ALK309

For travellers

Departure · Singapore (SIN)

Terminal 3 · Gate B10

Scheduled 29 Sep 20:10 · Departed 29 Sep 20:16 · +6 min

Board status: Departed

Airborne since 29 Sep 20:21 (ADS-B)

Board data from sin, updated 3029 min ago; times local to each airport.

Flight

Status

Incomplete (signal lost)

Departure

Singapore Changi Airport (SIN) — Singapore, Singapore

Scheduled departure

2026-09-29 12:10 UTC

Departed

2026-09-29 12:21 UTC

Arrival

Bandaranaike International Colombo Airport (CMB) — Colombo, Sri Lanka (scheduled)

Also flies as

UL309

Codeshares

8M5309, AY6643, HM6227, JL5732, KU6013, QF3423

Distance flown

529 km

Straight-line distance

2750 km

Aircraft

Registration

4R-ABT

Type

Airbus A320 233

Seats

162 total (150 Economy, 12 Business) (typical for type, not this tail)

Altitude & speed

Max altitude

36,025 ft

Max ground speed

476 kt

Tracked

55m · 526 km

Altitude (ft, max 36,025)

Ground speed (kt, max 476)

Altitude (ft, max 36,025)

Ground speed (kt, max 476)

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

SriLankan Airlines (ALK)

Latest flights

Departed	Flight	Route	Reg	Aircraft	Status	Distance
2026-10-02 12:25 UTC	ALK309	SIN → CMB Singapore → Colombo	4R-ALH	AIRBUS INDUSTRIE A330 201	Completed (landing confirmed by airport data)	~2873 km est. (651 km recorded)
2026-10-01 12:45 UTC	ALK309	SIN → CMB Singapore → Colombo	4R-ALH	AIRBUS INDUSTRIE A330 201	Incomplete (signal lost)	~2868 km est. (528 km recorded)
2026-09-30 20:23 UTC	ALK309	XXN → SIN Riyadh → Singapore	4R-ALH	AIRBUS INDUSTRIE A330 201	Completed	6918 km
2026-09-30 12:32 UTC	ALK309	SIN → CMB Singapore → Colombo	4R-ABO	Airbus A320 233	Incomplete (signal lost)	~2850 km est. (583 km recorded)
2026-09-29 12:21 UTC	ALK309	SIN → CMB Singapore → Colombo	4R-ABT	Airbus A320 233	Incomplete (signal lost)	~2842 km est. (529 km recorded)
2026-09-28 12:17 UTC	ALK309	SIN → ? Singapore → ?	4R-ABN	Airbus A320 233	Incomplete (signal lost)	582 km
2026-09-27 12:44 UTC	ALK309	SIN → ? Singapore → ?	4R-ALT	AIRBUS INDUSTRIE A330 322	Incomplete (signal lost)	473 km
2026-09-26 13:01 UTC	ALK309	SIN → ? Singapore → ?	4R-ALT	AIRBUS INDUSTRIE A330 322	Incomplete (signal lost)	646 km
2026-09-25 12:27 UTC	ALK309	SIN → ? Singapore → ?	4R-ALS	AIRBUS INDUSTRIE A330 201	Incomplete (signal lost)	651 km
2026-09-25 05:09 UTC	ALK309	SIN → SIN Singapore → Singapore	4R-ALS	AIRBUS INDUSTRIE A330 201	Completed	3215 km
2026-09-24 12:05 UTC	ALK309	SIN → ? Singapore → ?	4R-ALQ	AIRBUS INDUSTRIE A330 322	Incomplete (signal lost)	661 km
2026-09-23 12:20 UTC	ALK309	SIN → ? Singapore → ?	4R-ALH	AIRBUS INDUSTRIE A330 201	Incomplete (signal lost)	626 km
2026-09-21 12:41 UTC	ALK309	SIN → ? Singapore → ?	4R-ABL	Airbus A320 233	Incomplete (signal lost)	511 km
2026-09-20 17:47 UTC	ALK309	SIN → ? Singapore → ?	4R-ALH	AIRBUS INDUSTRIE A330 201	Incomplete (signal lost)	47 km
2026-09-19 12:06 UTC	ALK309	SIN → ? Singapore → ?	4R-ALT	AIRBUS INDUSTRIE A330 322	Incomplete (signal lost)	680 km
2026-09-18 12:23 UTC	ALK309	SIN → ? Singapore → ?	4R-ALH	AIRBUS INDUSTRIE A330 201	Incomplete (signal lost)	589 km
2026-09-17 12:19 UTC	ALK309	SIN → ? Singapore → ?	4R-ALS	AIRBUS INDUSTRIE A330 201	Incomplete (signal lost)	629 km
2026-09-16 12:02 UTC	ALK309	SIN → ? Singapore → ?	4R-ALT	AIRBUS INDUSTRIE A330 322	Incomplete (signal lost)	676 km
2026-09-15 13:12 UTC	ALK309	SIN → ? Singapore → ?	4R-ABL	Airbus A320 233	Incomplete (signal lost)	686 km
2026-09-14 12:17 UTC	ALK309	SIN → ? Singapore → ?	4R-ABT	Airbus A320 233	Incomplete (signal lost)	621 km
2026-09-13 12:21 UTC	ALK309	SIN → ? Singapore → ?	4R-ALH	AIRBUS INDUSTRIE A330 201	Incomplete (signal lost)	650 km
2026-09-12 12:42 UTC	ALK309	SIN → ? Singapore → ?	4R-ALH	AIRBUS INDUSTRIE A330 201	Incomplete (signal lost)	693 km
2026-09-11 12:15 UTC	ALK309	SIN → ? Singapore → ?	4R-ALH	AIRBUS INDUSTRIE A330 201	Incomplete (signal lost)	715 km
2026-09-10 12:41 UTC	ALK309	SIN → ? Singapore → ?	4R-ALT	AIRBUS INDUSTRIE A330 322	Incomplete (signal lost)	675 km
2026-09-09 12:10 UTC	ALK309	SIN → ? Singapore → ?	4R-ALT	AIRBUS INDUSTRIE A330 322	Incomplete (signal lost)	676 km
2026-09-08 12:30 UTC	ALK309	SIN → ? Singapore → ?	4R-ABT	Airbus A320 233	Incomplete (signal lost)	443 km
2026-09-07 12:09 UTC	ALK309	SIN → ? Singapore → ?	4R-ABT	Airbus A320 233	Incomplete (signal lost)	793 km
2026-09-06 12:36 UTC	ALK309	SIN → ? Singapore → ?	4R-ALT	AIRBUS INDUSTRIE A330 322	Incomplete (signal lost)	2886 km
2026-09-05 12:49 UTC	ALK309	SIN → ? Singapore → ?	4R-ALH	AIRBUS INDUSTRIE A330 201	Incomplete (signal lost)	645 km
2026-09-04 12:25 UTC	ALK309	SIN → ? Singapore → ?	4R-ALS	AIRBUS INDUSTRIE A330 201	Incomplete (signal lost)	640 km
2026-09-03 12:22 UTC	ALK309	SIN → ? Singapore → ?	4R-ALH	AIRBUS INDUSTRIE A330 201	Incomplete (signal lost)	2936 km
2026-09-02 12:19 UTC	ALK309	SIN → ? Singapore → ?	4R-ALH	AIRBUS INDUSTRIE A330 201	Incomplete (signal lost)	647 km
2026-09-01 12:11 UTC	ALK309	SIN → ? Singapore → ?	4R-ABT	Airbus A320 233	Completed	647 km
2026-08-31 12:10 UTC	ALK309	SIN → ? Singapore → ?	4R-ABT	Airbus A320 233	Completed	566 km
2026-08-30 12:22 UTC	ALK309	SIN → ? Singapore → ?	4R-ALH	AIRBUS INDUSTRIE A330 201	Completed	612 km
2026-08-29 12:57 UTC	ALK309	SIN → ? Singapore → ?	4R-ALP	AIRBUS INDUSTRIE A330 322	Completed	667 km
2026-08-28 12:33 UTC	ALK309	SIN → ? Singapore → ?	4R-ALS	AIRBUS INDUSTRIE A330 201	Completed	679 km
2026-08-27 12:49 UTC	ALK309	SIN → ? Singapore → ?	4R-ALN	AIRBUS INDUSTRIE A330 322	Completed	741 km
2026-08-26 13:06 UTC	ALK309	? → ?	4R-ALT	AIRBUS INDUSTRIE A330 322	Incomplete (signal lost)	338 km
2026-08-25 12:31 UTC	ALK309	SIN → ? Singapore → ?	4R-ABT	Airbus A320 233	Completed	636 km
2026-08-24 12:33 UTC	ALK309	SIN → BKK Singapore → Bangkok	4R-ANA	Airbus A320 Neo	Completed	~2024 km est. (612 km recorded)
2026-08-23 12:39 UTC	ALK309	SIN → XXN Singapore → Riyadh	4R-ALT	AIRBUS INDUSTRIE A330 322	Completed	~6937 km est. (3011 km recorded)
2026-08-22 12:26 UTC	ALK309	SIN → ? Singapore → ?	4R-ALT	AIRBUS INDUSTRIE A330 322	Completed	3207 km
2026-08-21 14:47 UTC	ALK309	SIN → MEL Singapore → Melbourne	4R-ALP	AIRBUS INDUSTRIE A330 322	Completed	~7360 km est. (789 km recorded)
2026-08-20 12:32 UTC	ALK309	SIN → MEL Singapore → Melbourne	4R-ALN	AIRBUS INDUSTRIE A330 322	Completed	~5182 km est. (1936 km recorded)
2026-08-19 12:36 UTC	ALK309	SIN → ? Singapore → ?	4R-ALM	AIRBUS INDUSTRIE A330 322	Completed	3797 km
2026-08-18 12:52 UTC	ALK309	SIN → ? Singapore → ?	4R-ABL	Airbus A320 233	Completed	5557 km
2026-08-17 12:29 UTC	ALK309	SIN → ? Singapore → ?	4R-ABO	Airbus A320 233	Completed	809 km
2026-08-16 12:31 UTC	ALK309	SIN → ? Singapore → ?	4R-ABL	Airbus A320 233	Completed	1034 km
2026-08-15 12:49 UTC	ALK309	SIN → ? Singapore → ?	4R-ALM	AIRBUS INDUSTRIE A330 322	Completed	807 km