ALK172

For travellers

Departure · Bangalore (BLR)

Terminal 2 · Gate C2

Scheduled 21 Sep 21:20 · Estimated 21 Sep 21:20

Board status: Departed

Airborne since 21 Sep 21:28 (ADS-B)

Board data from blr, updated 14575 min ago; times local to each airport.

Flight

Status

Incomplete (signal lost)

Departure

Kempegowda International Airport (BLR) — Bangalore, India

Scheduled departure

2026-09-21 15:50 UTC

Departed

2026-09-21 15:58 UTC

Arrival

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

Also flies as

UL172

Distance flown

414 km

Straight-line distance

710 km

Aircraft

Registration

4R-ABO

Type

Airbus A320 233

Seats

136 total (120 Economy, 16 Business)

Altitude & speed

Max altitude

35,000 ft

Max ground speed

470 kt

Tracked

45m · 412 km

Altitude (ft, max 35,000)

Ground speed (kt, max 470)

Altitude (ft, max 35,000)

Ground speed (kt, max 470)

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 15:47 UTC	ALK172	BLR → CMB Bangalore → Colombo	4R-ABO	Airbus A320 233	Completed (landing confirmed by airport data)	~782 km est. (410 km recorded)
2026-09-27 16:42 UTC	ALK172	BLR → CMB Bangalore → Colombo	4R-MRE	Airbus A320 233	Incomplete (signal lost)	~786 km est. (307 km recorded)
2026-09-25 16:01 UTC	ALK172	BLR → CMB Bangalore → Colombo	4R-MRE	Airbus A320 233	Incomplete (signal lost)	~785 km est. (321 km recorded)
2026-09-21 15:58 UTC	ALK172	BLR → CMB Bangalore → Colombo	4R-ABO	Airbus A320 233	Incomplete (signal lost)	~860 km est. (414 km recorded)
2026-09-20 16:06 UTC	ALK172	BLR → TRZ Bangalore → Tiruchirappally	4R-ANF	Airbus A321 Neo	Completed	373 km
2026-09-18 15:45 UTC	ALK172	BLR → CMB Bangalore → Colombo	4R-ANA	Airbus A320 Neo	Incomplete (signal lost)	~802 km est. (414 km recorded)
2026-09-14 16:35 UTC	ALK172	BLR → CMB Bangalore → Colombo	4R-ABL	Airbus A320 233	Incomplete (signal lost)	~802 km est. (419 km recorded)
2026-09-13 17:36 UTC	ALK172	BLR → CMB Bangalore → Colombo	4R-MRE	Airbus A320 233	Incomplete (signal lost)	~831 km est. (398 km recorded)
2026-09-11 15:55 UTC	ALK172	BLR → CMB Bangalore → Colombo	4R-ABL	Airbus A320 233	Incomplete (signal lost)	~807 km est. (418 km recorded)
2026-09-07 16:02 UTC	ALK172	BLR → CMB Bangalore → Colombo	4R-ABS	Airbus A320 233	Incomplete (signal lost)	~842 km est. (441 km recorded)
2026-09-06 16:29 UTC	ALK172	BLR → CMB Bangalore → Colombo	4R-ABS	Airbus A320 233	Incomplete (signal lost)	~809 km est. (425 km recorded)
2026-09-04 16:01 UTC	ALK172	BLR → CMB Bangalore → Colombo	4R-ANB	Airbus A320 Neo	Incomplete (signal lost)	692 km
2026-08-31 16:16 UTC	ALK172	BLR → CMB Bangalore → Colombo	4R-ABS	Airbus A320 233	Completed	677 km
2026-08-30 16:07 UTC	ALK172	BLR → CMB Bangalore → Colombo	4R-ANA	Airbus A320 Neo	Completed	682 km
2026-08-28 16:17 UTC	ALK172	BLR → IXM Bangalore → Madurai	4R-ABN	Airbus A320 233	Completed	~946 km est. (653 km recorded)
2026-08-24 16:28 UTC	ALK172	BLR → IXM Bangalore → Madurai	4R-ABL	Airbus A320 233	Completed	~1027 km est. (707 km recorded)
2026-08-23 16:10 UTC	ALK172	BLR → IXM Bangalore → Madurai	4R-ANB	Airbus A320 Neo	Completed	~997 km est. (687 km recorded)
2026-08-21 16:07 UTC	ALK172	BLR → IXM Bangalore → Madurai	4R-ABS	Airbus A320 233	Completed	~1082 km est. (786 km recorded)
2026-08-17 15:44 UTC	ALK172	BLR → ? Bangalore → ?	4R-ABN	Airbus A320 233	Completed	560 km
2026-08-16 15:46 UTC	ALK172	BLR → ? Bangalore → ?	4R-ABT	Airbus A320 233	Completed	505 km
2026-08-14 17:05 UTC	ALK172	BLR → IXM Bangalore → Madurai	4R-ABL	Airbus A320 233	Completed	~1031 km est. (574 km recorded)