| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Oct 16 | CTS | ICN | 16:35 | 19:20 |
Landed
|
Track > |
| Oct 15 | CTS | ICN | 16:31 | 19:23 |
Landed
|
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| Oct 14 | CTS | ICN | 16:25 | 19:08 |
Landed
|
Track > |
| Oct 13 | CTS | ICN | 16:35 | 19:20 |
Landed
|
Track > |
| Oct 12 | CTS | ICN | 16:37 | 19:04 |
Landed
|
Track > |
| Oct 11 | CTS | ICN | 16:30 | 18:57 |
Landed
|
Track > |
| Oct 10 | CTS | ICN | 16:31 | 18:55 |
Landed
|
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| Oct 09 | CTS | ICN | 16:50 | 19:21 |
Landed
|
Track > |
| Oct 08 | CTS | ICN | 16:45 | 19:07 |
Landed
|
Track > |
| Oct 07 | CTS | ICN | 16:36 | 19:17 |
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 35 minutes. The flight distance is 1421 km / 883 miles and the average flight speed is 550 km/h / 342 mph.
How many KL4256 flights are operated per week?
6 flights per week. The flight KL4256 is operated on Monday, Tuesday, Wednesday, Thursday, Friday 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, October 16th, 2026 with the flight status being Landed on 19:20.
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, HD120, JX851, NH4885
Other flights arriving at Seoul ICN: OZ730, KE770, KJ193, KE8552
All flights connecting Sapporo CTS to Seoul ICN.
