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SIA7921

HKG · Boeing 747-400 · Singapore Airlines

Flight

Status
Completed
Departure
Hong Kong International Airport (HKG) — Hong Kong, Hong Kong
Departed
2026-08-20 05:24 UTC
Distance flown
3317 km
Approach distance
72 km

Aircraft

Registration
9V-SFO
Type
Boeing 747-400

Altitude & speed

Max altitude
35,000 ft
Max ground speed
530 kt
Tracked
3h 7m · 3,259 km
Altitude (ft, max 35,000)
018,90037,8000m30m1h 0m1h 30m2h 0m2h 30m3h 0m
Ground speed (kt, max 530)
02865720m30m1h 0m1h 30m2h 0m2h 30m3h 0m
Altitude (ft, max 35,000)
018,90037,8000m1h 0m2h 0m3h 0m
Ground speed (kt, max 530)
02865720m1h 0m2h 0m3h 0m

From the ADS-B positions we received; time since the first fix. A dashed stretch is a gap in reception, bridged by a straight line.

Route map

Airline

Singapore Airlines (SIA)

Latest flights

DepartedFlightRouteRegAircraftStatusDistance
2026-10-01 07:54 UTC SIA7921 ? → SIN
? → Singapore
 9V-SFO Boeing 747-400 Completed 472 km
2026-10-01 05:17 UTC SIA7921 HKG → SIN
Hong Kong → Singapore
 9V-SFO Boeing 747-400 Completed (landing confirmed by airport data) ~2660 km est. (150 km recorded)
2026-09-30 15:25 UTC SIA7921 ANC → HKG
Anchorage → Hong Kong
 9V-SFO Boeing 747-400 Completed 8570 km
2026-09-30 07:38 UTC SIA7921 DFW → ANC
Dallas-Fort Worth → Anchorage
 9V-SFO Boeing 747-400 Completed 5061 km
2026-09-24 05:27 UTC SIA7921 HKG → SIN
Hong Kong → Singapore
 9V-SFP Boeing 747-400 Completed 2630 km
2026-09-23 15:41 UTC SIA7921 ANC → HKG
Anchorage → Hong Kong
 9V-SFP Boeing 747-400 Completed (landing presumed) 8607 km
2026-09-23 07:30 UTC SIA7921 DFW → ANC
Dallas-Fort Worth → Anchorage
 9V-SFP Boeing 747-400 Completed 5101 km
2026-09-17 05:44 UTC SIA7921 HKG → SIN
Hong Kong → Singapore
 9V-SFN Boeing 747-400 Completed 2770 km
2026-09-16 15:27 UTC SIA7921 ANC → HKG
Anchorage → Hong Kong
 9V-SFN Boeing 747-400 Completed 8749 km
2026-09-16 07:22 UTC SIA7921 DFW → ANC
Dallas-Fort Worth → Anchorage
 9V-SFN Boeing 747-400 Completed 5264 km
2026-09-10 05:40 UTC SIA7921 HKG → SIN
Hong Kong → Singapore
 9V-SFO Boeing 747-400 Completed 2690 km
2026-09-09 15:21 UTC SIA7921 ANC → HKG
Anchorage → Hong Kong
 9V-SFO Boeing 747-400 Completed 8849 km
2026-09-09 07:28 UTC SIA7921 DFW → ANC
Dallas-Fort Worth → Anchorage
 9V-SFO Boeing 747-400 Completed 5259 km
2026-09-03 05:32 UTC SIA7921 HKG → SIN
Hong Kong → Singapore
 9V-SFI Boeing 747-400 Completed 2682 km
2026-09-02 15:44 UTC SIA7921 ANC → HKG
Anchorage → Hong Kong
 9V-SFI Boeing 747-400 Completed 9107 km
2026-09-02 07:27 UTC SIA7921 DFW → ANC
Dallas-Fort Worth → Anchorage
 9V-SFI Boeing 747-400 Completed 5146 km
2026-08-27 05:40 UTC SIA7921 HKG → SIN
Hong Kong → Singapore
 9V-SFI Boeing 747-400 Completed 2674 km
2026-08-26 15:34 UTC SIA7921 ANC → HKG
Anchorage → Hong Kong
 9V-SFI Boeing 747-400 Completed 9156 km
2026-08-26 07:27 UTC SIA7921 DFW → ANC
Dallas-Fort Worth → Anchorage
 9V-SFI Boeing 747-400 Completed 5230 km
2026-08-20 05:24 UTC SIA7921 HKG → ?
Hong Kong → ?
 9V-SFO Boeing 747-400 Completed 3317 km
2026-08-19 15:20 UTC SIA7921 ANC → HKG
Anchorage → Hong Kong
 9V-SFO Boeing 747-400 Completed 12428 km
2026-08-19 07:09 UTC SIA7921 DFW → ANC
Dallas-Fort Worth → Anchorage
 9V-SFO Boeing 747-400 Completed 7835 km
2026-08-13 05:41 UTC SIA7921 MFM → SIN
Macau → Singapore
 9V-SFI Boeing 747-400 Completed ~5958 km est. (2623 km recorded)
2026-08-12 15:04 UTC SIA7921 ANC → HKG
Anchorage → Hong Kong
 9V-SFI Boeing 747-400 Completed 9087 km
2026-08-12 07:10 UTC SIA7921 DFW → ANC
Dallas-Fort Worth → Anchorage
 9V-SFI Boeing 747-400 Completed 7266 km

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