35 active days
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Tracked flight number
DL440
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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2,760 mi avg per flight
5 hr 20 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 DL440
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 | 96,616 mi | 186 hr 27 min | Aug 20, 2026, 8:56 AM UTC | Sep 23, 2026, 1:52 PM UTC |
Observed tail number assignments
Tail numbers tracked as DL440
Open a tail number for its complete tracked profile.
| Tail number | Type | Flights | Routes | Tracked distance | First observed | Last observed |
|---|---|---|---|---|---|---|
| A21N | 3 | 1 | 8,265 mi | Aug 23, 2026, 9:01 AM UTC | Sep 17, 2026, 2:06 PM UTC | |
| A21N | 2 | 1 | 5,536 mi | Aug 22, 2026, 9:17 AM UTC | Sep 23, 2026, 1:52 PM UTC | |
| A21N | 2 | 1 | 5,481 mi | Sep 11, 2026, 8:55 AM UTC | Sep 22, 2026, 1:50 PM UTC | |
| A21N | 2 | 1 | 5,493 mi | Aug 25, 2026, 8:54 AM UTC | Sep 21, 2026, 2:07 PM UTC | |
| A21N | 2 | 1 | 5,567 mi | Sep 13, 2026, 8:55 AM UTC | Sep 20, 2026, 2:08 PM UTC | |
Observed aircraft types
Aircraft types tracked as DL440
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 | 35 | 100.0% | 27 | 96,616 mi | 1 | Aug 20, 2026, 8:56 AM UTC | Sep 23, 2026, 1:52 PM UTC |
Observation log
Flight observations
Latest 100 flights for DL440 within Aug 20 – Sep 24, 2026
| Confidence | Route | Tail number | Aircraft | First observed | Last observed | Observed | Tracked distance |
|---|---|---|---|---|---|---|---|
| Low · 20 | Route unverified | A21N | Sep 24, 2026, 8:58 AM UTC | Sep 24, 2026, 2:01 PM UTC | 5 hr 4 min | 2,600 mi | |
| High · 100 | A21N | Sep 23, 2026, 8:51 AM UTC | Sep 23, 2026, 1:52 PM UTC | 5 hr 1 min | 2,768 mi | ||
| High · 100 |