| ARRIVED 12 HOUR 17 MINUTES AGO |
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| Date | Flight | Departure Airport | Arrival Airport | Scheduled | Plane | Estimated | ||
|---|---|---|---|---|---|---|---|---|
| Departure | Arrival | Departure | Arrival | |||||
| Thu, 02 Jul | UA2121 | Denver Intl (DEN) | Gerald R Ford Intl (GRR) | 17:55 MDT | 22:35 EDT | |||
| Wed, 01 Jul | UA2121 | Denver Intl (DEN) | Gerald R Ford Intl (GRR) | 17:55 MDT | 22:35 EDT | N68880 (Boeing B739) | 18:01 MDT | 22:18 EDT |
| Mon, 29 Jun | UA2121 | Denver Intl (DEN) | Gerald R Ford Intl (GRR) | 17:55 MDT | 22:35 EDT | N36469 (Boeing B739) | 18:01 MDT | 22:09 EDT |
| Sun, 28 Jun | UA2121 | Denver Intl (DEN) | Gerald R Ford Intl (GRR) | 17:55 MDT | 22:35 EDT | N81449 (Boeing B739) | 17:56 MDT | 22:31 EDT |
| Sat, 27 Jun | UA2121 | Denver Intl (DEN) | Gerald R Ford Intl (GRR) | 17:55 MDT | 22:35 EDT | 17:55 MDT | 23:27 EDT | |
| Fri, 26 Jun | UA2121 | Denver Intl (DEN) | Gerald R Ford Intl (GRR) | 17:55 MDT | 22:35 EDT | N66831 (Boeing B739) | 18:16 MDT | 22:21 EDT |
| Thu, 25 Jun | UA2121 | Denver Intl (DEN) | Gerald R Ford Intl (GRR) | 17:55 MDT | 22:35 EDT | 17:55 MDT | 23:26 EDT | |
| Tue, 23 Jun | UA2121 | Denver Intl (DEN) | Gerald R Ford Intl (GRR) | 17:55 MDT | 22:35 EDT | N39461 (Boeing B739) | 17:52 MDT | 22:23 EDT |
| Mon, 22 Jun | UA2121 | Denver Intl (DEN) | Gerald R Ford Intl (GRR) | 17:55 MDT | 22:35 EDT | N37462 (Boeing B739) | 17:54 MDT | 22:28 EDT |
| Sun, 21 Jun | UA2121 | Denver Intl (DEN) | Gerald R Ford Intl (GRR) | 17:55 MDT | 22:35 EDT | 17:56 MDT | 23:38 EDT | |
| Sat, 20 Jun | UA2121 | Denver Intl (DEN) | Gerald R Ford Intl (GRR) | 17:55 MDT | 22:35 EDT | N37281 (Boeing B738) | 18:26 MDT | 22:30 EDT |
| Fri, 19 Jun | UA2121 | Denver Intl (DEN) | Gerald R Ford Intl (GRR) | 17:55 MDT | 22:35 EDT | N69826 (Boeing B739) | 19:06 MDT | 23:00 EDT |
| Thu, 18 Jun | UA2121 | Denver Intl (DEN) | Gerald R Ford Intl (GRR) | 17:55 MDT | 22:35 EDT | N69826 (Boeing B739) | 18:37 MDT | 22:30 EDT |
| Wed, 17 Jun | UA2121 | Denver Intl (DEN) | Gerald R Ford Intl (GRR) | 17:55 MDT | 22:35 EDT | N69819 (Boeing B739) | 18:04 MDT | 22:05 EDT |
| Tue, 16 Jun | UA2121 | Denver Intl (DEN) | Gerald R Ford Intl (GRR) | 17:55 MDT | 22:35 EDT | N87507 (Boeing B738) | 18:13 MDT | 22:24 EDT |
| Mon, 15 Jun | UA2121 | Denver Intl (DEN) | Gerald R Ford Intl (GRR) | 17:55 MDT | 22:35 EDT | N61887 (Boeing B739) | 18:00 MDT | 22:13 EDT |
| Sun, 14 Jun | UA2121 | Denver Intl (DEN) | Gerald R Ford Intl (GRR) | 17:55 MDT | 22:35 EDT | N66897 (Boeing B739) | 18:03 MDT | 22:08 EDT |
| Sat, 13 Jun | UA2121 | Denver Intl (DEN) | Gerald R Ford Intl (GRR) | 17:55 MDT | 22:35 EDT | N87513 (Boeing B738) | 17:55 MDT | 22:02 EDT |
| Fri, 12 Jun | UA2121 | Denver Intl (DEN) | Gerald R Ford Intl (GRR) | 17:55 MDT | 22:35 EDT | N68802 (Boeing B739) | 18:00 MDT | 22:15 EDT |
| Thu, 11 Jun | UA2121 | Denver Intl (DEN) | Gerald R Ford Intl (GRR) | 17:55 MDT | 22:35 EDT | N62892 (Boeing B739) | 20:29 MDT | 00:22 EDT |
| Wed, 10 Jun | UA2121 | Denver Intl (DEN) | Gerald R Ford Intl (GRR) | 17:55 MDT | 22:35 EDT | |||
| Tue, 09 Jun | UA2121 | Denver Intl (DEN) | Gerald R Ford Intl (GRR) | 17:55 MDT | 22:35 EDT | N77510 (Boeing B738) | 18:03 MDT | 22:18 EDT |
| Mon, 08 Jun | UA2121 | Denver Intl (DEN) | Gerald R Ford Intl (GRR) | 17:55 MDT | 22:35 EDT | N39475 (Boeing B739) | 20:58 MDT | 01:01 EDT |
| Sun, 07 Jun | UA2121 | Denver Intl (DEN) | Gerald R Ford Intl (GRR) | 17:55 MDT | 22:35 EDT | N39423 (Boeing B739) | 17:55 MDT | 22:49 EDT |
| Sat, 06 Jun | UA2121 | Denver Intl (DEN) | Gerald R Ford Intl (GRR) | 17:55 MDT | 22:35 EDT | N76269 (Boeing B738) | 18:07 MDT | 22:19 EDT |
| Fri, 05 Jun | UA2121 | Denver Intl (DEN) | Gerald R Ford Intl (GRR) | 17:55 MDT | 22:35 EDT | N27477 (Boeing B739) | 18:34 MDT | 22:41 EDT |
| Thu, 04 Jun | UA2121 | Denver Intl (DEN) | Gerald R Ford Intl (GRR) | 17:55 MDT | 22:35 EDT | N39461 (Boeing B739) | 19:04 MDT | 23:09 EDT |
| Wed, 03 Jun | UA2121 | Denver Intl (DEN) | Gerald R Ford Intl (GRR) | 17:55 MDT | 22:35 EDT | N37470 (Boeing B739) | 18:10 MDT | 22:26 EDT |
| Tue, 02 Jun | UA2121 | Denver Intl (DEN) | Gerald R Ford Intl (GRR) | 17:55 MDT | 22:35 EDT | N33292 (Boeing B738) | 18:13 MDT | 22:12 EDT |
| Mon, 01 Jun | UA2121 | Denver Intl (DEN) | Gerald R Ford Intl (GRR) | 17:55 MDT | 22:35 EDT | N68817 (Boeing B739) | 17:55 MDT | 00:04 EDT |