Tracked flight number

DL661

DAL661Delta Air LinesPhoto aircraft N3755DAug 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

#28,946of 163,734 · tied

Tracked distance

#17,487of 163,734

38,389 mi

Observed time

#19,076of 163,734

76.1 hr

Route breadth

#13,941of 163,734 · tied

Active aircraft

#15,795of 163,734 · tied

Active days

#23,293of 163,734 · tied

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Tracked flights31

31 active days

Tracked distance38,389 mi

1,238 mi avg per flight

Observed time76 hr 7 min

2 hr 27 min average

Tracking Confidence100.0%

Average across flights included in analytics

Named routes2

2 aircraft types

Average mid-flight altitude11,427 m

Average mid-flight speed883 km/h

Tracked activity

Aug 20 – Sep 24, 2026 · 31 active days

Flights31

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Observed route footprint

Routes tracked as DL661

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
CVG → FLL	16	16	0	16,272 mi	34 hr 3 min	Aug 20, 2026, 4:22 PM UTC	Sep 7, 2026, 6:23 PM UTC
PDX → MSP	15	15	0	22,118 mi	42 hr 4 min	Sep 8, 2026, 7:10 PM UTC	Sep 23, 2026, 9:41 PM UTC

Observed tail number assignments

Tail numbers tracked as DL661

Open a tail number for its complete tracked profile.

24 tail numbers shown

Tail number	Type	Flights	Routes	Tracked distance	First observed	Last observed
N582DN	A21N	4	1	5,928 mi	Sep 15, 2026, 7:09 PM UTC	Sep 23, 2026, 9:41 PM UTC
N600DZ	A21N	2	1	2,930 mi	Sep 18, 2026, 6:46 PM UTC	Sep 22, 2026, 9:57 PM UTC
N594DA	A21N	2	1	2,956 mi	Sep 9, 2026, 6:56 PM UTC	Sep 11, 2026, 9:21 PM UTC
N579DT	A21N	2	1	2,968 mi	Sep 8, 2026, 7:10 PM UTC	Sep 10, 2026, 9:39 PM UTC
N3756	B738	2	1	2,051 mi	Aug 24, 2026, 4:23 PM UTC	Aug 30, 2026, 9:11 PM UTC
N590DT

Observed aircraft types

Aircraft types tracked as DL661

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
B738	Boeing 737-800	16	51.6%	15	16,272 mi	1	Aug 20, 2026, 4:22 PM UTC	Sep 7, 2026, 6:23 PM UTC
A21N	Airbus A321neo	15	48.4%	9	22,118 mi	1	Sep 8, 2026, 7:10 PM UTC	Sep 23, 2026, 9:41 PM UTC

Observation log

Flight observations

Latest 100 flights for DL661 within Aug 20 – Sep 24, 2026

32 observations shown

Confidence	Route	Tail number	Aircraft	First observed	Last observed	Observed	Tracked distance
High · 100	PDX → MSP	N582DN	A21N	Sep 23, 2026, 6:56 PM UTC	Sep 23, 2026, 9:41 PM UTC	2 hr 45 min	1,465 mi
High · 100	PDX → MSP	N600DZ	A21N	Sep 22, 2026, 7:01 PM UTC	Sep 22, 2026, 9:57 PM UTC	2 hr 56 min	1,460 mi
High · 100	PDX → MSP