Landed 22' Late
Terminal: D | Gate: 48
Departure: Fri, Jun 12, 2026
Scheduled:
16:05
|
Actual:
16:49
Arrival: Fri, Jun 12, 2026
Scheduled:
17:40
|
Actual:
18:02
|
Delay:
22'

SQ 6421 Flight Status & Schedule

Date Departure Arrival Status
Jun 12 16:49 18:02
Landed Late
Track >
Jun 11 16:28 17:37
Landed
Track >
Jun 10 16:27 17:50
Landed
Track >
Jun 09 16:47 17:59
Landed Late
Track >
Jun 08 16:14 17:28
Landed
Track >

Singapore Airlines SQ 6421 Brisbane to Sydney Flight Information

Singapore Airlines Flight SQ6421 connects Brisbane, Australia to Sydney, Australia, taking off from Brisbane Airport BNE and landing at Sydney Kingsford Smith Airport SYD.

How long is the SQ6421 flight from Brisbane to Sydney?

The average flight time from Brisbane to Sydney is 1 hour and 14 minutes. The flight distance is 753 km / 468 miles and the average flight speed is 610 km/h / 379 mph.

How many SQ6421 flights are operated per week?

6 flights per week. The flight SQ6421 is operated on Monday, Tuesday, Wednesday, Thursday, Friday and Sunday.

What is the On-Time Performance (OTP) of Singapore Airlines Flight SQ6421 Brisbane to Sydney?

The Airportia On-Time Performance Rating for Singapore Airlines Flight SQ6421 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight SQ6421 arriving at?

Flight SQ6421 arrives at Sydney Kingsford Smith Airport (SYD) Terminal 2.

When was the latest SQ6421 flight?

The latest flight took off on Friday, June 12th, 2026 with the flight status being Landed on 18:02.

How else can the flight SQ6421 be referenced as?

This Singapore Airlines flight can also be referenced as SIA6421, SQ 6421, SIA 6421.

How often is flight SQ6421 delayed?

On average, 40% of all SQ6421 flights are delayed. The average delay is 14 minutes.

See our SQ6421 Flight Tracker above for more details.

SQ6421 and Brisbane BNE to Sydney SYD Flights

Other flights departing from Brisbane BNE: QF1868, VA962, QF1955, QQ1955

Other flights arriving at Sydney SYD: MH6207, NZ247, QF541, VA962

All flights connecting Brisbane BNE to Sydney SYD.

SQ6421 Singapore Airlines Flight: Brisbane to Sydney Route Map

SQ6421 Singapore Airlines Flight Map: Brisbane to Sydney
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Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.