SQ121 Singapore Airlines
SQ121 Singapore Airlines from Sepang (KUL) to Singapore (SIN): usually departs 18:35, 1 h 15 min, A359. Usual times, aircraft, on-time record and miles earned over the last 30 days.
| Route | Flights recorded | Usually departs | Usually arrives | Scheduled time | Aircraft | Within 15 min |
|---|---|---|---|---|---|---|
| KUL → SIN | 22 | 18:35 | 19:50 | 1 h 15 min | A359 | 94% of 17 graded |
Latest flights of SQ121, by local departure date
- Tue, 3 Nov 2026: KUL → SIN
- Mon, 2 Nov 2026: KUL → SIN
- Fri, 30 Oct 2026: KUL → SIN
- Thu, 29 Oct 2026: KUL → SIN
- Wed, 28 Oct 2026: KUL → SIN
About Singapore Airlines flight SQ121
Tierleap recorded 22 scheduled Singapore Airlines SQ121 flights from Kuala Lumpur International Airport (KUL) to Singapore Changi Airport (SIN) in the last 30 days. It usually leaves Sepang at 18:35 local time and arrives in Singapore at 19:50 local time, a scheduled 1 h 15 min. Aircraft types recorded: A359 (22 flights). Of 17 SQ121 flights from KUL to SIN with a final arrival time, 16 (94%) arrived no more than 15 minutes after schedule.
At Kuala Lumpur International Airport (KUL), Tierleap's gate arrival forecast (Tierleap model) has a measured error of 9.3 minutes over 122 graded flights, landing forecast (Tierleap model) has a measured error of 10.3 minutes over 215 graded flights and landing forecast (Tierleap model after takeoff) has a measured error of 4.7 minutes over 31 graded flights in the last 2 days.
At Singapore Changi Airport (SIN), Tierleap's gate arrival forecast (Tierleap model) has a measured error of 9.2 minutes over 30 graded flights and landing forecast (Tierleap model) has a measured error of 11.1 minutes over 80 graded flights in the last 2 days.
SQ121 from KUL to SIN is about 185 miles flown. On Singapore Airlines, KrisFlyer credits 93 miles in G class and up to 370 in A class, from its earning table.
On Singapore Airlines, Royal Orchid Plus credits 139 miles in H class and up to 278 in A class, from its earning table.
Questions about SQ121
What time does SQ121 depart?
From Kuala Lumpur International Airport (KUL) to Singapore Changi Airport (SIN), SQ121 usually leaves Sepang at 18:35 local time and arrives in Singapore at 19:50 local time.
How long is flight SQ121?
The scheduled time of SQ121 from KUL to SIN is 1 h 15 min, the median of the last 30 days.
What aircraft does SQ121 use?
Aircraft types recorded: A359 (22 flights).
Is SQ121 usually on time?
Of 17 SQ121 flights from KUL to SIN with a final arrival time, 16 (94%) arrived no more than 15 minutes after schedule.
How accurate is Tierleap's forecast for SQ121?
At Kuala Lumpur International Airport (KUL), Tierleap's gate arrival forecast (Tierleap model) has a measured error of 9.3 minutes over 122 graded flights, landing forecast (Tierleap model) has a measured error of 10.3 minutes over 215 graded flights and landing forecast (Tierleap model after takeoff) has a measured error of 4.7 minutes over 31 graded flights in the last 2 days. At Singapore Changi Airport (SIN), Tierleap's gate arrival forecast (Tierleap model) has a measured error of 9.2 minutes over 30 graded flights and landing forecast (Tierleap model) has a measured error of 11.1 minutes over 80 graded flights in the last 2 days.
How many KrisFlyer miles does SQ121 earn?
SQ121 from KUL to SIN is about 185 miles flown. On Singapore Airlines, KrisFlyer credits 93 miles in G class and up to 370 in A class, from its earning table.
How many Royal Orchid Plus miles does SQ121 earn?
SQ121 from KUL to SIN is about 185 miles flown. On Singapore Airlines, Royal Orchid Plus credits 139 miles in H class and up to 278 in A class, from its earning table.