| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Sep 11 | BOM | SIN | 11:45 | 19:50 |
Scheduled
|
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| Sep 10 | BOM | SIN | 14:09 | 21:47 |
Delayed
|
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| Sep 09 | BOM | SIN | 12:14 | 19:49 |
Landed
|
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| Sep 08 | BOM | SIN | 12:07 | 19:38 |
Landed
|
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| Sep 07 | BOM | SIN | 12:08 | 19:29 |
Landed
|
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| Sep 06 | BOM | SIN | 12:11 | 19:36 |
Landed
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| Sep 05 | BOM | SIN | 12:14 | 19:43 |
Landed
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| Sep 04 | BOM | SIN | 12:51 | 20:16 |
Landed Late
|
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| Sep 03 | BOM | SIN | 12:29 | 19:47 |
Landed
|
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| Sep 02 | BOM | SIN | 12:03 | 19:24 |
Landed
|
Track > |
Singapore Airlines Flight SQ421 connects Mumbai, India to Singapore, Singapore, taking off from Mumbai Chhatrapati Shivaji International Airport BOM and landing at Singapore Changi Airport SIN.
How long is the SQ421 flight from Mumbai to Singapore?
The average flight time from Mumbai to Singapore is 4 hours and 57 minutes. The flight distance is 3922 km / 2437 miles and the average flight speed is 784 km/h / 487 mph.
How many SQ421 flights are operated per week?
7 flights per week. The flight SQ421 is operated on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday.
What is the On-Time Performance (OTP) of Singapore Airlines Flight SQ421 Mumbai to Singapore?
The Airportia On-Time Performance Rating for Singapore Airlines Flight SQ421 is 4.8/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight SQ421 arriving at?
Flight SQ421 arrives at Singapore Changi Airport (SIN) Terminal 2.
When was the latest SQ421 flight?
The latest flight took off on Thursday, September 10th, 2026 with the flight status being En-Route on 21:47.
How else can the flight SQ421 be referenced as?
This Singapore Airlines flight can also be referenced as SIA421, SQ0421, SQ 421, SIA 421.
How often is flight SQ421 delayed?
On average, 20% of all SQ421 flights are delayed. The average delay is 71 minutes.
See our SQ421 Flight Tracker above for more details.
Flight SQ421 is code-shared by 5 airlines using the flight numbers AC5902, AI8291, NH6285, NZ3201, VA5621
Other flights departing from Mumbai BOM: 6E5178, QO324, QP1835, 6E1
Other flights arriving at Singapore SIN: WY891, SQ961, SQ121, SQ137
All flights connecting Mumbai BOM to Singapore SIN.
