35 active days
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Tracked flight number
AS437
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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1,257 mi avg per flight
2 hr 34 min average
Average across flights included in analytics
3 aircraft types
Tracked activity
Aug 20 – Sep 24, 2026 · 35 active days
Flights36
Aug 20
Aug 21
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Sep 23
Observed route footprint
Routes tracked as AS437
Directional airport pairings in Aug 20 – Sep 24, 2026.
Observed tail number assignments
Tail numbers tracked as AS437
Open a tail number for its complete tracked profile.
| Tail number | Type | Flights | Routes | Tracked distance | First observed | Last observed |
|---|---|---|---|---|---|---|
| B39M | 2 | 1 | 2,501 mi | Aug 27, 2026, 6:28 PM UTC | Sep 21, 2026, 9:03 PM UTC | |
| B739 | 2 | 2 | 2,491 mi | Sep 9, 2026, 6:30 PM UTC | Sep 10, 2026, 1:05 AM UTC | |
| B738 | 2 | 1 | 2,508 mi | Aug 26, 2026, 6:19 PM UTC | Sep 2, 2026, 8:49 PM UTC | |
| B39M | 1 | 1 | 1,281 mi | Sep 23, 2026, 6:12 PM UTC | Sep 23, 2026, 8:51 PM UTC | |
| B738 | 1 | 1 | 1,266 mi | Sep 22, 2026, 6:10 PM UTC | Sep 22, 2026, 8:51 PM UTC | |
Observed aircraft types
Aircraft types tracked as AS437
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 | 18 | 50.0% | 17 | 22,629 mi | 1 | Aug 21, 2026, 6:26 PM UTC | Sep 23, 2026, 8:51 PM UTC |
| B739 | Boeing 737-900 | 11 | 30.6% | 10 | 13,803 mi | 2 | Aug 20, 2026, 6:17 PM UTC | Sep 16, 2026, 9:21 PM UTC |
| B738 | Boeing 737-800 | 7 | 19.4% | 6 | 8,821 mi | 1 | Aug 25, 2026, 7:08 PM UTC | Sep 22, 2026, 8:51 PM UTC |
Observation log
Flight observations
Latest 100 flights for AS437 within Aug 20 – Sep 24, 2026
| Confidence | Route | Tail number | Aircraft | First observed | Last observed | Observed | Tracked distance |
|---|---|---|---|---|---|---|---|
| High · 100 | B39M | Sep 23, 2026, 6:12 PM UTC | Sep 23, 2026, 8:51 PM UTC | 2 hr 39 min | 1,281 mi | ||
| High · 100 | B738 | Sep 22, 2026, 6:10 PM UTC | Sep 22, 2026, 8:51 PM UTC | 2 hr 41 min | 1,266 mi | ||
| High · 100 |