32 active days
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Tracked flight number
DL991
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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2,679 mi avg per flight
4 hr 54 min average
Average across flights included in analytics
2 aircraft types
Tracked activity
Aug 20 – Sep 24, 2026 · 32 active days
Flights32
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Observed route footprint
Routes tracked as DL991
Directional airport pairings in Aug 20 – Sep 24, 2026.
| Route | Flights | Active days | Tail numbers | Tracked distance | Observed | First observed | Last observed |
|---|---|---|---|---|---|---|---|
| 32 | 32 | 0 | 85,740 mi | 156 hr 59 min | Aug 20, 2026, 8:40 PM UTC | Sep 24, 2026, 3:44 AM UTC |
Observed tail number assignments
Tail numbers tracked as DL991
Open a tail number for its complete tracked profile.
| Tail number | Type | Flights | Routes | Tracked distance | First observed | Last observed |
|---|---|---|---|---|---|---|
| B763 | 3 | 1 | 8,015 mi | Sep 2, 2026, 9:11 PM UTC | Sep 19, 2026, 3:08 AM UTC | |
| B763 | 3 | 1 | 8,029 mi | Aug 29, 2026, 9:18 PM UTC | Sep 1, 2026, 1:23 AM UTC | |
| B763 | 2 | 1 | 5,252 mi | Sep 8, 2026, 10:32 PM UTC | Sep 23, 2026, 3:32 AM UTC | |
| B763 | 2 | 1 | 5,291 mi | Aug 25, 2026, 8:49 PM UTC | Sep 22, 2026, 3:20 AM UTC | |
| B763 | 2 | 1 | 5,256 mi | Sep 10, 2026, 10:31 PM UTC | Sep 20, 2026, 2:21 AM UTC | |
Observed aircraft types
Aircraft types tracked as DL991
Observed flights grouped by aircraft designator and matched to the aircraft reference catalog.
Observation log
Flight observations
Latest 100 flights for DL991 within Aug 20 – Sep 24, 2026
| Confidence | Route | Tail number | Aircraft | First observed | Last observed | Observed | Tracked distance |
|---|---|---|---|---|---|---|---|
| High · 100 | B763 | Sep 23, 2026, 11:01 PM UTC | Sep 24, 2026, 3:44 AM UTC | 4 hr 43 min | 2,580 mi | ||
| High · 100 | B763 | Sep 22, 2026, 10:36 PM UTC | Sep 23, 2026, 3:32 AM UTC | 4 hr 56 min | 2,650 mi | ||
| High · 100 |