What is the current status of flight sq421?

Flight sq421 is delayed by about 38 minutes (status: Delayed). Latest estimated departure/arrival: 12:23 / 19:44 (updated Oct 22, 2026).

Is flight sq421 on time today?

Flight sq421 is delayed by about 38 minutes (status: Delayed). The latest estimated departure/arrival times are 12:23 / 19:44. Watch for gate changes.

Has flight sq421 departed yet? What is the departure time?

Flight sq421 is scheduled to depart at 11:45. The latest actual or estimated departure time is 12:23, and the current status is Delayed (updated Oct 22, 2026).

When is flight sq421 scheduled to arrive?

Flight sq421 is scheduled to arrive at 19:50. The latest estimated or actual arrival time is 19:44. Status is Delayed as of Oct 22, 2026.

What is the gate information for flight sq421?

For flight sq421, the departure terminal is T2 and the boarding gate is 75. Gate assignments can change at short notice—confirm on airport screens before heading to security.

What route does flight sq421 fly?

Flight sq421 is operated by Singapore Airlines from Mumbai (BOM) to Singapore (SIN). Typical flight time is about 5 hours 35 minutes; operating days may include Thursday.

How can I check real-time status for flight sq421?

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 flight sq421 is delayed or canceled, what should I do?

If sq421 is delayed or canceled, first confirm the latest status here (Delayed, updated Oct 22, 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.

Has flight sq421 departed from Mumbai?

Flight sq421 has not left Mumbai (BOM) yet and is delayed by about 38 minutes. Latest estimated departure: 12:23.

What is the seat configuration for flight sq421?

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.

Singapore Airlines

SQ421 Flight status

According to Trip.com real-time data, the SQ421 flight operated by Singapore Airlines on Oct 22, 2026, scheduled to fly from Mumbai (BOM) to Singapore (SIN), has a change in flight status: the original departure time has been delayed, and the new departure time is 12:23 , with a new arrival time of 19:44 (local time in Singapore, UTC+8) . Trip.com will continue to provide the latest updates on this flight.

Wed, Oct 21

Thu, Oct 22

BOM-SIN

Access more flight status info on the Trip.com app

Arrived

The flight has arrived 19m early

Mumbai(BOM)

12:20

Scheduled: 11:45, Oct 21

Chhatrapati Shivaji Maharaj International Airport T2

5h 35m

Singapore(SIN)

19:31

Scheduled: 19:50, Oct 21

Singapore Changi Airport T3

Check-in Counter

H,P

Boarding Gate

Arrival Gate

Baggage

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BOM-SIN

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Delayed

Your flight is about 38m late

Mumbai(BOM)

12:23

Scheduled: 11:45, Oct 22

Chhatrapati Shivaji Maharaj International Airport T2

5h 35m

Singapore(SIN)

19:44

Scheduled: 19:50, Oct 22

Singapore Changi Airport T2

Check-in Counter

H,P

Boarding Gate

Arrival Gate

E12

Baggage

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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.

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Singapore

Flights from Mumbai to Singapore

SQ421

SQ421 Aircraft Details

According to Trip.com real-time data, the SQ421 flight from Mumbai to Singapore on 10/22/2026 is operated using the aircraft model Boeing 787. This aircraft has been in service for 5y, 6m. The aircraft has 337 seats.

Boeing 787

Punctuality (Departure)

33 %

Punctuality (Arrival)

90 %

Early on average

4 minutes

Age

5y, 6m

Seats

337

Flight Distance

Economy

Business

In-Flight Services

Meal included

Seatback entertainment system

Wi-Fi (free)

USB port and power outlet

Seat Information

81 cm

More legroom than on 80% of flights

48 cm

Seat width better than on 80% of flights

100°

Reclining Angle

3-3-3

Seat layout example

In-Flight Services

Meal included

Seatback entertainment system

Wi-Fi (free)

USB port and power outlet

Seat Information

152 cm

Legroom

71 cm

Seat width

180°

Reclining Angle Fully reclinable

1-2-1

Seat layout example

Flight History for SQ421

Trip.com historical records show that the last SQ421 flight departed on Wed, Oct 21 from BOM at approximately 12:20. This flight is expected to arrrive in SIN at 19:31.

Date	Airport		Aircraft Model	Departure	Arrival	Status
Date	Departure	Arrival	Aircraft Model	Departure	Arrival	Status
Fri, Oct 16	Mumbai (BOM)	Singapore (SIN)	B78X	12:56	20:21	Arrived
Sat, Oct 17	Mumbai (BOM)	Singapore (SIN)	B78X	12:36	19:57	Arrived
Sun, Oct 18	Mumbai (BOM)	Singapore (SIN)	B78X	12:45	20:02	Arrived
Mon, Oct 19	Mumbai (BOM)	Singapore (SIN)	B78X	12:19	19:40	Arrived
Tue, Oct 20	Mumbai (BOM)	Singapore (SIN)	B78X	12:23	19:48	Arrived
Wed, Oct 21	Mumbai (BOM)	Singapore (SIN)	B78X	12:20	19:31	Arrived
Thu, Oct 22	Mumbai (BOM)	Singapore (SIN)	B78X	12:23	19:44	Delayed

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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 33% (Late on average 38 minutes), and the on-time arrival rate is 90% (Early on average 4 minutes).

On-Time Departures

Punctuality

33 %

Late on average 38 minutes

Early

0 %

On time

33 %

30 mins late

53 %

60 mins late

13 %

90 mins late

0 %

Cancelled

0 %

On-Time Arrivals

Punctuality

90 %

Early on average 4 minutes

Early

67 %

On time

23 %

30 mins late

10 %

60 mins late

0 %

90 mins late

0 %

Cancelled

0 %

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Flight FAQs

What is the current status of flight sq421?
Flight sq421 is delayed by about 38 minutes (status: Delayed). Latest estimated departure/arrival: 12:23 / 19:44 (updated Oct 22, 2026).
Is flight sq421 on time today?
Flight sq421 is delayed by about 38 minutes (status: Delayed). The latest estimated departure/arrival times are 12:23 / 19:44. Watch for gate changes.
Has flight sq421 departed yet? What is the departure time?
Flight sq421 is scheduled to depart at 11:45. The latest actual or estimated departure time is 12:23, and the current status is Delayed (updated Oct 22, 2026).
When is flight sq421 scheduled to arrive?
Flight sq421 is scheduled to arrive at 19:50. The latest estimated or actual arrival time is 19:44. Status is Delayed as of Oct 22, 2026.
What is the gate information for flight sq421?
For flight sq421, the departure terminal is T2 and the boarding gate is 75. Gate assignments can change at short notice—confirm on airport screens before heading to security.
What route does flight sq421 fly?
Flight sq421 is operated by Singapore Airlines from Mumbai (BOM) to Singapore (SIN). Typical flight time is about 5 hours 35 minutes; operating days may include Thursday.
How can I check real-time status for flight sq421?
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 flight sq421 is delayed or canceled, what should I do?
If sq421 is delayed or canceled, first confirm the latest status here (Delayed, updated Oct 22, 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.
Has flight sq421 departed from Mumbai?
Flight sq421 has not left Mumbai (BOM) yet and is delayed by about 38 minutes. Latest estimated departure: 12:23.
What is the seat configuration for flight sq421?
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.