3U 4577 Nanjing to Kunming Flight Status

Sichuan Airlines Flight 3U4577 from Nanjing Lukou International Airport NKG to Kunming Changshui International Airport KMG is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on May 31st, 2026.
Check the table below for 3U4577's most recent flight history:

3U 4577 Flight Status & Schedule

Date Departure Arrival Status
May 31 15:33 18:04
Landed
Track >
May 29 16:01 18:38
Landed Late
Track >
May 28 15:27 18:39
Landed Late
Track >
May 25 16:29 18:52
Landed Late
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May 24 16:03 18:33
Landed Late
Track >

Sichuan Airlines 3U 4577 Nanjing to Kunming Flight Information

Sichuan Airlines Flight 3U4577 connects Nanjing, China to Kunming, China, taking off from Nanjing Lukou International Airport NKG and landing at Kunming Changshui International Airport KMG.

How long is the 3U4577 flight from Nanjing to Kunming?

The average flight time from Nanjing to Kunming is 2 hours and 36 minutes. The flight distance is 1722 km / 1070 miles and the average flight speed is 662 km/h / 411 mph.

How many 3U4577 flights are operated per week?

2 flights per week. The flight 3U4577 is operated on Friday and Sunday.

What is the On-Time Performance (OTP) of Sichuan Airlines Flight 3U4577 Nanjing to Kunming?

The Airportia On-Time Performance Rating for Sichuan Airlines Flight 3U4577 is 4.7/5 stars. This metric is calculated using data from the past 10 flights.

When was the latest 3U4577 flight?

The latest flight took off on Sunday, May 31st, 2026 with the flight status being Landed on 18:04.

How else can the flight 3U4577 be referenced as?

This Sichuan Airlines flight can also be referenced as CSC4577, 3U 4577, CSC 4577.

How often is flight 3U4577 delayed?

On average, 50% of all 3U4577 flights are delayed. The average delay is 40 minutes.

See our 3U4577 Flight Tracker above for more details.

3U4577 and Nanjing NKG to Kunming KMG Flights

Other flights departing from Nanjing NKG: HO1709, MU2727, MU2921, ZH8597

Other flights arriving at Kunming KMG: MU6127, HO1709, 9C6952, 9C8829

All flights connecting Nanjing NKG to Kunming KMG.

3U4577 Sichuan Airlines Flight: Nanjing to Kunming Route Map

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Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.