18partialKDEN?11:30 MDTN829UA
2026-04-17partialKDEN?19:16 MDTA12734
2026-04-16partialKDEN?19:12 MDTN47288
2026-04-15partialKDEN?19:20 MDTN25201
2026-04-14estimated??13:13Z22:18Z9h 04mA12734
2026-04-14estimated??02:37Z03:16Z0h 38mA12734
2026-04-13partialKDEN?19:48 MDTN27290
2026-04-12partialKDEN?07:24 MDTA12734
2026-04-12partialKDEN?19:27 MDTA12734
2026-04-11partialKDEN?07:24 MDTA126ED
2026-04-11partialKDEN?19:29 MDTA126ED
2026-04-06partialKDEN?19:31 MDTN57286
2026-04-05partialKDEN?19:26 MDTA44211
2026-04-04partialKDEN?07:06 MDTN27256
2026-04-04partialKDEN?19:14 MDTN27256
2026-04-03partialKDEN?08:29 MDTN57299
2026-04-03estimatedKDEN?19:10 MDT02:22Z1h 11mA126E6
2026-04-02partialKDEN?19:18 MDTA12798
2026-04-01partialKDEN?19:29 MDTN14228
2026-03-31partialKDEN?07:01 MDTA44211
2026-03-31estimatedKDEN?19:13 MDT02:06Z0h 52mA44211
2026-03-30partialKDEN?19:22 MDTA5CF3C
2026-03-29partialKDEN?18:12 MDTN76269
2026-03-28partialKDEN?14:55 MDTN76269
2026-03-15partialKDEN?18:50 MDTN76505
2026-03-14partialKDEN?16:30 MDTN76505
2026-03-13partialKDEN?18:00 MDTA1277A
2026-03-12partialKBOI?18:23 MDTN27239
2026-03-11partialKDEN?14:53 MDTN27239
2026-03-10partialKDEN?14:58 MDTN77538
2026-03-09partialKDEN?14:44 MDTN79541
2026-03-08partialKDEN?14:43 MDTN11206
2026-03-07partial??01:08ZN18220
2026-03-06partialKDEN?17:00 MSTN17233
2026-03-05estimated??23:20Z23:58Z0h 37mN17233
2026-03-04partialKDEN?14:50 MSTN25201
2026-03-03partialKDEN?14:51 MSTN87527
2026-03-02partialKDEN?14:45 MSTN27205
2026-03-01partialKDEN?14:43 MSTN12238
2026-02-28partialKDEN?14:45 MSTN37274
2026-02-27partialKDEN?15:01 MSTN11206
2026-02-26partialKDEN?17:01 MSTN14231
2026-02-24partialKDEN?15:21 MSTN76528
2026-02-23partialKDEN?14:45 MSTN76529
2026-02-22partialKDEN?14:53 MSTN76529
2026-02-21partialKDEN?15:01 MSTN36280
2026-02-20partialKDEN?14:45 MSTN37267
2026-02-19partialKDEN?14:49 MSTN78540
2026-02-18partialKDEN?18:14 MSTN78524
2026-02-16partialKDEN?14:47 MSTN73276
2026-02-15partialKDEN?14:47 MSTN76505
2026-02-14partialKDEN?14:53 MSTN78285
2026-02-13partialKDEN?14:52 MSTN16234
2026-02-12partialKDEN?15:08 MSTN14235
2026-02-11partialKDEN?14:51 MSTN36247
2026-02-09KBOI?17:55 MST01:58Z1h 03mA44983
2026-02-07partialKDEN?14:42 MSTN24224
2026-02-06partialKDEN?15:03 MSTN37536
2026-02-05partialKDEN?15:11 MSTN73278
2026-02-04partialKDEN?14:44 MSTN24224
2026-02-03partialKDEN?14:49 MSTN86534
2026-02-02partialKDEN?15:07 MSTN78501
2026-02-01partialKDEN?18:53 MSTN69824
2026-01-30partialKDEN?14:48 MSTN24211
2026-01-29partialKDEN?14:46 MSTN76517
2026-01-28partialKDEN?14:56 MSTN37263
2026-01-27partialKDEN?14:37 MSTN17244
2026-01-26partialKDEN?14:47 MSTN76508
2026-01-25KBOIKDEN14:36 MST16:18 MST1h 42mN37277
2026-01-24partialKBOI?17:06 MSTN76517
2026-01-23partialKDEN?15:19 MSTN76517
2026-01-22partialKDEN?14:52 MSTN87513
2026-01-21partialKDEN?14:47 MSTN78501
2026-01-20partialKDEN?15:09 MSTN14228
2026-01-19partialKDEN?15:03 MSTN77510
2026-01-18partialKDEN?14:59 MSTN26232
2026-01-17partialKDEN?16:02 MSTN76515
2026-01-09partial??00:01ZN76514
2026-01-08estimated??23:04Z23:58Z0h 53mN76514
2026-01-07partialKDEN?14:43 MSTN26208
2026-01-06partialKDEN?14:52 MSTN26208
2026-01-05partialKDEN?14:46 MSTN26232
2026-01-04partialKDEN?14:59 MSTN26215
2026-01-03partialKDEN?15:10 MSTN33266
2026-01-02partialKDEN?15:25 MSTN78506
2026-01-01partialKDEN?14:57 MSTN37263
2025-12-31partialKDEN?15:01 MSTN27205
2025-12-30partialKDEN?14:53 MSTN14219
2025-12-29partialKDEN?14:53 MSTN26226
2025-12-28partialKDEN?15:02 MSTN35204
2025-12-27partialKDEN?14:54 MSTN76533
2025-12-26partialKDEN?14:58 MSTN37277
2025-12-25partialKDEN?15:25 MSTN18223
2025-12-24partial??02:04ZN33284
2025-12-22partialKDEN?14:56 MSTAA7F4E
2025-12-21partialKDEN?15:02 MSTN14231
2025-12-20partialKDEN?17:00 MSTN35236
2025-12-18partialKDEN?15:08 MSTN36280
2025-12-17partialKDEN?14:59 MSTN821UA
2025-12-16partialKDEN?14:53 MSTA12F6F
2025-12-15partialKDEN?15:00 MSTN37462
2025-12-14partialKDEN?14:59 MSTN37549
2025-12-13partialKDEN?17:00 MSTN37508
2025-12-12partial??00:04ZN37555
2025-12-10partialKDEN?15:07 MSTN37555
2025-12-09partialKDEN?15:23 MSTA12A7C
2025-11-26estimated??21:51Z22:58Z1h 07mN24211
2025-10-29partialKDEN?14:44 MDTN37298
2025-10-28partialKDEN?15:11 MDTN36247
2025-10-27partialKDEN?14:52 MDTN77295
2025-10-26partialKDEN?15:06 MDTN33292
2025-10-25partialKDEN?14:56 MDTA126E7
2025-10-24partialKDEN?18:05 MDTN62883
2025-10-23partialKDEN?15:15 MDTN62883
2025-10-22partialKDEN?15:08 MDTN39461
2025-10-21partialKDEN?15:16 MDTN37437
2025-10-20estimated??21:19Z22:54Z1h 34mN68802
2025-10-14partialKDEN?14:51 MDTN38459
2025-10-13partialKDEN?15:00 MDTN69804
2025-10-07partialKDEN?14:59 MDTN66841
2025-10-06partialKDEN?14:49 MDTN75429
2025-10-05KBOIKDEN09:00 MDT16:24 MDT7h 23mN37470
2025-10-04partialKDEN?07:40 MDTN36469
2025-10-01KBOI?15:13 MDT22:14Z1h 01mA83782
2025-09-30KBOI?14:43 MDT21:50Z1h 06mA8D4EF
2025-09-29KBOI?14:56 MDT21:58Z1h 02mA5D668
2025-09-26KBOI?15:37 MDT22:44Z1h 07mA6C248
2025-09-24KBOI?14:47 MDT21:47Z1h 00mAAE757
2025-09-23KBOIKDEN Denver International14:50 MDT16:25 MDT1h 35mA05DDC
2025-09-22KBOI?15:44 MDT22:47Z1h 02mA6C247
2025-09-21KBOI?14:58 MDT22:06Z1h 07mA41E90
2025-09-20KBOI?15:18 MDT22:22Z1h 04mA837A3
2025-08-24estimated??00:01Z05:14Z5h 12mN77518
2025-08-23estimatedKBOI?00:00 MDT23:58Z17h 58mN62892
2025-08-21KBOIKDEN01:17 MDT16:40 MDT15h 23mN37287
2025-08-19partialKDEN?18:00 MDTN87512
2025-08-17partialKDEN?19:54 MDTN66897
2025-08-15partial??00:36ZN34282

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]