| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jul 26 | BOM | SIN | 11:45 | 19:50 |
Scheduled
|
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| Jul 25 | BOM | SIN | 12:05 | 19:44 |
Landed
|
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| Jul 24 | BOM | SIN | 12:04 | 19:33 |
Landed
|
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| Jul 23 | BOM | SIN | 12:20 | 19:51 |
Landed
|
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| Jul 22 | BOM | SIN | 12:04 | 19:30 |
Landed
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| Jul 21 | BOM | SIN | 12:07 | 19:41 |
Landed
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| Jul 20 | BOM | SIN | 12:24 | 19:57 |
Landed
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| Jul 19 | BOM | SIN | 13:33 | 20:53 |
Delayed
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| Jul 18 | BOM | SIN | 12:19 | 19:45 |
Landed
|
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| Jul 17 | BOM | SIN | 13:00 | 20:26 |
Landed Late
|
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 59 minutes. The flight distance is 3922 km / 2437 miles and the average flight speed is 778 km/h / 483 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.
When was the latest SQ421 flight?
The latest flight took off on Sunday, July 26th, 2026 with the flight status being Scheduled on 19:50.
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, 40% of all SQ421 flights are delayed. The average delay is 26 minutes.
See our SQ421 Flight Tracker above for more details.
Other flights departing from Mumbai BOM: 9I623, 6E5178, QP1835, AI2419
Other flights arriving at Singapore SIN: WY891, SQ831, MU565, ZH249
All flights connecting Mumbai BOM to Singapore SIN.
