25 active days
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Tracked flight number
UA2158
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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1,131 mi avg per flight
2 hr 22 min average
Average across flights included in analytics
3 aircraft types
Tracked activity
Aug 20 – Sep 24, 2026 · 25 active days
Flights25
Aug 20
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Sep 23
Observed route footprint
Routes tracked as UA2158
Directional airport pairings in Aug 20 – Sep 24, 2026.
Observed tail number assignments
Tail numbers tracked as UA2158
Open a tail number for its complete tracked profile.
| Tail number | Type | Flights | Routes | Tracked distance | First observed | Last observed |
|---|---|---|---|---|---|---|
| B39M | 2 | 1 | 2,266 mi | Sep 3, 2026, 10:51 AM UTC | Sep 16, 2026, 1:47 PM UTC | |
| B39M | 1 | 1 | 1,122 mi | Sep 23, 2026, 10:54 AM UTC | Sep 23, 2026, 1:07 PM UTC | |
| B39M | 1 | 1 | 1,114 mi | Sep 22, 2026, 10:59 AM UTC | Sep 22, 2026, 1:15 PM UTC | |
| B39M | 1 | 1 | 1,142 mi | Sep 21, 2026, 11:00 AM UTC | Sep 21, 2026, 1:21 PM UTC | |
| B38M | 1 | 1 | 1,156 mi | Sep 20, 2026, 10:45 AM UTC | Sep 20, 2026, 1:09 PM UTC | |
Observed aircraft types
Aircraft types tracked as UA2158
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 |
|---|---|---|---|---|---|---|---|---|
| B39M | Boeing 737 MAX 9 | 20 | 80.0% | 19 | 22,705 mi | 2 | Aug 21, 2026, 10:58 AM UTC | Sep 23, 2026, 1:07 PM UTC |
| B38M | Boeing 737 MAX 8 | 3 | 12.0% | 3 | 3,364 mi | 1 | Aug 25, 2026, 10:49 AM UTC | Sep 20, 2026, 1:09 PM UTC |
| B739 | Boeing 737-900 | 2 | 8.0% | 2 | 2,197 mi | 1 | Aug 20, 2026, 10:51 AM UTC | Sep 17, 2026, 1:18 PM UTC |
Observation log
Flight observations
Latest 100 flights for UA2158 within Aug 20 – Sep 24, 2026
| Confidence | Route | Tail number | Aircraft | First observed | Last observed | Observed | Tracked distance |
|---|---|---|---|---|---|---|---|
| High · 100 | B39M | Sep 23, 2026, 10:54 AM UTC | Sep 23, 2026, 1:07 PM UTC | 2 hr 13 min | 1,122 mi | ||
| High · 100 | B39M | Sep 22, 2026, 10:59 AM UTC | Sep 22, 2026, 1:15 PM UTC | 2 hr 17 min | 1,114 mi | ||
| High · 100 |