How long is the 3U1421 flight?

The timetable allows 2 h 5 min. Changsha to Xi'an is 814 km (506 mi).

Which terminal does 3U1421 use?

It usually leaves from Terminal 2 at Changsha Huanghua International Airport (CSX) and arrives at Terminal 5 at Xi'an Xianyang International Airport (XIY). Check the flight card above for today's terminal and gate.

What other flight numbers does 3U1421 have?

Also listed as CSC1421 (Sichuan Airlines' ICAO code) and 3U 1421.

3U1421 Flight Status Sichuan Airlines: Changsha to Xi'an (CSC1421)

Sichuan Airlines 3U 1421

En-Route, Arriving in 17'

CSX Changsha

Scheduled: 17:50
Actual: 17:51

Terminal: 2 | Gate: 41

Departure: Mon, Nov 9, 2026 · local time UTC+8

Changsha Huanghua International Airport (CSX)

All CSX Departures >

XIY Xi'an

Scheduled: 19:55
Estimated: 19:25
Delay

Terminal: 5

Arrival: Mon, Nov 9, 2026 · local time UTC+8

Xi'an Xianyang International Airport (XIY)

All XIY Arrivals >

Departed 1h 16m ago · lands in 17m 81%

CSX 17:51 XIY 19:25

658 km (409 mi) flown · 156 km (97 mi) to go

Estimated position based on departure and arrival times, not live tracking. Times are local at each airport.

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Distance: 814 km / 506 miles · Scheduled Duration: 02:05 · Typical Duration: 01:35

3U 1421 Flight Status & Schedule Sichuan Airlines Changsha to Xi'an

Date	From	To	Departure	Arrival	Status	Details
Nov 09	CSX	XIY	17:51	19:25	En-Route	Track >
Nov 08	CSX	XIY	18:19	19:49	Landed	Track >
Nov 07	CSX	XIY	17:59	19:32	Landed	Track >
Nov 06	CSX	XIY	17:53	19:30	Landed	Track >
Nov 05	CSX	XIY	17:54	19:28	Landed	Track >
Nov 04	CSX	XIY	17:44	19:24	Landed	Track >
Nov 03	CSX	XIY	17:56	19:24	Landed	Track >
Nov 02	CSX	XIY	18:03	19:35	Landed	Track >
Nov 01	CSX	XIY	17:53	19:29	Landed	Track >

Sichuan Airlines flight 3U 1421 links Changsha and Xi'an, 814 km (506 mi) apart, and flies daily. The timetable allows 2 h 5 min, but the flight usually takes about 1 h 35 min, so it often makes up time. Today it left on time, at 17:51, and is due in Xi'an at 19:25, 30 minutes early.

< All Changsha CSX Departures All Xi'an XIY Arrivals >

About 3U 1421

Route: Changsha Huanghua International Airport CSX to Xi'an Xianyang International Airport XIY
Distance: 814 km (506 mi)
Typical flight time: 1 h 35 min
Flies: Daily
On time: 8 of the last 8
Usually departs from: Terminal 2

3U 1421 FAQ

How long is the 3U1421 flight?: The timetable allows 2 h 5 min. Changsha to Xi'an is 814 km (506 mi).
How often is 3U1421 late?: None of the last 8 flights arrived 15 or more minutes late.
Which days does 3U1421 fly?: Daily: it was scheduled on each of the last 7 days.
Which terminal does 3U1421 use?: It usually leaves from Terminal 2 at Changsha Huanghua International Airport (CSX) and arrives at Terminal 5 at Xi'an Xianyang International Airport (XIY). Check the flight card above for today's terminal and gate.
What other flight numbers does 3U1421 have?: Also listed as CSC1421 (Sichuan Airlines' ICAO code) and 3U 1421.

3U1421 and Changsha CSX to Xi'an XIY Flights

Flight 3U1421 is a code-share Sichuan Airlines flight of the China Southern Airlines operated CZ3947.

Other flights departing from Changsha CSX: HU7617, CZ3947, KN2810

Other flights arriving at Xi'an XIY: CZ3947, MU2298

All flights connecting Changsha CSX to Xi'an XIY.