21 active days
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Tracked flight number
UA1664
Analysis window
Aug 20 – Sep 24, 2026
Every derived statistic, daily trend, route, tail number assignment, flight observation, and mapped path below uses this flight-date window.
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728 mi avg per flight
1 hr 36 min average
Average across flights included in analytics
5 aircraft types
Tracked activity
Aug 20 – Sep 24, 2026 · 21 active days
Flights21
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Observed route footprint
Routes tracked as UA1664
Directional airport pairings in Aug 20 – Sep 24, 2026.
| Route | Flights | Active days | Tail numbers | Tracked distance | Observed | First observed | Last observed |
|---|---|---|---|---|---|---|---|
| 13 | 13 | 0 | 11,686 mi | 25 hr 9 min | Aug 20, 2026, 11:38 AM UTC | Sep 21, 2026, 1:48 PM UTC | |
| 5 | 5 | 0 | 1,948 mi | 4 hr 43 min | Sep 9, 2026, 3:15 PM UTC | Sep 23, 2026, 4:15 PM UTC | |
| 3 | 3 | 0 | 1,662 mi | 3 hr 51 min | Aug 23, 2026, 10:05 AM UTC | Sep 6, 2026, 11:24 AM UTC |
Observed tail number assignments
Tail numbers tracked as UA1664
Open a tail number for its complete tracked profile.
| Tail number | Type | Flights | Routes | Tracked distance | First observed | Last observed |
|---|---|---|---|---|---|---|
| A21N | 2 | 1 | 1,734 mi | Aug 31, 2026, 11:36 AM UTC | Sep 21, 2026, 1:48 PM UTC | |
| B39M | 1 | 1 | 396 mi | Sep 23, 2026, 3:19 PM UTC | Sep 23, 2026, 4:15 PM UTC | |
| B739 | 1 | 1 | 397 mi | Sep 20, 2026, 3:04 PM UTC | Sep 20, 2026, 4:04 PM UTC | |
| A21N | 1 | 1 | 909 mi | Sep 18, 2026, 11:45 AM UTC | Sep 18, 2026, 1:40 PM UTC | |
| A21N | 1 | 1 | 914 mi | Sep 17, 2026, 11:39 AM UTC | Sep 17, 2026, 1:31 PM UTC | |
Observed aircraft types
Aircraft types tracked as UA1664
Observed flights grouped by aircraft designator and matched to the aircraft reference catalog.
| Type | Aircraft name | Flights | Makeup | Tail numbers | Tracked distance | Routes | First observed | Last observed |
|---|---|---|---|---|---|---|---|---|
| A21N | Airbus A321neo | 12 | 57.1% | 11 | 10,819 mi | 1 | Aug 20, 2026, 11:38 AM UTC | Sep 21, 2026, 1:48 PM UTC |
| B39M | Boeing 737 MAX 9 | 3 | 14.3% | 3 | 1,168 mi | 1 | Sep 9, 2026, 3:15 PM UTC | Sep 23, 2026, 4:15 PM UTC |
| A319 | Airbus A319 | 3 | 14.3% | 3 | 1,662 mi | 1 | Aug 23, 2026, 10:05 AM UTC | Sep 6, 2026, 11:24 AM UTC |
| B739 | Boeing 737-900 | 2 | 9.5% | 2 | 779 mi | 1 | Sep 13, 2026, 3:15 PM UTC | Sep 20, 2026, 4:04 PM UTC |
| A320 | Airbus A320 | 1 | 4.8% | 1 | 867 mi | 1 | Aug 24, 2026, 11:40 AM UTC | Aug 24, 2026, 1:29 PM UTC |
Observation log
Flight observations
Latest 100 flights for UA1664 within Aug 20 – Sep 24, 2026