20 active days
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Tracked flight number
DL644
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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1,423 mi avg per flight
2 hr 55 min average
Average across flights included in analytics
5 aircraft types
Tracked activity
Aug 20 – Sep 24, 2026 · 20 active days
Flights22
Aug 20
Aug 21
Aug 22
Aug 23
Aug 24
Aug 25
Aug 26
Aug 27
Aug 28
Aug 29
Aug 30
Aug 31
Sep 12
Sep 13
Sep 14
Sep 17
Sep 18
Sep 19
Sep 20
Sep 21
Observed route footprint
Routes tracked as DL644
Directional airport pairings in Aug 20 – Sep 24, 2026.
| Route | Flights | Active days | Tail numbers | Tracked distance | Observed | First observed | Last observed |
|---|---|---|---|---|---|---|---|
| 10 | 10 | 0 | 7,367 mi | 15 hr 54 min | Aug 20, 2026, 1:17 PM UTC | Aug 31, 2026, 2:39 PM UTC | |
| 6 | 6 | 0 | 13,664 mi | 27 hr 18 min | Sep 13, 2026, 11:57 PM UTC | Sep 22, 2026, 4:04 AM UTC | |
| 2 | 2 | 0 | 3,476 mi | 6 hr 37 min | Sep 12, 2026, 7:06 PM UTC | Sep 19, 2026, 9:50 PM UTC | |
| 2 | 2 | 0 | 3,473 mi | 7 hr 24 min | Sep 12, 2026, 1:50 PM UTC | Sep 19, 2026, 4:48 PM UTC | |
| 2 | 2 | 0 | 3,328 mi | 6 hr 52 min | Aug 22, 2026, 4:06 PM UTC | Aug 29, 2026, 7:46 PM UTC |
Observed tail number assignments
Tail numbers tracked as DL644
Open a tail number for its complete tracked profile.
| Tail number | Type | Flights | Routes | Tracked distance | First observed | Last observed |
|---|---|---|---|---|---|---|
| B752 | 2 | 2 | 3,481 mi | Sep 19, 2026, 1:16 PM UTC | Sep 19, 2026, 9:50 PM UTC | |
| B752 | 2 | 2 | 3,468 mi | Sep 12, 2026, 1:50 PM UTC | Sep 12, 2026, 10:13 PM UTC | |
| A21N | 1 | 1 | 2,302 mi | Sep 21, 2026, 11:16 PM UTC | Sep 22, 2026, 4:04 AM UTC | |
| A21N | 1 | 1 | 2,258 mi | Sep 20, 2026, 11:17 PM UTC | Sep 21, 2026, 3:51 AM UTC | |
| A21N | 1 | 1 | 2,282 mi | Sep 18, 2026, 11:34 PM UTC | Sep 19, 2026, 4:02 AM UTC | |
Observed aircraft types
Aircraft types tracked as DL644
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 |
|---|---|---|---|---|---|---|---|---|
| A321 | Airbus A321 | 9 | 40.9% | 9 | 6,634 mi | 1 | Aug 20, 2026, 1:17 PM UTC | Aug 31, 2026, 2:39 PM UTC |
| A21N | Airbus A321neo | 6 | 27.3% | 6 | 13,664 mi | 1 | Sep 13, 2026, 11:57 PM UTC | Sep 22, 2026, 4:04 AM UTC |
| B752 | Boeing 757-200 | 4 | 18.2% | 2 | 6,949 mi | 2 | Sep 12, 2026, 1:50 PM UTC | Sep 19, 2026, 9:50 PM UTC |
| B739 | Boeing 737-900 | 2 | 9.1% | 2 | 3,328 mi | 1 | Aug 22, 2026, 4:06 PM UTC | Aug 29, 2026, 7:46 PM UTC |
| A320 | Airbus A320 | 1 | 4.5% | 1 | 733 mi | 1 | Aug 25, 2026, 11:13 PM UTC | Aug 26, 2026, 12:43 AM UTC |
Observation log
Flight observations
Latest 100 flights for DL644 within Aug 20 – Sep 24, 2026
| Confidence | Route | Tail number | Aircraft | First observed | Last observed | Observed | Tracked distance |
|---|---|---|---|---|---|---|---|
| High · 100 | A21N | Sep 21, 2026, 11:16 PM UTC | Sep 22, 2026, 4:04 AM UTC | 4 hr 48 min | 2,302 mi | ||
| High · 100 | A21N | Sep 20, 2026, 11:17 PM UTC | Sep 21, 2026, 3:51 AM UTC | 4 hr 34 min | 2,258 mi | ||
| High · 100 |