34 active days
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Tracked flight number
UA397
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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718 mi avg per flight
1 hr 28 min average
Average across flights included in analytics
4 aircraft types
Tracked activity
Aug 20 – Sep 24, 2026 · 34 active days
Flights34
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Observed route footprint
Routes tracked as UA397
Directional airport pairings in Aug 20 – Sep 24, 2026.
| Route | Flights | Active days | Tail numbers | Tracked distance | Observed | First observed | Last observed |
|---|---|---|---|---|---|---|---|
| 34 | 34 | 0 | 24,400 mi | 49 hr 36 min | Aug 20, 2026, 3:48 PM UTC | Sep 23, 2026, 5:46 PM UTC |
Observed tail number assignments
Tail numbers tracked as UA397
Open a tail number for its complete tracked profile.
| Tail number | Type | Flights | Routes | Tracked distance | First observed | Last observed |
|---|---|---|---|---|---|---|
| B739 | 2 | 1 | 1,430 mi | Aug 23, 2026, 3:44 PM UTC | Sep 8, 2026, 5:02 PM UTC | |
| B739 | 2 | 1 | 1,429 mi | Aug 25, 2026, 3:49 PM UTC | Aug 30, 2026, 5:15 PM UTC | |
| B739 | 1 | 1 | 706 mi | Sep 23, 2026, 4:21 PM UTC | Sep 23, 2026, 5:46 PM UTC | |
| B739 | 1 | 1 | 726 mi | Sep 22, 2026, 3:53 PM UTC | Sep 22, 2026, 5:24 PM UTC | |
| B739 | 1 | 1 | 700 mi | Sep 21, 2026, 5:09 PM UTC | Sep 21, 2026, 6:40 PM UTC | |
Observed aircraft types
Aircraft types tracked as UA397
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 |
|---|---|---|---|---|---|---|---|---|
| B739 | Boeing 737-900 | 28 | 82.4% | 26 | 20,147 mi | 1 | Aug 20, 2026, 3:48 PM UTC | Sep 23, 2026, 5:46 PM UTC |
| B39M | Boeing 737 MAX 9 | 4 | 11.8% | 4 | 2,850 mi | 1 | Aug 22, 2026, 3:52 PM UTC | Sep 16, 2026, 5:16 PM UTC |
| B38M | Boeing 737 MAX 8 | 1 | 2.9% | 1 | 706 mi | 1 | Sep 5, 2026, 3:48 PM UTC | Sep 5, 2026, 5:19 PM UTC |
| B738 | Boeing 737-800 | 1 | 2.9% | 1 | 697 mi | 1 | Aug 24, 2026, 3:45 PM UTC | Aug 24, 2026, 5:11 PM UTC |
Observation log
Flight observations
Latest 100 flights for UA397 within Aug 20 – Sep 24, 2026