flight-status
Singapore Airlines Singapore Airlines

SQ421 Flight status

According to Trip.com’s latest record on status for Singapore Airlines flight SQ421 from Mumbai to Singapore (BOM-SIN): Flight SQ421 has safely landed at Singapore Changi Airport (SIN) 19:47 (local time), about 3m early.
Wed, Nov 11
Thu, Nov 12
Fri, Nov 13
BOM-SIN

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Arrived
The flight has arrived 5m early
Mumbai(BOM)
12:39
Scheduled: 11:50, Nov 11
Chhatrapati Shivaji Maharaj International Airport T2
173106C5-5199-4134-A176-6296CB3DA377 5h 30m
Singapore(SIN)
19:45
Scheduled: 19:50, Nov 11
Singapore Changi Airport T3
Check-in Counter
H,P
Boarding Gate
73
Arrival Gate
B2
Baggage
45
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BOM-SIN

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Arrived
The flight has arrived 3m early
Mumbai(BOM)
12:29
Scheduled: 11:50, Nov 12
Chhatrapati Shivaji Maharaj International Airport T2
173106C5-5199-4134-A176-6296CB3DA377 5h 30m
Singapore(SIN)
19:47
Scheduled: 19:50, Nov 12
Singapore Changi Airport T3
Check-in Counter
H,P
Boarding Gate
73
Arrival Gate
B9
Baggage
47
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BOM-SIN

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Scheduled
Your flight will depart on time.
Mumbai(BOM)
11:50
Scheduled: 11:50, Nov 13
Chhatrapati Shivaji Maharaj International Airport T2
173106C5-5199-4134-A176-6296CB3DA377 5h 30m
Singapore(SIN)
19:50
Scheduled: 19:50, Nov 13
Singapore Changi Airport
Check-in Counter
H,P
Boarding Gate
--
Arrival Gate
--
Baggage
--
Show more
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Information provided by VariFlight For real-time updates, please check airport displays or contact your airline. You can also explore more flights from Mumbai to Singapore or track other flights with our flight status tracker.

Track the Previous Flight Status: Landed at Mumbai

SQ422
|
Singapore (SIN) Mumbai (BOM)
Scheduled: 10:35
|
8m early
fake text

SQ421 Aircraft Details

According to Trip.com real-time data, the SQ421 flight from Mumbai to Singapore on 11/12/2026 is operated using the aircraft model Boeing 787. This aircraft has been in service for 2y, 2m. The aircraft has 337 seats.
flight status
Boeing 787
Punctuality (Departure)
10 %
Punctuality (Arrival)
80 %
Late on average
10 minutes
Age
2y, 2m
Seats
337
Flight Distance
--

Flight History for SQ421

Trip.com historical records show that the last SQ421 flight departed on Wed, Nov 11 from BOM at approximately 12:39. This flight is expected to arrrive in SIN at 19:45.
Date Airport Aircraft Model Departure Arrival Status
Departure Arrival
Sat, Nov 7 Mumbai (BOM) Singapore (SIN) B78X 13:23 20:30 Arrived
Sun, Nov 8 Mumbai (BOM) Singapore (SIN) B78X 12:56 20:06 Arrived
Mon, Nov 9 Mumbai (BOM) Singapore (SIN) B78X 12:18 19:27 Arrived
Tue, Nov 10 Mumbai (BOM) Singapore (SIN) B78X 12:45 19:47 Arrived
Wed, Nov 11 Mumbai (BOM) Singapore (SIN) B78X 12:39 19:45 Arrived
Thu, Nov 12 Mumbai (BOM) Singapore (SIN) B78X 12:29 19:47 Arrived
Fri, Nov 13 Mumbai (BOM) Singapore (SIN) B78X 11:50 19:50 Scheduled

SQ421 On-Time Performance

Based on the average performance of this flight over the last 30 trips, the on-time departure rate of SQ421 is 10% (Late on average 53 minutes), and the on-time arrival rate is 80% (Late on average 10 minutes).

On-Time Departures
Punctuality
10 %
Late on average 53 minutes
Early
0 %
On time
10 %
30 mins late
57 %
60 mins late
23 %
90 mins late
10 %
Cancelled
1 %
On-Time Arrivals
Punctuality
80 %
Late on average 10 minutes
Early
40 %
On time
40 %
30 mins late
13 %
60 mins late
7 %
90 mins late
0 %
Cancelled
1 %

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Flight FAQs

  • What is the current status of flight sq421?

    Flight sq421 has arrived (status: Arrived). Actual arrival 19:47 (updated Nov 12, 2026).
  • Flight sq421 has arrived (status: Arrived). Actual arrival was 19:47; follow airport screens for the baggage carousel.
  • Flight sq421 is scheduled to depart at 11:50. The latest actual or estimated departure time is 12:29, and the current status is Arrived (updated Nov 12, 2026).
  • Flight sq421 is scheduled to arrive at 19:50. The latest estimated or actual arrival time is 19:47. Status is Arrived as of Nov 12, 2026.
  • For flight sq421, the departure terminal is T2 and the boarding gate is 73. Gate assignments can change at short notice—confirm on airport screens before heading to security.
  • After arrival, baggage for flight sq421 is expected at carousel 47 in terminal T3. Carousel numbers are assigned close to landing and may change—follow airport signs on arrival.
  • Flight sq421 is operated by Singapore Airlines from Mumbai (BOM) to Singapore (SIN). Typical flight time is about 5 hours 30 minutes; operating days may include Thursday.
  • Track flight sq421 on this Trip.com status page for live departure, arrival, gate and baggage updates. For push alerts on the go, open the same flight in the Trip.com App and turn on flight notifications.
  • If sq421 is delayed or canceled, first confirm the latest status here (Arrived, updated Nov 12, 2026). Contact Singapore Airlines or your booking channel for rebooking or refund options, and check Trip.com Manage Booking if you booked on Trip.com.
  • Flight sq421 has already left Mumbai and completed its journey. Departure was 12:29; actual arrival 19:47.
  • Flight sq421 usually flies a Boeing 787 with seat layout 3-3-3. Layouts can differ by aircraft subtype and cabin product—confirm your seat map in Manage Booking after you purchase.

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Arrival Info: Singapore Weather & Current Time

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Mostly cloudy
|
26°C - 33°C
Weather forecast for your arrival day
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2.5 hour time difference
Time on arrival: Mumbai 17:17 | Singapore 19:47

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