KE645 Flight Status Korean Air: Seoul to Singapore (KAL645)

Korean Air's Seoul–Singapore flight covers 4,627 km (2,875 mi) and runs six times a week: Monday, Tuesday, Thursday, Friday, Saturday and Sunday. With 6 h 40 min in the timetable and a usual flight time of about 5 h 50 min, it often makes up time. Yesterday it left at 19:04, 29 minutes late, and is due in Singapore at 23:48, 27 minutes early.

Korean Air KE 645

En-Route

Seoul

Seoul Incheon International Airport (ICN)

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Terminal: 2 | Gate: 241

Departure: Tue, Nov 3, 2026 · local time UTC+9

Scheduled
18:35
Actual
19:04

Singapore

Singapore Changi Airport (SIN)

All SIN Arrivals >

Terminal: 4 | Gate: G19

Arrival: Wed, Nov 4, 2026 · local time UTC+8

Scheduled
00:15
Estimated
23:48

Departed 5h 45m ago · landing now 100%

ICN 19:04 SIN 23:48

4,627 km (2,875 mi) flown · 0 km (0 mi) to go

Route map ICN to SIN Map of the great-circle route from Seoul Incheon International Airport, South Korea to Singapore Changi Airport, Singapore, 4627 km. The plane shows an estimated position based on departure and arrival times. Map data: Natural Earth. ICN SIN Map data: Natural Earth

Estimated position based on departure and arrival times, not live tracking. Times are local at each airport.

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Distance: 4627 km / 2875 miles · Scheduled Duration: 06:40 · Typical Duration: 05:50

KE 645 Flight Status & Schedule Korean Air Seoul to Singapore

Date From To Departure Arrival Status Details
Nov 03 ICN SIN 19:04 23:48 En-Route Track >
Nov 02 ICN SIN 19:12 00:18 Landed Track >
Nov 01 ICN SIN 19:02 23:51 Landed Track >
Oct 31 ICN SIN 19:18 00:12 Landed Track >
Oct 30 ICN SIN 19:01 23:49 Landed Track >
Oct 29 ICN SIN 18:57 23:39 Landed Track >
Oct 28 ICN SIN 18:57 23:37 Landed Track >
Oct 27 ICN SIN 19:00 00:03 Landed Track >
Oct 26 ICN SIN 18:54 23:42 Landed Track >
Oct 25 ICN SIN 19:19 23:50 Landed Track >

< All Seoul ICN Departures All Singapore SIN Arrivals >

About KE 645

Route
Seoul Incheon International Airport ICN to Singapore Changi Airport SIN
Distance
4,627 km (2,875 mi)
Typical flight time
5 h 50 min
Flies
Mon, Tue, Thu, Fri, Sat, Sun
On time
9 of the last 9
Usually departs from
Terminal 2

KE 645 FAQ

How long is the KE645 flight?
The timetable allows 6 h 40 min. Seoul to Singapore is 4,627 km (2,875 mi).
How often is KE645 late?
None of the last 9 flights arrived 15 or more minutes late.
Which days does KE645 fly?
Six times a week: Monday, Tuesday, Thursday, Friday, Saturday and Sunday, based on the schedule of the last 7 days.
Which terminal does KE645 use?
It usually leaves from Terminal 2 at Seoul Incheon International Airport (ICN) and arrives at Terminal 4 at Singapore Changi Airport (SIN). Check the flight card above for today's terminal and gate.
What other flight numbers does KE645 have?
Also listed as KAL645 (Korean Air's ICAO code) and KE 645.

KE645 and Seoul ICN to Singapore SIN Flights

Flight KE645 is code-shared by 5 airlines using the flight numbers DL7821, WS6031, AS7805, OZ9915, OM6231

Other flights departing from Seoul ICN: 7C2103, DL172, UA286

Other flights arriving at Singapore SIN: SQ208, SQ242, KL836

All flights connecting Seoul ICN to Singapore SIN.