29 active days
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Tracked flight number
DL861
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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1,866 mi avg per flight
3 hr 42 min average
Average across flights included in analytics
1 aircraft type
Tracked activity
Aug 20 – Sep 24, 2026 · 29 active days
Flights50
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Observed route footprint
Routes tracked as DL861
Directional airport pairings in Aug 20 – Sep 24, 2026.
Observed tail number assignments
Tail numbers tracked as DL861
Open a tail number for its complete tracked profile.
| Tail number | Type | Flights | Routes | Tracked distance | First observed | Last observed |
|---|---|---|---|---|---|---|
| B739 | 5 | 2 | 9,331 mi | Aug 26, 2026, 4:18 PM UTC | Aug 28, 2026, 7:55 PM UTC | |
| B739 | 4 | 2 | 7,424 mi | Sep 1, 2026, 4:13 PM UTC | Sep 3, 2026, 1:29 AM UTC | |
| B739 | 4 | 2 | 7,439 mi | Aug 23, 2026, 4:22 PM UTC | Aug 25, 2026, 1:20 AM UTC | |
| B739 | 3 | 2 | 5,621 mi | Sep 3, 2026, 4:25 PM UTC | Sep 23, 2026, 7:51 PM UTC | |
| B739 | 3 | 2 | 5,595 mi | Sep 15, 2026, 4:14 PM UTC | Sep 21, 2026, 1:33 AM UTC | |
Observed aircraft types
Aircraft types tracked as DL861
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 | 50 | 100.0% | 23 | 93,312 mi | 2 | Aug 20, 2026, 4:23 PM UTC | Sep 23, 2026, 7:51 PM UTC |
Observation log
Flight observations
Latest 100 flights for DL861 within Aug 20 – Sep 24, 2026
| Confidence | Route | Tail number | Aircraft | First observed | Last observed | Observed | Tracked distance |
|---|---|---|---|---|---|---|---|
| High · 100 | B739 | Sep 23, 2026, 4:19 PM UTC | Sep 23, 2026, 7:51 PM UTC | 3 hr 32 min | 1,872 mi | ||
| High · 100 | B739 | Sep 22, 2026, 4:14 PM UTC | Sep 22, 2026, 7:39 PM UTC | 3 hr 25 min | 1,867 mi | ||
| High · 100 |