| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jul 17 | CTU | XNN | 10:06 | 11:26 |
Landed
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| Jul 15 | CTU | XNN | 10:11 | 11:33 |
Landed
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| Jul 13 | CTU | XNN | 10:14 | 11:21 |
Landed
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| Jul 12 | CTU | XNN | 10:08 | 11:12 |
Landed
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| Jul 10 | CTU | XNN | 10:20 | 11:29 |
Landed
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| Jul 08 | CTU | XNN | 13:00 | 14:25 |
Landed
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| Jul 06 | CTU | XNN | 13:04 | 14:25 |
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| Jul 05 | CTU | XNN | 12:55 | 14:10 |
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| Jul 03 | CTU | XNN | 13:00 | 14:06 |
Landed
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| Jul 01 | CTU | XNN | 12:57 | 14:08 |
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Kunming Airlines Flight KY6639 connects Chengdu, China to Xining, China, taking off from Chengdu Shuangliu International Airport CTU and landing at Xining Caojiabao Airport XNN.
How long is the KY6639 flight from Chengdu to Xining?
The average flight time from Chengdu to Xining is 1 hour and 14 minutes. The flight distance is 684 km / 425 miles and the average flight speed is 560 km/h / 348 mph.
How many KY6639 flights are operated per week?
4 flights per week. The flight KY6639 is operated on Monday, Wednesday, Friday and Sunday.
What is the On-Time Performance (OTP) of Kunming Airlines Flight KY6639 Chengdu to Xining?
The Airportia On-Time Performance Rating for Kunming Airlines Flight KY6639 is 5/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight KY6639 arriving at?
Flight KY6639 arrives at Xining Caojiabao Airport (XNN) Terminal T3.
When was the latest KY6639 flight?
The latest flight took off on Friday, July 17th, 2026 with the flight status being Landed on 11:26.
How else can the flight KY6639 be referenced as?
This Kunming Airlines flight can also be referenced as KNA6639, KY 6639, KNA 6639.
How often is flight KY6639 delayed?
On average, 30% of all KY6639 flights are delayed. The average delay is 4 minutes.
See our KY6639 Flight Tracker above for more details.
Other flights departing from Chengdu CTU: CA4107, TV9865, TV9867, 3U8639
Other flights arriving at Xining XNN: CZ5441, TV9867, TV6080, MU9922
All flights connecting Chengdu CTU to Xining XNN.