36 active days
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Tracked flight number
UA543
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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1,206 mi avg per flight
2 hr 37 min average
Average across flights included in analytics
11 aircraft types
Tracked activity
Aug 20 – Sep 24, 2026 · 36 active days
Flights70
Aug 20
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Observed route footprint
Routes tracked as UA543
Directional airport pairings in Aug 20 – Sep 24, 2026.
Observed tail number assignments
Tail numbers tracked as UA543
Open a tail number for its complete tracked profile.
| Tail number | Type | Flights | Routes | Tracked distance | First observed | Last observed |
|---|---|---|---|---|---|---|
| B789 | 5 | 1 | 9,528 mi | Aug 23, 2026, 4:19 PM UTC | Aug 27, 2026, 7:43 PM UTC | |
| B788 | 3 | 1 | 5,620 mi | Aug 20, 2026, 5:01 PM UTC | Sep 3, 2026, 8:52 PM UTC | |
| B738 | 2 | 1 | 1,028 mi | Sep 14, 2026, 11:11 AM UTC | Sep 15, 2026, 1:33 PM UTC | |
| A319 | 2 | 1 | 1,048 mi | Aug 28, 2026, 11:07 AM UTC | Sep 5, 2026, 12:32 PM UTC | |
| B788 | 2 | 1 | 3,732 mi | Aug 29, 2026, 4:13 PM UTC | Aug 30, 2026, 8:13 PM UTC | |
Observed aircraft types
Aircraft types tracked as UA543
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 |
|---|---|---|---|---|---|---|---|---|
| B738 | Boeing 737-800 | 18 | 25.7% | 17 | 9,478 mi | 1 | Aug 29, 2026, 11:08 AM UTC | Sep 24, 2026, 12:21 PM UTC |
| B39M | Boeing 737 MAX 9 | 17 | 24.3% | 17 | 28,025 mi | 2 | Aug 25, 2026, 10:59 AM UTC | Sep 23, 2026, 8:06 PM UTC |
| A319 | Airbus A319 | 12 | 17.1% | 11 | 6,213 mi | 1 | Aug 20, 2026, 10:57 AM UTC | Sep 5, 2026, 12:32 PM UTC |
| B788 | Boeing 787-8 Dreamliner | 8 | 11.4% | 5 | 14,955 mi | 1 | Aug 20, 2026, 5:01 PM UTC | Sep 3, 2026, 8:52 PM UTC |
| B789 | Boeing 787-9 Dreamliner | 6 | 8.6% | 2 | 11,393 mi | 1 | Aug 23, 2026, 4:19 PM UTC | Sep 1, 2026, 8:50 PM UTC |
| B753 | Boeing 757-300 | 3 | 4.3% | 3 | 5,659 mi | 1 | Sep 4, 2026, 4:12 PM UTC | Sep 7, 2026, 7:47 PM UTC |
| B739 | Boeing 737-900 | 2 |
Observation log
Flight observations
Latest 100 flights for UA543 within Aug 20 – Sep 24, 2026
| Confidence | Route | Tail number | Aircraft | First observed | Last observed | Observed | Tracked distance |
|---|---|---|---|---|---|---|---|
| High · 100 | B738 | Sep 24, 2026, 11:03 AM UTC | Sep 24, 2026, 12:21 PM UTC | 1 hr 18 min | 550 mi | ||
| High · 100 | B39M | Sep 23, 2026, 4:07 PM UTC | Sep 23, 2026, 8:06 PM UTC | 3 hr 59 min | 1,915 mi | ||
| High · 100 |