16 active days
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Analysis window
Every derived statistic, daily trend, route, tail number assignment, flight observation, and mapped path below uses this flight-date window.
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16 active days
1,136 mi avg per flight
2 hr 19 min average
Average across flights included in analytics
2 aircraft types
Tracked activity
Observed route footprint
Directional airport pairings in Aug 20 – Sep 24, 2026.
| Route | Flights | Active days | Tail numbers | Tracked distance | Observed | First observed | Last observed |
|---|---|---|---|---|---|---|---|
| 16 | 16 | 0 | 18,172 mi | 36 hr 59 min | Aug 20, 2026, 5:11 PM UTC | Sep 23, 2026, 7:25 PM UTC |
Observed tail number assignments
Open a tail number for its complete tracked profile.
| Tail number | Type | Flights | Routes | Tracked distance | First observed | Last observed |
|---|---|---|---|---|---|---|
| B738 | 3 | 1 | 3,356 mi | Aug 25, 2026, 5:34 PM UTC | Sep 7, 2026, 7:56 PM UTC | |
| B738 | 2 | 1 | 2,266 mi | Aug 24, 2026, 5:20 PM UTC | Sep 8, 2026, 10:08 PM UTC | |
| B38M | 1 | 1 | 1,161 mi | Sep 23, 2026, 5:12 PM UTC | Sep 23, 2026, 7:25 PM UTC | |
| B738 | 1 | 1 | 1,144 mi | Sep 19, 2026, 5:14 PM UTC | Sep 19, 2026, 7:44 PM UTC | |
| B38M | 1 | 1 | 1,141 mi | Sep 16, 2026, 5:25 PM UTC | Sep 16, 2026, 7:41 PM UTC | |
Observed aircraft types
Observed flights grouped by aircraft designator and matched to the aircraft reference catalog.
Observation log
Latest 100 flights for XQ421 within Aug 20 – Sep 24, 2026
| Confidence | Route | Tail number | Aircraft | First observed | Last observed | Observed | Tracked distance |
|---|---|---|---|---|---|---|---|
| High · 100 | B38M | Sep 23, 2026, 5:12 PM UTC | Sep 23, 2026, 7:25 PM UTC | 2 hr 13 min | 1,161 mi | ||
| Limited · 84 | Route unverified | B738 | Sep 22, 2026, 5:37 PM UTC | Sep 22, 2026, 8:01 PM UTC | 2 hr 24 min | 1,200 mi | |
| Limited · 84 | Route unverified |
| B38M |
| 1 |
| 1 |
| 1,142 mi |
| Sep 15, 2026, 5:16 PM UTC |
| Sep 15, 2026, 7:42 PM UTC |
| B738 | 1 | 1 | 1,041 mi | Sep 12, 2026, 5:13 PM UTC | Sep 12, 2026, 7:13 PM UTC |
| B38M | 1 | 1 | 1,130 mi | Sep 2, 2026, 5:25 PM UTC | Sep 2, 2026, 7:47 PM UTC |
| B738 | 1 | 1 | 1,147 mi | Sep 1, 2026, 5:47 PM UTC | Sep 1, 2026, 8:10 PM UTC |
| B38M | 1 | 1 | 1,140 mi | Aug 31, 2026, 5:24 PM UTC | Aug 31, 2026, 7:44 PM UTC |
| B738 | 1 | 1 | 1,264 mi | Aug 29, 2026, 5:27 PM UTC | Aug 29, 2026, 8:06 PM UTC |
| B38M | 1 | 1 | 1,126 mi | Aug 27, 2026, 5:17 PM UTC | Aug 27, 2026, 7:24 PM UTC |
| B738 | 1 | 1 | 1,114 mi | Aug 20, 2026, 5:11 PM UTC | Aug 20, 2026, 7:31 PM UTC |
| B738 |
| Sep 21, 2026, 5:37 PM UTC |
| Sep 21, 2026, 8:05 PM UTC |
| 2 hr 29 min |
| 1,216 mi |
| High · 100 | B738 | Sep 19, 2026, 5:14 PM UTC | Sep 19, 2026, 7:44 PM UTC | 2 hr 29 min | 1,144 mi |
| High · 100 | B38M | Sep 16, 2026, 5:25 PM UTC | Sep 16, 2026, 7:41 PM UTC | 2 hr 16 min | 1,141 mi |
| High · 100 | B38M | Sep 15, 2026, 5:16 PM UTC | Sep 15, 2026, 7:42 PM UTC | 2 hr 27 min | 1,142 mi |
| Limited · 84 | Route unverified | B38M | Sep 14, 2026, 5:56 PM UTC | Sep 14, 2026, 7:23 PM UTC | 1 hr 28 min | 712 mi |
| High · 100 | B738 | Sep 12, 2026, 5:13 PM UTC | Sep 12, 2026, 7:13 PM UTC | 1 hr 59 min | 1,041 mi |
| High · 100 | B738 | Sep 8, 2026, 7:47 PM UTC | Sep 8, 2026, 10:08 PM UTC | 2 hr 22 min | 1,108 mi |
| High · 100 | B738 | Sep 7, 2026, 5:44 PM UTC | Sep 7, 2026, 7:56 PM UTC | 2 hr 12 min | 1,127 mi |
| High · 100 | B738 | Sep 5, 2026, 5:31 PM UTC | Sep 5, 2026, 7:37 PM UTC | 2 hr 6 min | 1,105 mi |
| Limited · 84 | Route unverified | B738 | Sep 3, 2026, 5:12 PM UTC | Sep 3, 2026, 7:15 PM UTC | 2 hr 3 min | 1,017 mi |
| High · 100 | B38M | Sep 2, 2026, 5:25 PM UTC | Sep 2, 2026, 7:47 PM UTC | 2 hr 22 min | 1,130 mi |
| High · 100 | B738 | Sep 1, 2026, 5:47 PM UTC | Sep 1, 2026, 8:10 PM UTC | 2 hr 23 min | 1,147 mi |
| High · 100 | B38M | Aug 31, 2026, 5:24 PM UTC | Aug 31, 2026, 7:44 PM UTC | 2 hr 20 min | 1,140 mi |
| High · 100 | B738 | Aug 29, 2026, 5:27 PM UTC | Aug 29, 2026, 8:06 PM UTC | 2 hr 38 min | 1,264 mi |
| High · 100 | B38M | Aug 27, 2026, 5:17 PM UTC | Aug 27, 2026, 7:24 PM UTC | 2 hr 7 min | 1,126 mi |
| High · 100 | B738 | Aug 25, 2026, 5:34 PM UTC | Aug 25, 2026, 8:00 PM UTC | 2 hr 26 min | 1,124 mi |
| High · 100 | B738 | Aug 24, 2026, 5:20 PM UTC | Aug 24, 2026, 7:40 PM UTC | 2 hr 20 min | 1,158 mi |
| High · 100 | B738 | Aug 20, 2026, 5:11 PM UTC | Aug 20, 2026, 7:31 PM UTC | 2 hr 20 min | 1,114 mi |
Global rankings
Among tracked flight numbers · Aug 20 – Sep 24, 2026