35 active days
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Tracked flight number
DL439
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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1,255 mi avg per flight
2 hr 39 min average
Average across flights included in analytics
1 aircraft type
Tracked activity
Aug 20 – Sep 24, 2026 · 35 active days
Flights35
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Observed route footprint
Routes tracked as DL439
Directional airport pairings in Aug 20 – Sep 24, 2026.
| Route | Flights | Active days | Tail numbers | Tracked distance | Observed | First observed | Last observed |
|---|---|---|---|---|---|---|---|
| 35 | 35 | 0 | 43,912 mi | 92 hr 51 min | Aug 20, 2026, 12:59 PM UTC | Sep 23, 2026, 3:34 PM UTC |
Observed tail number assignments
Tail numbers tracked as DL439
Open a tail number for its complete tracked profile.
| Tail number | Type | Flights | Routes | Tracked distance | First observed | Last observed |
|---|---|---|---|---|---|---|
| A319 | 3 | 1 | 3,757 mi | Aug 20, 2026, 12:59 PM UTC | Sep 19, 2026, 3:43 PM UTC | |
| A319 | 2 | 1 | 2,531 mi | Sep 5, 2026, 12:56 PM UTC | Sep 23, 2026, 3:34 PM UTC | |
| A319 | 2 | 1 | 2,505 mi | Aug 23, 2026, 12:50 PM UTC | Sep 22, 2026, 3:44 PM UTC | |
| A319 | 2 | 1 | 2,505 mi | Sep 10, 2026, 1:11 PM UTC | Sep 20, 2026, 3:45 PM UTC | |
| A319 | 2 | 1 | 2,514 mi | Sep 4, 2026, 12:57 PM UTC | Sep 6, 2026, 3:35 PM UTC | |
Observed aircraft types
Aircraft types tracked as DL439
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 |
|---|---|---|---|---|---|---|---|---|
| A319 | Airbus A319 | 35 | 100.0% | 26 | 43,912 mi | 1 | Aug 20, 2026, 12:59 PM UTC | Sep 23, 2026, 3:34 PM UTC |
Observation log
Flight observations
Latest 100 flights for DL439 within Aug 20 – Sep 24, 2026
| Confidence | Route | Tail number | Aircraft | First observed | Last observed | Observed | Tracked distance |
|---|---|---|---|---|---|---|---|
| High · 100 | A319 | Sep 23, 2026, 12:56 PM UTC | Sep 23, 2026, 3:34 PM UTC | 2 hr 38 min | 1,245 mi | ||
| High · 100 | A319 | Sep 22, 2026, 12:56 PM UTC | Sep 22, 2026, 3:44 PM UTC | 2 hr 49 min | 1,246 mi | ||
| High · 100 |