| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jul 20 | CGQ | ICN | 15:20 | 18:20 |
Scheduled
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| Jul 19 | CGQ | ICN | 15:29 | 18:19 |
Landed
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| Jul 18 | CGQ | ICN | 15:20 | 18:03 |
Landed
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| Jul 17 | CGQ | ICN | 15:34 | 18:12 |
Landed
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| Jul 16 | CGQ | ICN | 15:20 | 17:55 |
Landed
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| Jul 15 | CGQ | ICN | 15:17 | 17:59 |
Landed
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| Jul 14 | CGQ | ICN | 15:20 | 18:18 |
Landed
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| Jul 13 | CGQ | ICN | 15:13 | 18:08 |
Landed
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| Jul 12 | CGQ | ICN | 15:22 | 18:03 |
Landed
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| Jul 11 | CGQ | ICN | 15:38 | 18:18 |
Landed
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China Southern Airlines Flight CZ637 connects Changchun, China to Seoul, South Korea, taking off from Changchun Longjia International Airport CGQ and landing at Seoul Incheon International Airport ICN.
How long is the CZ637 flight from Changchun to Seoul?
The average flight time from Changchun to Seoul is 1 hour and 44 minutes. The flight distance is 729 km / 453 miles and the average flight speed is 414 km/h / 257 mph.
How many CZ637 flights are operated per week?
7 flights per week. The flight CZ637 is operated on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday.
What is the On-Time Performance (OTP) of China Southern Airlines Flight CZ637 Changchun to Seoul?
The Airportia On-Time Performance Rating for China Southern Airlines Flight CZ637 is 5/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight CZ637 arriving at?
Flight CZ637 arrives at Seoul Incheon International Airport (ICN) Terminal 1.
When was the latest CZ637 flight?
The latest flight took off on Monday, July 20th, 2026 with the flight status being Scheduled on 18:20.
How else can the flight CZ637 be referenced as?
This China Southern Airlines flight can also be referenced as CSN637, CZ0637, CZ 637, CSN 637.
How often is flight CZ637 delayed?
On average, 0% of all CZ637 flights are delayed. The average delay is 0 minutes.
See our CZ637 Flight Tracker above for more details.
Other flights departing from Changchun CGQ: CZ6166, AQ1188, CA4052, FM9436
Other flights arriving at Seoul ICN: OZ372, OZ350, OZ360, RS714
All flights connecting Changchun CGQ to Seoul ICN.
