34 active days
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Tracked flight number
DL491
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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364 mi avg per flight
52 min average
Average across flights included in analytics
1 aircraft type
Tracked activity
Aug 20 – Sep 24, 2026 · 34 active days
Flights34
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Observed route footprint
Routes tracked as DL491
Directional airport pairings in Aug 20 – Sep 24, 2026.
| Route | Flights | Active days | Tail numbers | Tracked distance | Observed | First observed | Last observed |
|---|---|---|---|---|---|---|---|
| 34 | 34 | 0 | 12,376 mi | 29 hr 29 min | Aug 20, 2026, 12:05 PM UTC | Sep 23, 2026, 12:55 PM UTC |
Observed tail number assignments
Tail numbers tracked as DL491
Open a tail number for its complete tracked profile.
| Tail number | Type | Flights | Routes | Tracked distance | First observed | Last observed |
|---|---|---|---|---|---|---|
| B739 | 2 | 1 | 727 mi | Aug 24, 2026, 12:08 PM UTC | Sep 16, 2026, 1:00 PM UTC | |
| B739 | 2 | 1 | 715 mi | Sep 10, 2026, 12:08 PM UTC | Sep 13, 2026, 1:12 PM UTC | |
| B739 | 1 | 1 | 359 mi | Sep 23, 2026, 12:06 PM UTC | Sep 23, 2026, 12:55 PM UTC | |
| B739 | 1 | 1 | 360 mi | Sep 22, 2026, 12:04 PM UTC | Sep 22, 2026, 12:56 PM UTC | |
| B739 | 1 | 1 | 364 mi | Sep 21, 2026, 12:05 PM UTC | Sep 21, 2026, 12:54 PM UTC | |
Observed aircraft types
Aircraft types tracked as DL491
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 | 34 | 100.0% | 32 | 12,376 mi | 1 | Aug 20, 2026, 12:05 PM UTC | Sep 23, 2026, 12:55 PM UTC |
Observation log
Flight observations
Latest 100 flights for DL491 within Aug 20 – Sep 24, 2026