Tracked flight number

CI837

CAL837China AirlinesPhoto aircraft B-18120Aug 22 – Sep 24, 2026

Data through Sep 24, 2026 UTC

Analysis window

Aug 22 – 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 22 – Sep 24, 2026

Explore flight numbers

Tracked flights

#49,572of 163,734 · tied

Tracked distance

#17,611of 163,734

38,204 mi

Observed time

#18,105of 163,734

78.5 hr

Route breadth

#33,359of 163,734 · tied

Active aircraft

#59,170of 163,734 · tied

Active days

#46,343of 163,734 · tied

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Tracked flights23

23 active days

Tracked distance38,204 mi

1,661 mi avg per flight

Observed time78 hr 29 min

3 hr 25 min average

Tracking Confidence100.0%

Average across flights included in analytics

Named routes1

2 aircraft types

Average mid-flight altitude10,586 m

Average mid-flight speed857 km/h

Tracked activity

Aug 22 – Sep 24, 2026 · 23 active days

Flights23

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Observed route footprint

Routes tracked as CI837

Directional airport pairings in Aug 22 – Sep 24, 2026.

1 routes shown

Route	Flights	Active days	Tail numbers	Tracked distance	Observed	First observed	Last observed
TPE → BKK	23	23	0	38,204 mi	78 hr 29 min	Aug 22, 2026, 2:59 PM UTC	Sep 23, 2026, 6:31 PM UTC

Observed tail number assignments

Tail numbers tracked as CI837

Open a tail number for its complete tracked profile.

10 tail numbers shown

Tail number	Type	Flights	Routes	Tracked distance	First observed	Last observed
B-18123	A21N	4	1	6,496 mi	Sep 2, 2026, 2:49 PM UTC	Sep 22, 2026, 6:02 PM UTC
B-18115	B738	4	1	6,600 mi	Aug 30, 2026, 2:48 PM UTC	Sep 20, 2026, 6:14 PM UTC
B-18110	A21N	3	1	5,086 mi	Aug 23, 2026, 2:43 PM UTC	Sep 23, 2026, 6:31 PM UTC
B-18116	A21N	3	1	4,964 mi	Sep 11, 2026, 2:50 PM UTC	Sep 15, 2026, 6:16 PM UTC
B-18108	A21N	2	1	3,269 mi	Aug 22, 2026, 2:59 PM UTC	Sep 21, 2026, 6:16 PM UTC

Observed aircraft types

Aircraft types tracked as CI837

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
A21N	Airbus A321neo	20	87.0%	10	33,266 mi	1	Aug 22, 2026, 2:59 PM UTC	Sep 23, 2026, 6:31 PM UTC
B738	Boeing 737-800	3	13.0%	1	4,939 mi	1	Aug 30, 2026, 2:48 PM UTC	Sep 20, 2026, 6:14 PM UTC

Observation log

Flight observations

Latest 100 flights for CI837 within Aug 22 – Sep 24, 2026

25 observations shown

Confidence	Route	Tail number	Aircraft	First observed	Last observed	Observed	Tracked distance
High · 100	TPE → BKK	B-18110	A21N	Sep 23, 2026, 2:54 PM UTC	Sep 23, 2026, 6:31 PM UTC	3 hr 37 min	1,748 mi
High · 100	TPE → BKK	B-18123	A21N	Sep 22, 2026, 2:43 PM UTC	Sep 22, 2026, 6:02 PM UTC	3 hr 19 min	1,643 mi
High · 100	TPE → BKK