35 active days
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Tracked flight number
UA599
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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2,145 mi avg per flight
4 hr 4 min average
Average across flights included in analytics
7 aircraft types
Tracked activity
Aug 20 – Sep 24, 2026 · 35 active days
Flights56
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Observed route footprint
Routes tracked as UA599
Directional airport pairings in Aug 20 – Sep 24, 2026.
Observed tail number assignments
Tail numbers tracked as UA599
Open a tail number for its complete tracked profile.
| Tail number | Type | Flights | Routes | Tracked distance | First observed | Last observed |
|---|---|---|---|---|---|---|
| B789 | 3 | 1 | 7,504 mi | Sep 7, 2026, 4:25 PM UTC | Sep 17, 2026, 8:23 PM UTC | |
| A21N | 2 | 1 | 2,974 mi | Sep 2, 2026, 11:04 PM UTC | Sep 24, 2026, 12:49 AM UTC | |
| B772 | 2 | 1 | 5,064 mi | Sep 9, 2026, 3:26 PM UTC | Sep 20, 2026, 10:16 PM UTC | |
| B789 | 2 | 1 | 5,013 mi | Aug 28, 2026, 3:36 PM UTC | Sep 19, 2026, 8:13 PM UTC | |
| B772 | 2 | 1 | 5,021 mi | Sep 16, 2026, 4:12 PM UTC | Sep 18, 2026, 8:11 PM UTC | |
Observed aircraft types
Aircraft types tracked as UA599
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 |
|---|---|---|---|---|---|---|---|---|
| B789 | Boeing 787-9 Dreamliner | 24 | 42.9% | 17 | 60,543 mi | 1 | Aug 20, 2026, 3:33 PM UTC | Sep 21, 2026, 8:05 PM UTC |
| A21N | Airbus A321neo | 13 | 23.2% | 11 | 20,202 mi | 1 | Sep 2, 2026, 11:04 PM UTC | Sep 24, 2026, 12:49 AM UTC |
| B772 | Boeing 777-200 | 9 | 16.1% | 6 | 22,561 mi | 1 | Sep 8, 2026, 4:48 PM UTC | Sep 23, 2026, 8:03 PM UTC |
| B753 | Boeing 757-300 | 7 | 12.5% | 6 | 11,361 mi | 1 | Aug 23, 2026, 10:01 PM UTC | Aug 31, 2026, 1:26 AM UTC |
| B77W | Boeing 777-300ER | 1 | 1.8% | 1 | 2,479 mi | 1 | Sep 15, 2026, 4:39 PM UTC | Sep 15, 2026, 8:51 PM UTC |
| B739 | Boeing 737-900 | 1 | 1.8% | 1 | 1,479 mi | 1 | Sep 13, 2026, 10:58 PM UTC | Sep 14, 2026, 2:17 AM UTC |
| B752 | Boeing 757-200 | 1 |
Observation log
Flight observations
Latest 100 flights for UA599 within Aug 20 – Sep 24, 2026
| Confidence | Route | Tail number | Aircraft | First observed | Last observed | Observed | Tracked distance |
|---|---|---|---|---|---|---|---|
| High · 100 | A21N | Sep 23, 2026, 9:37 PM UTC | Sep 24, 2026, 12:49 AM UTC | 3 hr 13 min | 1,475 mi | ||
| High · 100 | B772 | Sep 23, 2026, 3:31 PM UTC | Sep 23, 2026, 8:03 PM UTC | 4 hr 32 min | 2,519 mi | ||
| High · 100 |