29 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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29 active days
713 mi avg per flight
1 hr 42 min average
Average across flights included in analytics
1 aircraft type
Tracked activity
Observed route footprint
Directional airport pairings in Aug 20 – Sep 24, 2026.
Observed tail number assignments
Open a tail number for its complete tracked profile.
| Tail number | Type | Flights | Routes | Tracked distance | First observed | Last observed |
|---|---|---|---|---|---|---|
| B38M | 8 | 1 | 5,868 mi | Aug 20, 2026, 8:08 AM UTC | Sep 24, 2026, 9:40 AM UTC | |
| B38M | 5 | 1 | 3,654 mi | Aug 22, 2026, 8:04 AM UTC | Sep 23, 2026, 10:16 AM UTC | |
| B38M | 5 | 2 | 3,180 mi | Sep 2, 2026, 12:49 PM UTC | Sep 19, 2026, 10:22 AM UTC | |
| B38M | 4 | 1 | 2,954 mi | Sep 4, 2026, 8:07 AM UTC | Sep 21, 2026, 10:03 AM UTC | |
| B38M | 3 | 1 | 2,193 mi | Aug 29, 2026, 8:02 AM UTC | Sep 22, 2026, 9:49 AM UTC | |
Observed aircraft types
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 |
|---|---|---|---|---|---|---|---|---|
| B38M | Boeing 737 MAX 8 | 29 | 100.0% | 7 | 20,673 mi | 2 | Aug 20, 2026, 8:08 AM UTC | Sep 24, 2026, 9:40 AM UTC |
Observation log
Latest 100 flights for AC639 within Aug 20 – Sep 24, 2026
| B38M |
| 3 |
| 1 |
| 2,119 mi |
| Aug 27, 2026, 7:47 AM UTC |
| Sep 10, 2026, 9:56 AM UTC |
| B38M | 1 | 1 | 705 mi | Aug 30, 2026, 7:51 AM UTC | Aug 30, 2026, 9:32 AM UTC |
| B38M |
| Sep 22, 2026, 7:58 AM UTC |
| Sep 22, 2026, 9:49 AM UTC |
| 1 hr 51 min |
| 739 mi |
| High · 100 | B38M | Sep 21, 2026, 8:07 AM UTC | Sep 21, 2026, 10:03 AM UTC | 1 hr 56 min | 751 mi |
| High · 100 | B38M | Sep 19, 2026, 8:27 AM UTC | Sep 19, 2026, 10:22 AM UTC | 1 hr 55 min | 752 mi |
| High · 100 | B38M | Sep 16, 2026, 7:59 AM UTC | Sep 16, 2026, 9:46 AM UTC | 1 hr 47 min | 738 mi |
| High · 100 | B38M | Sep 15, 2026, 8:47 AM UTC | Sep 15, 2026, 10:25 AM UTC | 1 hr 38 min | 709 mi |
| High · 100 | B38M | Sep 14, 2026, 8:13 AM UTC | Sep 14, 2026, 9:50 AM UTC | 1 hr 38 min | 679 mi |
| High · 100 | B38M | Sep 13, 2026, 8:05 AM UTC | Sep 13, 2026, 9:53 AM UTC | 1 hr 48 min | 712 mi |
| High · 100 | B38M | Sep 12, 2026, 8:02 AM UTC | Sep 12, 2026, 9:45 AM UTC | 1 hr 43 min | 735 mi |
| High · 100 | B38M | Sep 11, 2026, 7:54 AM UTC | Sep 11, 2026, 9:49 AM UTC | 1 hr 56 min | 712 mi |
| High · 100 | B38M | Sep 10, 2026, 8:02 AM UTC | Sep 10, 2026, 9:56 AM UTC | 1 hr 54 min | 706 mi |
| High · 100 | B38M | Sep 9, 2026, 7:59 AM UTC | Sep 9, 2026, 9:39 AM UTC | 1 hr 40 min | 710 mi |
| High · 100 | B38M | Sep 8, 2026, 8:07 AM UTC | Sep 8, 2026, 9:45 AM UTC | 1 hr 38 min | 708 mi |
| High · 100 | B38M | Sep 7, 2026, 7:59 AM UTC | Sep 7, 2026, 9:30 AM UTC | 1 hr 31 min | 739 mi |
| High · 100 | B38M | Sep 6, 2026, 8:17 AM UTC | Sep 6, 2026, 9:56 AM UTC | 1 hr 39 min | 746 mi |
| High · 100 | B38M | Sep 5, 2026, 7:55 AM UTC | Sep 5, 2026, 9:40 AM UTC | 1 hr 45 min | 740 mi |
| High · 100 | B38M | Sep 4, 2026, 8:07 AM UTC | Sep 4, 2026, 9:51 AM UTC | 1 hr 44 min | 755 mi |
| High · 100 | B38M | Sep 3, 2026, 8:03 AM UTC | Sep 3, 2026, 9:46 AM UTC | 1 hr 43 min | 705 mi |
| High · 100 | B38M | Sep 2, 2026, 12:49 PM UTC | Sep 2, 2026, 1:40 PM UTC | 50 min | 325 mi |
| Low · 40 | Route unverified | B38M | Sep 2, 2026, 8:06 AM UTC | Sep 2, 2026, 11:24 AM UTC | 3 hr 18 min | 1,340 mi |
| High · 100 | B38M | Sep 1, 2026, 8:11 AM UTC | Sep 1, 2026, 9:59 AM UTC | 1 hr 48 min | 731 mi |
| High · 100 | B38M | Aug 30, 2026, 7:51 AM UTC | Aug 30, 2026, 9:32 AM UTC | 1 hr 41 min | 705 mi |
| High · 100 | B38M | Aug 29, 2026, 8:02 AM UTC | Aug 29, 2026, 9:44 AM UTC | 1 hr 42 min | 707 mi |
| High · 100 | B38M | Aug 28, 2026, 8:01 AM UTC | Aug 28, 2026, 9:48 AM UTC | 1 hr 47 min | 740 mi |
| High · 100 | B38M | Aug 27, 2026, 7:47 AM UTC | Aug 27, 2026, 9:23 AM UTC | 1 hr 36 min | 708 mi |
| High · 100 | B38M | Aug 26, 2026, 8:06 AM UTC | Aug 26, 2026, 9:40 AM UTC | 1 hr 34 min | 703 mi |
| High · 100 | B38M | Aug 22, 2026, 8:04 AM UTC | Aug 22, 2026, 9:47 AM UTC | 1 hr 43 min | 748 mi |
| High · 100 | B38M | Aug 21, 2026, 8:06 AM UTC | Aug 21, 2026, 9:55 AM UTC | 1 hr 49 min | 745 mi |
| High · 100 | B38M | Aug 20, 2026, 8:08 AM UTC | Aug 20, 2026, 10:00 AM UTC | 1 hr 52 min | 737 mi |
Global rankings
Among tracked flight numbers · Aug 20 – Sep 24, 2026