| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jul 18 | SYX | KMG | 19:11 | 21:07 |
Landed Late
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| Jul 17 | SYX | KMG | 19:04 | 21:51 |
Delayed
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| Jul 16 | SYX | KMG | 19:23 | 21:18 |
Landed Late
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| Jul 15 | SYX | KMG | 19:19 | 21:26 |
Landed Late
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| Jul 14 | SYX | KMG | 19:07 | 20:50 |
Landed
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| Jul 13 | SYX | KMG | 18:57 | 20:51 |
Landed
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| Jul 12 | SYX | KMG | 18:59 | 20:41 |
Landed
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| Jul 11 | SYX | KMG | 19:03 | 21:38 |
Delayed
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| Jul 10 | SYX | KMG | 19:05 | 20:45 |
Landed
|
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| Jul 09 | SYX | KMG | 19:04 | 20:53 |
Landed
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China Southern Airlines Flight CZ4639 connects Sanya, China to Kunming, China, taking off from Sanya Phoenix International Airport SYX and landing at Kunming Changshui International Airport KMG.
How long is the CZ4639 flight from Sanya to Kunming?
The average flight time from Sanya to Kunming is 2 hours. The flight distance is 1010 km / 627 miles and the average flight speed is 515 km/h / 320 mph.
How many CZ4639 flights are operated per week?
7 flights per week. The flight CZ4639 is operated on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday.
What is the On-Time Performance (OTP) of China Southern Airlines Flight CZ4639 Sanya to Kunming?
The Airportia On-Time Performance Rating for China Southern Airlines Flight CZ4639 is 4.7/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest CZ4639 flight?
The latest flight took off on Saturday, July 18th, 2026 with the flight status being Landed on 21:07.
How else can the flight CZ4639 be referenced as?
This China Southern Airlines flight can also be referenced as CSN4639, CZ 4639, CSN 4639.
How often is flight CZ4639 delayed?
On average, 70% of all CZ4639 flights are delayed. The average delay is 29 minutes.
See our CZ4639 Flight Tracker above for more details.
Other flights departing from Sanya SYX: HU7580, 3U3237, JD5084, JD5287
Other flights arriving at Kunming KMG: SC2223, CZ6729, CZ6293, 3U3237
All flights connecting Sanya SYX to Kunming KMG.