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ESR604

NRT → ICN · Boeing 737 MAX 8 · T'way Air

For travellers

Departure · Tokyo / Narita (NRT)

Terminal T3 · Gate 153 · Check-in D
Scheduled 16 Sep 18:30 · Estimated 16 Sep 18:39 · +9 min
Board status: DEPARTED
Airborne since 16 Sep 18:50 (ADS-B)

Arrival · Seoul (ICN)

Terminal T1 · Gate 9 · Baggage belt 5
Scheduled 16 Sep 21:15 · Landed 16 Sep 21:11
Board status: Arrived
Landed 16 Sep 21:21 (ADS-B)

Board data from incheon, narita, updated 22919 min ago; times local to each airport.

Flight

Status
Completed
Arrival confirmed via
ADS-B (callsign change)
Departure
Narita International Airport (NRT) — Tokyo / Narita, Japan
Scheduled departure
2026-09-16 09:30 UTC
Est. departure time
2026-09-16 09:32 UTC (approx.)
Arrival
Incheon International Airport (ICN) — Seoul, South Korea
Scheduled arrival
2026-09-16 12:15 UTC
Estimated arrival
2026-09-16 12:22 UTC
Also flies as
ZE604
Distance flown
1410 km
Straight-line distance
1257 km
Approach distance
66 km

Aircraft

Registration
HL8541
Type
Boeing 737 MAX 8
Seats
189 total (189 Economy)
CO2 (EMEP est., total)
26.1 t (138 kg/pax Economy)

Altitude & speed

Max altitude
34,000 ft
Max ground speed
434 kt
Tracked
2h 32m · 1,359 km
Altitude (ft, max 34,000)
018,36036,7200m30m1h 0m1h 30m2h 0m2h 30m
Ground speed (kt, max 434)
02344690m30m1h 0m1h 30m2h 0m2h 30m
Altitude (ft, max 34,000)
018,36036,7200m1h 0m2h 0m
Ground speed (kt, max 434)
02344690m1h 0m2h 0m

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

Airlines

Korean Air (KAL)
T'way Air (TWB)

Latest flights

DepartedFlightRouteRegAircraftStatusDistance
2026-10-02 11:34 UTC ESR604 NRT → ICN
Tokyo / Narita → Seoul
 HL8541 Boeing 737 MAX 8 In progress ~1257 km est.
2026-10-02 10:11 UTC ESR604 NRT → ICN
Tokyo / Narita → Seoul
 HL8541 Boeing 737 MAX 8 Incomplete (signal lost) ~1394 km est. (777 km recorded)
2026-10-01 09:50 UTC ESR604 NRT → ICN
Tokyo / Narita → Seoul
 HL8542 Boeing 737 MAX 8 Completed 1371 km
2026-09-30 11:26 UTC ESR604 NRT → ICN
Tokyo / Narita → Seoul
 HL8374 Boeing 737-800 Completed 454 km
2026-09-30 09:50 UTC ESR604 NRT → ICN
Tokyo / Narita → Seoul
 HL8374 Boeing 737-800 Completed (landing confirmed by airport data) ~1386 km est. (748 km recorded)
2026-09-29 10:12 UTC ESR604 NRT → ICN
Tokyo / Narita → Seoul
 HL8599 Boeing 737 MAX 8 Completed 1398 km
2026-09-28 09:56 UTC ESR604 NRT → ICN
Tokyo / Narita → Seoul
 HL8374 Boeing 737-800 Completed 1370 km
2026-09-27 09:59 UTC ESR604 NRT → ICN
Tokyo / Narita → Seoul
 HL8599 Boeing 737 MAX 8 Completed 1371 km
2026-09-26 09:59 UTC ESR604 NRT → ICN
Tokyo / Narita → Seoul
 HL8599 Boeing 737 MAX 8 Completed 1382 km
2026-09-24 09:42 UTC ESR604 NRT → ICN
Tokyo / Narita → Seoul
 HL8374 Boeing 737-800 Completed 1375 km
2026-09-23 10:24 UTC ESR604 NRT → ICN
Tokyo / Narita → Seoul
 HL8762 Boeing 737 MAX 8 Completed 1384 km
2026-09-22 11:12 UTC ESR604 NRT → ICN
Tokyo / Narita → Seoul
 HL8543 Boeing 737 MAX 8 Completed 1372 km
2026-09-20 10:09 UTC ESR604 NRT → ICN
Tokyo / Narita → Seoul
 HL8541 Boeing 737 MAX 8 Completed 1433 km
2026-09-19 09:51 UTC ESR604 NRT → ICN
Tokyo / Narita → Seoul
 HL8544 Boeing 737 MAX 8 Completed 1430 km
2026-09-18 09:40 UTC ESR604 NRT → ICN
Tokyo / Narita → Seoul
 HL8375 Boeing 737-800 Completed 1463 km
2026-09-17 09:48 UTC ESR604 NRT → ICN
Tokyo / Narita → Seoul
 HL8762 Boeing 737 MAX 8 Completed 1477 km
2026-09-16 09:50 UTC ESR604 NRT → ICN
Tokyo / Narita → Seoul
 HL8541 Boeing 737 MAX 8 Completed 1410 km
2026-09-15 09:51 UTC ESR604 NRT → ICN
Tokyo / Narita → Seoul
 HL8374 Boeing 737-800 Completed 1424 km
2026-09-14 09:39 UTC ESR604 NRT → ICN
Tokyo / Narita → Seoul
 HL8717 Boeing 737 MAX 8 Completed 1469 km
2026-09-13 09:42 UTC ESR604 NRT → ICN
Tokyo / Narita → Seoul
 HL8374 Boeing 737-800 Completed 1428 km
2026-09-11 09:40 UTC ESR604 NRT → ICN
Tokyo / Narita → Seoul
 HL8375 Boeing 737-800 Completed 1435 km
2026-09-10 09:55 UTC ESR604 NRT → ICN
Tokyo / Narita → Seoul
 HL8374 Boeing 737-800 Completed 1438 km
2026-09-09 11:29 UTC ESR604 NRT → ICN
Tokyo / Narita → Seoul
 HL8715 Boeing 737 MAX 8 Completed 1502 km
2026-09-08 09:54 UTC ESR604 NRT → ICN
Tokyo / Narita → Seoul
 HL8759 Boeing 737 MAX 8 Completed 1441 km
2026-09-07 09:39 UTC ESR604 NRT → ICN
Tokyo / Narita → Seoul
 HL8375 Boeing 737-800 Completed 1411 km
2026-09-05 09:34 UTC ESR604 NRT → ICN
Tokyo / Narita → Seoul
 HL8374 Boeing 737-800 Completed 1535 km
2026-09-04 10:43 UTC ESR604 NRT → ICN
Tokyo / Narita → Seoul
 HL8375 Boeing 737-800 Completed 1505 km
2026-09-03 10:27 UTC ESR604 NRT → ICN
Tokyo / Narita → Seoul
 HL8375 Boeing 737-800 Completed 1421 km
2026-09-02 09:41 UTC ESR604 NRT → ICN
Tokyo / Narita → Seoul
 HL8546 Boeing 737-800 Completed 1413 km
2026-09-01 09:41 UTC ESR604 NRT → ICN
Tokyo / Narita → Seoul
 HL8546 Boeing 737-800 Completed 1420 km
2026-08-31 09:36 UTC ESR604 NRT → ICN
Tokyo / Narita → Seoul
 HL8544 Boeing 737 MAX 8 Completed 1491 km
2026-08-30 09:52 UTC ESR604 NRT → ICN
Tokyo / Narita → Seoul
 HL8375 Boeing 737-800 Completed 1379 km
2026-08-29 09:54 UTC ESR604 NRT → ICN
Tokyo / Narita → Seoul
 HL8374 Boeing 737-800 Completed 1480 km
2026-08-28 12:22 UTC ESR604 ICN → ICN
Seoul → Seoul
 HL8546 Boeing 737-800 Completed ~7 km est. (3 km recorded)
2026-08-28 09:55 UTC ESR604 NRT → ICN
Tokyo / Narita → Seoul
 HL8546 Boeing 737-800 Completed 1492 km
2026-08-27 10:58 UTC ESR604 NRT → ICN
Tokyo / Narita → Seoul
 HL8375 Boeing 737-800 Completed 1388 km
2026-08-26 09:30 UTC ESR604 NRT → ICN
Tokyo / Narita → Seoul
 HL8546 Boeing 737-800 Completed 1380 km
2026-08-25 09:43 UTC ESR604 NRT → ICN
Tokyo / Narita → Seoul
 HL8715 Boeing 737 MAX 8 Completed 1444 km
2026-08-24 09:34 UTC ESR604 NRT → ICN
Tokyo / Narita → Seoul
 HL8715 Boeing 737 MAX 8 Completed 1487 km
2026-08-23 09:53 UTC ESR604 NRT → ICN
Tokyo / Narita → Seoul
 HL8544 Boeing 737 MAX 8 Completed 1986 km
2026-08-22 10:57 UTC ESR604 NRT → ICN
Tokyo / Narita → Seoul
 HL8546 Boeing 737-800 Completed 2086 km
2026-08-21 09:54 UTC ESR604 NRT → ICN
Tokyo / Narita → Seoul
 HL8717 Boeing 737 MAX 8 Completed 2046 km
2026-08-20 09:41 UTC ESR604 NRT → ICN
Tokyo / Narita → Seoul
 HL8546 Boeing 737-800 Completed 2079 km
2026-08-19 09:44 UTC ESR604 NRT → ICN
Tokyo / Narita → Seoul
 HL8541 Boeing 737 MAX 8 Completed 2178 km
2026-08-18 09:35 UTC ESR604 NRT → ICN
Tokyo / Narita → Seoul
 HL8546 Boeing 737-800 Completed 2043 km
2026-08-17 09:56 UTC ESR604 NRT → ICN
Tokyo / Narita → Seoul
 HL8717 Boeing 737 MAX 8 Completed 2035 km
2026-08-16 12:11 UTC ESR604 ICN → ICN
Seoul → Seoul
 HL8546 Boeing 737-800 Completed ~347 km est. (0 km recorded)
2026-08-16 09:37 UTC ESR604 NRT → ICN
Tokyo / Narita → Seoul
 HL8546 Boeing 737-800 Completed 2069 km
2026-08-15 11:34 UTC ESR604 NRT → ICN
Tokyo / Narita → Seoul
 HL8546 Boeing 737-800 Completed 2035 km
2026-08-14 10:45 UTC ESR604 NRT → ICN
Tokyo / Narita → Seoul
 HL8717 Boeing 737 MAX 8 Completed 1507 km

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