33 active days
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Tracked flight number
DL400
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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2,774 mi avg per flight
5 hr 2 min average
Average across flights included in analytics
1 aircraft type
Tracked activity
Aug 20 – Sep 24, 2026 · 33 active days
Flights33
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Observed route footprint
Routes tracked as DL400
Directional airport pairings in Aug 20 – Sep 24, 2026.
| Route | Flights | Active days | Tail numbers | Tracked distance | Observed | First observed | Last observed |
|---|---|---|---|---|---|---|---|
| 33 | 33 | 0 | 91,541 mi | 166 hr 21 min | Aug 20, 2026, 2:20 PM UTC | Sep 22, 2026, 7:38 PM UTC |
Observed tail number assignments
Tail numbers tracked as DL400
Open a tail number for its complete tracked profile.
| Tail number | Type | Flights | Routes | Tracked distance | First observed | Last observed |
|---|---|---|---|---|---|---|
| A21N | 5 | 1 | 13,925 mi | Sep 2, 2026, 2:14 PM UTC | Sep 6, 2026, 7:06 PM UTC | |
| A21N | 3 | 1 | 8,319 mi | Sep 7, 2026, 2:24 PM UTC | Sep 9, 2026, 7:23 PM UTC | |
| A21N | 3 | 1 | 8,309 mi | Aug 29, 2026, 2:12 PM UTC | Aug 31, 2026, 7:46 PM UTC | |
| A21N | 3 | 1 | 8,265 mi | Aug 25, 2026, 2:07 PM UTC | Aug 27, 2026, 7:16 PM UTC | |
| A21N | 3 | 1 | 8,347 mi | Aug 20, 2026, 2:20 PM UTC | Aug 23, 2026, 7:20 PM UTC | |
Observed aircraft types
Aircraft types tracked as DL400
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 | 33 | 100.0% | 18 | 91,541 mi | 1 | Aug 20, 2026, 2:20 PM UTC | Sep 22, 2026, 7:38 PM UTC |
Observation log
Flight observations
Latest 100 flights for DL400 within Aug 20 – Sep 24, 2026
| Confidence | Route | Tail number | Aircraft | First observed | Last observed | Observed | Tracked distance |
|---|---|---|---|---|---|---|---|
| Limited · 84 | Route unverified | A21N | Sep 23, 2026, 2:22 PM UTC | Sep 23, 2026, 8:09 PM UTC | 5 hr 47 min | 2,865 mi | |
| High · 100 | A21N | Sep 22, 2026, 2:23 PM UTC | Sep 22, 2026, 7:38 PM UTC | 5 hr 16 min | 2,771 mi | ||
| High · 100 |