| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Sep 30 | ICN | SIN | 13:50 | 19:15 |
Scheduled
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| Sep 29 | ICN | SIN | 14:05 | 18:40 |
Landed
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| Sep 28 | ICN | SIN | 14:10 | 18:38 |
Landed
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| Sep 27 | ICN | SIN | 14:06 | 19:16 |
Landed
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| Sep 26 | ICN | SIN | 14:09 | 19:00 |
Landed
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| Sep 25 | ICN | SIN | 14:12 | 18:47 |
Landed
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| Sep 24 | ICN | SIN | 14:08 | 18:56 |
Landed
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| Sep 23 | ICN | SIN | 14:25 | 19:02 |
Landed
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| Sep 22 | ICN | SIN | 14:14 | 19:14 |
Landed
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| Sep 21 | ICN | SIN | 14:21 | 19:21 |
Landed
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Korean Air Flight KE643 connects Seoul, South Korea to Singapore, Singapore, taking off from Seoul Incheon International Airport ICN and landing at Singapore Changi Airport SIN.
How long is the KE643 flight from Seoul to Singapore?
The average flight time from Seoul to Singapore is 5 hours and 47 minutes. The flight distance is 4627 km / 2875 miles and the average flight speed is 793 km/h / 493 mph.
How many KE643 flights are operated per week?
7 flights per week. The flight KE643 is operated on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday.
What is the On-Time Performance (OTP) of Korean Air Flight KE643 Seoul to Singapore?
The Airportia On-Time Performance Rating for Korean Air Flight KE643 is 5/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight KE643 arriving at?
Flight KE643 arrives at Singapore Changi Airport (SIN) Terminal 4.
When was the latest KE643 flight?
The latest flight took off on Wednesday, September 30th, 2026 with the flight status being Scheduled on 19:15.
How else can the flight KE643 be referenced as?
This Korean Air flight can also be referenced as KAL643, KE0643, KE 643, KAL 643.
How often is flight KE643 delayed?
On average, 20% of all KE643 flights are delayed. The average delay is 3 minutes.
See our KE643 Flight Tracker above for more details.
Flight KE643 is code-shared by 3 airlines using the flight numbers DL7819, WS6033, OZ9913
Other flights departing from Seoul ICN: 7C1171, OZ134, OZ713, ZE853
Other flights arriving at Singapore SIN: SQ31, BI4035, SQ226, TR751
All flights connecting Seoul ICN to Singapore SIN.
