26 active days
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Tracked flight number
Y4104
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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828 mi avg per flight
1 hr 45 min average
Average across flights included in analytics
4 aircraft types
Tracked activity
Aug 20 – Sep 24, 2026 · 26 active days
Flights36
Aug 20
Aug 21
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Aug 24
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Aug 31
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Sep 23
Observed route footprint
Routes tracked as Y4104
Directional airport pairings in Aug 20 – Sep 24, 2026.
| Route | Flights | Active days | Tail numbers | Tracked distance | Observed | First observed | Last observed |
|---|---|---|---|---|---|---|---|
| 36 | 26 | 0 | 29,809 mi | 62 hr 59 min | Aug 20, 2026, 2:01 AM UTC | Sep 24, 2026, 1:47 AM UTC |
Observed tail number assignments
Tail numbers tracked as Y4104
Open a tail number for its complete tracked profile.
| Tail number | Type | Flights | Routes | Tracked distance | First observed | Last observed |
|---|---|---|---|---|---|---|
| A21N | 4 | 1 | 3,282 mi | Aug 29, 2026, 11:54 PM UTC | Sep 23, 2026, 1:38 AM UTC | |
| A21N | 3 | 1 | 2,464 mi | Aug 31, 2026, 12:16 AM UTC | Sep 18, 2026, 1:46 AM UTC | |
| A21N | 3 | 1 | 2,510 mi | Aug 23, 2026, 12:00 AM UTC | Sep 14, 2026, 1:38 AM UTC | |
| A321 | 2 | 1 | 1,637 mi | Sep 12, 2026, 12:06 AM UTC | Sep 20, 2026, 1:58 AM UTC | |
| A21N | 2 | 1 | 1,690 mi | Sep 7, 2026, 11:56 PM UTC | Sep 19, 2026, 1:29 AM UTC | |
Observed aircraft types
Aircraft types tracked as Y4104
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 | 26 | 72.2% | 18 | 21,541 mi | 1 | Aug 20, 2026, 2:01 AM UTC | Sep 23, 2026, 1:38 AM UTC |
| A321 | Airbus A321 | 8 | 22.2% | 6 | 6,597 mi | 1 | Aug 21, 2026, 11:59 PM UTC | Sep 24, 2026, 1:47 AM UTC |
| A320 | Airbus A320 | 1 | 2.8% | 1 | 803 mi | 1 | Sep 16, 2026, 11:54 PM UTC | Sep 17, 2026, 1:38 AM UTC |
| A20N | Airbus A320neo | 1 | 2.8% | 1 | 869 mi | 1 | Sep 7, 2026, 11:56 PM UTC | Sep 8, 2026, 1:48 AM UTC |
Observation log
Flight observations
Latest 100 flights for Y4104 within Aug 20 – Sep 24, 2026