36 active days
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Tracked flight number
DL1599
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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249 mi avg per flight
38 min average
Average across flights included in analytics
1 aircraft type
Tracked activity
Aug 20 – Sep 24, 2026 · 36 active days
Flights36
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Observed route footprint
Routes tracked as DL1599
Directional airport pairings in Aug 20 – Sep 24, 2026.
| Route | Flights | Active days | Tail numbers | Tracked distance | Observed | First observed | Last observed |
|---|---|---|---|---|---|---|---|
| 36 | 36 | 0 | 8,960 mi | 22 hr 55 min | Aug 20, 2026, 3:16 AM UTC | Sep 24, 2026, 3:51 AM UTC |
Observed tail number assignments
Tail numbers tracked as DL1599
Open a tail number for its complete tracked profile.
| Tail number | Type | Flights | Routes | Tracked distance | First observed | Last observed |
|---|---|---|---|---|---|---|
| B739 | 2 | 1 | 629 mi | Aug 22, 2026, 3:11 AM UTC | Sep 19, 2026, 4:23 AM UTC | |
| B739 | 2 | 1 | 467 mi | Sep 3, 2026, 3:37 AM UTC | Sep 17, 2026, 3:45 AM UTC | |
| B739 | 2 | 1 | 473 mi | Aug 25, 2026, 3:05 AM UTC | Sep 4, 2026, 3:50 AM UTC | |
| B739 | 1 | 1 | 253 mi | Sep 24, 2026, 3:12 AM UTC | Sep 24, 2026, 3:51 AM UTC | |
| B739 | 1 | 1 | 229 mi | Sep 23, 2026, 3:12 AM UTC | Sep 23, 2026, 3:49 AM UTC | |
Observed aircraft types
Aircraft types tracked as DL1599
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 |
|---|---|---|---|---|---|---|---|---|
| B739 | Boeing 737-900 | 36 | 100.0% | 33 | 8,960 mi | 1 | Aug 20, 2026, 3:16 AM UTC | Sep 24, 2026, 3:51 AM UTC |
Observation log
Flight observations
Latest 100 flights for DL1599 within Aug 20 – Sep 24, 2026