Tracked flight number

UA1621

UAL1621United AirlinesAug 20 – Sep 24, 2026

Data through Sep 24, 2026 UTC

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.

Global rankings

Among tracked flight numbers · Aug 20 – Sep 24, 2026

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Tracked flights

#14,710of 163,734 · tied

Tracked distance

#5,162of 163,734

79,440 mi

Observed time

#5,211of 163,734

154.5 hr

Route breadth

#13,941of 163,734 · tied

Active aircraft

#2,669of 163,734 · tied

Active days

#14,271of 163,734 · tied

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Tracked flights34

33 active days

Tracked distance79,440 mi

2,336 mi avg per flight

Observed time154 hr 27 min

4 hr 33 min average

Tracking Confidence100.0%

Average across flights included in analytics

Named routes2

2 aircraft types

Average mid-flight altitude10,687 m

Average mid-flight speed866 km/h

Tracked activity

Aug 20 – Sep 24, 2026 · 33 active days

Flights34

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Observed route footprint

Routes tracked as UA1621

Directional airport pairings in Aug 20 – Sep 24, 2026.

2 routes shown

Route	Flights	Active days	Tail numbers	Tracked distance	Observed	First observed	Last observed
LAX → MCO	33	33	0	79,294 mi	153 hr 57 min	Aug 20, 2026, 5:32 PM UTC	Sep 23, 2026, 9:55 PM UTC
SRQ → MCO	1	1	0	147 mi	30 min	Aug 27, 2026, 2:26 AM UTC	Aug 27, 2026, 2:57 AM UTC

Observed tail number assignments

Tail numbers tracked as UA1621

Open a tail number for its complete tracked profile.

32 tail numbers shown

Tail number	Type	Flights	Routes	Tracked distance	First observed	Last observed
N97424	B39M	2	1	4,755 mi	Sep 6, 2026, 5:41 PM UTC	Sep 21, 2026, 9:39 PM UTC
N17432	B39M	2	2	2,613 mi	Aug 26, 2026, 5:36 PM UTC	Aug 27, 2026, 2:57 AM UTC
N17406	B39M	1	1	2,374 mi	Sep 23, 2026, 5:25 PM UTC	Sep 23, 2026, 9:55 PM UTC
N77571	B39M	1	1	2,382 mi	Sep 22, 2026, 5:53 PM UTC	Sep 22, 2026, 10:22 PM UTC
N37547	B39M	1	1	2,481 mi	Sep 20, 2026, 5:31 PM UTC	Sep 20, 2026, 10:23 PM UTC
N37522

Observed aircraft types

Aircraft types tracked as UA1621

Observed flights grouped by aircraft designator and matched to the aircraft reference catalog.

2 aircraft types shown

Type	Aircraft name	Flights	Makeup	Tail numbers	Tracked distance	Routes	First observed	Last observed
B39M	Boeing 737 MAX 9	31	91.2%	29	71,825 mi	2	Aug 20, 2026, 5:32 PM UTC	Sep 23, 2026, 9:55 PM UTC
B38M	Boeing 737 MAX 8	3	8.8%	3	7,615 mi	1	Aug 22, 2026, 6:04 PM UTC	Sep 11, 2026, 10:13 PM UTC

Observation log

Flight observations

Latest 100 flights for UA1621 within Aug 20 – Sep 24, 2026

36 observations shown

Confidence	Route	Tail number	Aircraft	First observed	Last observed	Observed	Tracked distance
High · 100	LAX → MCO	N17406	B39M	Sep 23, 2026, 5:25 PM UTC	Sep 23, 2026, 9:55 PM UTC	4 hr 30 min	2,374 mi
High · 100	LAX → MCO	N77571	B39M	Sep 22, 2026, 5:53 PM UTC	Sep 22, 2026, 10:22 PM UTC	4 hr 28 min	2,382 mi
High · 100	LAX → MCO