THY21

Flight

Status

Incomplete (signal lost)

Departure

Incheon International Airport (ICN) — Seoul, South Korea

Departed

2026-08-19 04:37 UTC

Arrival

Istanbul Airport (IST) — Istanbul, Türkiye (predicted)

Distance flown

9551 km

Straight-line distance

7924 km

Aircraft

Registration

TC-JJY

Type

Boeing 777-300ER

Seats

349 total (300 Economy, 49 Business)

Altitude & speed

Max altitude

36,000 ft

Max ground speed

512 kt

Tracked

10h 40m · 8,581 km

Altitude (ft, max 36,000)

Ground speed (kt, max 512)

Altitude (ft, max 36,000)

Ground speed (kt, max 512)

From the ADS-B positions we received; time since the first fix. A dashed stretch is a gap in reception, bridged by a straight line.

Route map

Airline

Turkish Airlines (THY)

Latest flights

Departed	Flight	Route	Reg	Aircraft	Status	Distance
2026-10-02 01:52 UTC	THY21	ICN → IST Seoul → Istanbul	TC-JJO	Boeing 777-300ER	In progress	~7937 km est.
2026-10-02 01:52 UTC	THY21	ICN → IST Seoul → Istanbul	TC-JJO	Boeing 777-300ER	In progress	~7924 km est.
2026-09-30 11:20 UTC	THY21	ICN → IST Seoul → Istanbul	TC-LJE	Boeing 777-300ER	Completed	1547 km
2026-09-30 02:00 UTC	THY21	ICN → IST Seoul → Istanbul	TC-LJE	Boeing 777-300ER	Completed (landing confirmed by airport data)	~8224 km est. (1207 km recorded)
2026-09-30 02:00 UTC	THY21	ICN → IST Seoul → Istanbul	TC-LJE	Boeing 777-300ER	Completed (landing confirmed by airport data)	~8224 km est. (1207 km recorded)
2026-09-28 01:22 UTC	THY21	ICN → IST Seoul → Istanbul	TC-JJJ	Boeing 777-300ER	Incomplete (signal lost)	7315 km
2026-09-28 01:22 UTC	THY21	ICN → IST Seoul → Istanbul	TC-JJJ	Boeing 777-300ER	Incomplete (signal lost)	7315 km
2026-09-26 01:30 UTC	THY21	ICN → IST Seoul → Istanbul	TC-JJG	Boeing 777-300ER	Incomplete (signal lost)	7209 km
2026-09-26 01:30 UTC	THY21	ICN → IST Seoul → Istanbul	TC-JJG	Boeing 777-300ER	Incomplete (signal lost)	7209 km
2026-09-25 01:19 UTC	THY21	ICN → IST Seoul → Istanbul	TC-JJV	Boeing 777-300ER	Incomplete (signal lost)	8393 km
2026-09-25 01:19 UTC	THY21	ICN → IST Seoul → Istanbul	TC-JJV	Boeing 777-300ER	Incomplete (signal lost)	8393 km
2026-09-23 01:53 UTC	THY21	ICN → IST Seoul → Istanbul	TC-JJM	Boeing 777-300ER	Incomplete (signal lost)	8279 km
2026-09-23 01:53 UTC	THY21	ICN → IST Seoul → Istanbul	TC-JJM	Boeing 777-300ER	Incomplete (signal lost)	8279 km
2026-09-21 01:23 UTC	THY21	ICN → IST Seoul → Istanbul	TC-LJA	Boeing 777-300ER	Incomplete (signal lost)	8370 km
2026-09-21 01:23 UTC	THY21	ICN → IST Seoul → Istanbul	TC-LJA	Boeing 777-300ER	Incomplete (signal lost)	8370 km
2026-09-19 01:24 UTC	THY21	ICN → IST Seoul → Istanbul	TC-JJV	Boeing 777-300ER	Completed (landing presumed)	8471 km
2026-09-19 01:24 UTC	THY21	ICN → IST Seoul → Istanbul	TC-JJV	Boeing 777-300ER	Completed (landing presumed)	8471 km
2026-09-18 01:47 UTC	THY21	ICN → IST Seoul → Istanbul	TC-JJE	Boeing 777-300ER	Incomplete (signal lost)	7714 km
2026-09-18 01:47 UTC	THY21	ICN → IST Seoul → Istanbul	TC-JJE	Boeing 777-300ER	Incomplete (signal lost)	7714 km
2026-09-16 01:44 UTC	THY21	ICN → IST Seoul → Istanbul	TC-LJH	Boeing 777-300ER	Completed	8443 km
2026-09-16 01:44 UTC	THY21	ICN → IST Seoul → Istanbul	TC-LJH	Boeing 777-300ER	Completed	8443 km
2026-09-14 04:35 UTC	THY21	ICN → IST Seoul → Istanbul	TC-JJK	Boeing 777-300ER	Incomplete (signal lost)	8471 km
2026-09-14 04:35 UTC	THY21	ICN → IST Seoul → Istanbul	TC-JJK	Boeing 777-300ER	Incomplete (signal lost)	8471 km
2026-09-12 01:49 UTC	THY21	ICN → IST Seoul → Istanbul	TC-LJJ	Boeing 777-300ER	Completed (landing presumed)	8185 km
2026-09-12 01:49 UTC	THY21	ICN → IST Seoul → Istanbul	TC-LJJ	Boeing 777-300ER	Completed (landing presumed)	8185 km
2026-09-11 01:38 UTC	THY21	ICN → IST Seoul → Istanbul	TC-LJJ	Boeing 777-300ER	Completed (landing presumed)	8462 km
2026-09-11 01:38 UTC	THY21	ICN → IST Seoul → Istanbul	TC-LJJ	Boeing 777-300ER	Completed (landing presumed)	8462 km
2026-09-09 10:16 UTC	THY21	ICN → IST Seoul → Istanbul	TC-JJO	Boeing 777-300ER	Completed	1727 km
2026-09-07 01:09 UTC	THY21	ICN → IST Seoul → Istanbul	TC-LJA	Boeing 777-300ER	Completed (landing presumed)	8412 km
2026-09-05 01:25 UTC	THY21	ICN → IST Seoul → Istanbul	TC-JJN	Boeing 777-300ER	Completed	8410 km
2026-09-04 01:44 UTC	THY21	ICN → IST Seoul → Istanbul	TC-LJH	Boeing 777-300ER	Incomplete (signal lost)	7257 km
2026-09-02 01:39 UTC	THY21	ICN → IST Seoul → Istanbul	TC-JJG	Boeing 777-300ER	Completed	8478 km
2026-08-31 01:38 UTC	THY21	ICN → IST Seoul → Istanbul	TC-JJM	Boeing 777-300ER	Completed (landing presumed)	8522 km
2026-08-29 03:59 UTC	THY21	ICN → ? Seoul → ?	TC-JJL	Boeing 777-300ER	Completed	7382 km
2026-08-28 01:42 UTC	THY21	ICN → IST Seoul → Istanbul	TC-JJG	Boeing 777-300ER	Completed	8537 km
2026-08-26 01:11 UTC	THY21	ICN → IST Seoul → Istanbul	TC-LJD	Boeing 777-300ER	Completed	8407 km
2026-08-24 02:18 UTC	THY21	ICN → IST Seoul → Istanbul	TC-JJO	Boeing 777-300ER	Completed	7595 km
2026-08-22 01:30 UTC	THY21	ICN → IST Seoul → Istanbul	TC-JJH	Boeing 777-300ER	Incomplete (signal lost)	9144 km
2026-08-21 01:31 UTC	THY21	ICN → IST Seoul → Istanbul	TC-LJI	Boeing 777-300ER	Completed	8637 km
2026-08-19 04:37 UTC	THY21	ICN → IST Seoul → Istanbul	TC-JJY	Boeing 777-300ER	Incomplete (signal lost)	9551 km
2026-08-17 01:11 UTC	THY21	ICN → IST Seoul → Istanbul	TC-LJK	Boeing 777-300ER	Completed	8783 km
2026-08-15 01:21 UTC	THY21	ICN → IST Seoul → Istanbul	TC-JJP	Boeing 777-300ER	Completed	9219 km
2026-08-14 14:36 UTC	THY21	ATH → ? Athens → ?	TC-JJS	Boeing 777-300ER	Incomplete (signal lost)	0 km
2026-08-12 01:41 UTC	THY21	ICN → IST Seoul → Istanbul	TC-JJG	Boeing 777-300ER	Completed	9266 km
2026-08-12 01:27 UTC	THY21	ICN → ICN Seoul → Seoul	TC-JJG	Boeing 777-300ER	Completed	~8 km est. (4 km recorded)
2026-08-12 01:19 UTC	THY21	ICN → ICN Seoul → Seoul	TC-JJG	Boeing 777-300ER	Completed	~4 km est. (0 km recorded)