3U 3877 Xi'an to Vientiane Flight Status

Sichuan Airlines Flight 3U3877 from Xi'an Xianyang International Airport XIY to Vientiane Wattay International Airport VTE is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on December 10th, 2025.
Check the table below for 3U3877's most recent flight history:

3U 3877 Flight Status & Schedule

Date Departure Arrival Status
Dec 10 05:40 07:55
Unknown
Track >
Dec 08 05:40 07:55
Unknown
Track >
Dec 05 05:40 07:55
Unknown
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Dec 03 05:40 07:55
Unknown
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Dec 01 05:40 07:55
Unknown
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Sichuan Airlines 3U 3877 Xi'an to Vientiane Flight Information

Sichuan Airlines Flight 3U3877 connects Xi'an, China to Vientiane, Laos, taking off from Xi'an Xianyang International Airport XIY and landing at Vientiane Wattay International Airport VTE.

What is the On-Time Performance (OTP) of Sichuan Airlines Flight 3U3877 Xi'an to Vientiane?

The Airportia On-Time Performance Rating for Sichuan Airlines Flight 3U3877 is 5/5 stars. This metric is calculated using data from the past 10 flights.

When was the latest 3U3877 flight?

The latest flight took off on Wednesday, December 10th, 2025 with the flight status being Unknown on 07:55.

How else can the flight 3U3877 be referenced as?

This Sichuan Airlines flight can also be referenced as CSC3877, 3U 3877, CSC 3877.

How often is flight 3U3877 delayed?

On average, 0% of all 3U3877 flights are delayed. The average delay is 0 minutes.

See our 3U3877 Flight Tracker above for more details.

3U3877 and Xi'an XIY to Vientiane VTE Flights

Other flights departing from Xi'an XIY: HU425, HU6021, Y87574

Other flights arriving at Vientiane VTE: 3U3843, 3U3847, 3U3843, 3U3847

All flights connecting Xi'an XIY to Vientiane VTE.

3U3877 Sichuan Airlines Flight: Xi'an to Vientiane Route Map

3U3877 Sichuan Airlines Flight Map: Xi'an to Vientiane
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Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.