| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Aug 21 | CTS | ICN | 16:57 | 19:19 |
Landed
|
Track > |
| Aug 20 | CTS | ICN | 17:07 | 19:21 |
Landed
|
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| Aug 19 | CTS | ICN | 16:49 | 19:07 |
Landed
|
Track > |
| Aug 18 | CTS | ICN | 16:49 | 19:08 |
Landed
|
Track > |
| Aug 17 | CTS | ICN | 16:59 | 19:09 |
Landed
|
Track > |
| Aug 16 | CTS | ICN | 16:42 | 19:08 |
Landed
|
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| Aug 15 | CTS | ICN | 16:55 | 19:22 |
Landed
|
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| Aug 14 | CTS | ICN | 16:44 | 18:59 |
Landed
|
Track > |
| Aug 13 | CTS | ICN | 17:04 | 19:09 |
Landed
|
Track > |
| Aug 12 | CTS | ICN | 17:09 | 19:33 |
Landed
|
Track > |
KLM Flight KL4256 connects Sapporo, Japan to Seoul, South Korea, taking off from Sapporo New Chitose Airport CTS and landing at Seoul Incheon International Airport ICN.
How long is the KL4256 flight from Sapporo to Seoul?
The average flight time from Sapporo to Seoul is 2 hours and 18 minutes. The flight distance is 1421 km / 883 miles and the average flight speed is 619 km/h / 385 mph.
How many KL4256 flights are operated per week?
7 flights per week. The flight KL4256 is operated on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday.
What is the On-Time Performance (OTP) of KLM Flight KL4256 Sapporo to Seoul?
The Airportia On-Time Performance Rating for KLM Flight KL4256 is 5/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight KL4256 arriving at?
Flight KL4256 arrives at Seoul Incheon International Airport (ICN) Terminal 2.
When was the latest KL4256 flight?
The latest flight took off on Friday, August 21st, 2026 with the flight status being Landed on 19:19.
How else can the flight KL4256 be referenced as?
This KLM flight can also be referenced as KLM4256, KL 4256, KLM 4256.
How often is flight KL4256 delayed?
On average, 0% of all KL4256 flights are delayed. The average delay is 0 minutes.
See our KL4256 Flight Tracker above for more details.
Other flights departing from Sapporo CTS: KE770, CX581, GK156, MM418
Other flights arriving at Seoul ICN: 5Y8529, KE770, LJ266, KE834
All flights connecting Sapporo CTS to Seoul ICN.
