What is the current status of flight sq321?

Flight sq321 has not departed yet and is currently on schedule. Scheduled departure 22:05, arrival 18:30 (updated Sep 8, 2026).

Is flight sq321 on time today?

Flight sq321 has not departed yet and is currently on schedule. Scheduled departure is 22:05, with arrival at 18:30. Recheck gate and timing before you head to the airport.

Has flight sq321 departed yet? What is the departure time?

Flight sq321 is scheduled to depart at 22:05. The latest actual or estimated departure time is 22:05, and the current status is Scheduled (updated Sep 8, 2026).

When is flight sq321 scheduled to arrive?

Flight sq321 is scheduled to arrive at 18:30. The latest estimated or actual arrival time is 18:30. Status is Scheduled as of Sep 8, 2026.

What route does flight sq321 fly?

Flight sq321 is operated by Singapore Airlines from London (LHR) to Singapore (SIN). Typical flight time is about 13 hours 25 minutes; operating days may include Tuesday.

How can I check real-time status for flight sq321?

Track flight sq321 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 sq321 is delayed or canceled, what should I do?

If sq321 is delayed or canceled, first confirm the latest status here (Scheduled, updated Sep 8, 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 sq321 departed from London?

Flight sq321 has not departed from London (LHR) yet and is currently on schedule for 22:05.

What is the seat configuration for flight sq321?

Flight sq321 usually flies a Boeing 777-300ER 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

SQ321 Flight status

According to Trip.com real-time data, the SQ321 flight operated by Singapore Airlines on Sep 8, 2026 is scheduled to fly from London (LHR) to Singapore (SIN). The flight is expected to depart at 22:05 (local time in London, UTC+1) and land at 18:30 (local time in Singapore, UTC+8)

Mon, Sep 7

Tue, Sep 8

LON-SIN

Access more flight status info on the Trip.com app

Scheduled

Your flight will depart on time.

London(LHR)

22:05

Scheduled: 22:05, Sep 7

Heathrow Airport T2

13h 25m

Singapore(SIN)

17:54

Scheduled: 18:30, Sep 8

Singapore Changi Airport

Check-in Counter

Boarding Gate

Arrival Gate

Baggage

LON-SIN

Access more flight status info on the Trip.com app

Scheduled

Your flight will depart on time.

London(LHR)

22:05

Scheduled: 22:05, Sep 8

Heathrow Airport T2

13h 25m

Singapore(SIN)

18:30

Scheduled: 18:30, Sep 9

Singapore Changi Airport

Check-in Counter

Boarding Gate

Arrival Gate

Baggage

Information provided by VariFlight. Please refer to airport announcements for the most up-to-date information. You can also explore more flights from London to Singapore or track other flights with our flight status tracker.

Trip.com

Flights

Flights to Singapore

Cheap Flights to Singapore

Low Price Flights from London to Singapore

SQ321

SQ321 Aircraft Details

According to Trip.com real-time data, the SQ321 flight flying from London to Singapore on 9/8/2026 is operated by the aircraft model Boeing 777-300ER. This aircraft has been in service for 17y. The aircraft is equipped with Up to 316 seats.

Boeing 777-300ER

Punctuality (Departure)

90 %

Punctuality (Arrival)

97 %

Early on average

19 minutes

Age

17y

Seats

Up to 316

Flight Distance

Economy

Premium Economy

Business

First

In-Flight Services

Meal included

Seatback entertainment system

Wi-Fi (free)

USB port and power outlet

Seat Information

81 cm

More legroom than on 25% of flights

48 cm

Seat width better than on 42% of flights

110°

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

97 cm

Legroom

50 cm

Seat width

135°

Reclining Angle

2-4-2

Seat layout example

In-Flight Services

Meal included

Seatback entertainment system

Wi-Fi (free)

USB port and power outlet

Seat Information

130 cm

Legroom

76 cm

Seat width better than on 40% of flights

180°

Reclining Angle Fully reclinable

1-2-1

Seat layout example

In-Flight Services

Meal included

Seatback entertainment system

Wi-Fi (free)

USB port and power outlet

Seat Information

180 cm

Legroom

89 cm

Seat width better than on 30% of flights

180°

Reclining Angle Fully reclinable

1-2-1

Seat layout example

Flight History for SQ321

Trip.com historical records show that the last SQ321 flight departed on Mon, Sep 7 from LHR at approximately 22:05. This flight is expected to arrrive in SIN at 17:54.

Date	Airport		Aircraft Model	Departure	Arrival	Status
Date	Departure	Arrival	Aircraft Model	Departure	Arrival	Status
Wed, Sep 2	London (LHR)	Singapore (SIN)	B77W	22:14	17:49	Arrived
Thu, Sep 3	London (LHR)	Singapore (SIN)	B77W	22:13	17:59	Arrived
Fri, Sep 4	London (LHR)	Singapore (SIN)	B77W	22:29	18:02	Arrived
Sat, Sep 5	London (LHR)	Singapore (SIN)	B77W	22:21	17:38	Arrived
Sun, Sep 6	London (LHR)	Singapore (SIN)	B77W	22:18	18:03	Arrived
Mon, Sep 7	London (LHR)	Singapore (SIN)	B77W	22:05	17:54	Scheduled
Tue, Sep 8	London (LHR)	Singapore (SIN)	B77W	22:05	18:30	Scheduled

text.text............fake.row.text............text.........fake row ...text

Check upcoming flights with our app

SQ321 On-Time Performance

Based on the average performance of this flight over the past 30 trips, the on-time departure rate of SQ321 is 90% (Late on average 18 minutes), and the on-time arrival rate is 97% (Early on average 19 minutes).

On-Time Departures

Punctuality

90 %

Late on average 18 minutes

Early

0 %

On time

90 %

30 mins late

10 %

60 mins late

0 %

90 mins late

0 %

Cancelled

0 %

On-Time Arrivals

Punctuality

97 %

Early on average 19 minutes

Early

90 %

On time

7 %

30 mins late

3 %

60 mins late

0 %

90 mins late

0 %

Cancelled

0 %

Cheap return flights to London

Fri, Oct 9

Singapore (SIN)London (LON)

Hainan Airlines

One way

24% off

CAD 473CAD 359
Fri, Sep 18

Singapore (SIN)London (LON)

Oman Air

One way

23% off

CAD 473CAD 362
Sat, Sep 26

Singapore (SIN)London (LON)

Oman Air

One way

23% off

CAD 473CAD 365
Wed, Oct 14

Singapore (SIN)London (LON)

Hainan Airlines

One way

21% off

CAD 473CAD 373
Thu, Oct 15

Singapore (SIN)London (LON)

Hainan Airlines

One way

21% off

CAD 473CAD 373
Thu, Oct 22

Singapore (SIN)London (LON)

Hainan Airlines

One way

21% off

CAD 473CAD 373

More Cheap Flights

Flight FAQs

What is the current status of flight sq321?

Flight sq321 has not departed yet and is currently on schedule. Scheduled departure 22:05, arrival 18:30 (updated Sep 8, 2026).
Is flight sq321 on time today?

Flight sq321 has not departed yet and is currently on schedule. Scheduled departure is 22:05, with arrival at 18:30. Recheck gate and timing before you head to the airport.
Has flight sq321 departed yet? What is the departure time?

Flight sq321 is scheduled to depart at 22:05. The latest actual or estimated departure time is 22:05, and the current status is Scheduled (updated Sep 8, 2026).
When is flight sq321 scheduled to arrive?

Flight sq321 is scheduled to arrive at 18:30. The latest estimated or actual arrival time is 18:30. Status is Scheduled as of Sep 8, 2026.
What route does flight sq321 fly?

Flight sq321 is operated by Singapore Airlines from London (LHR) to Singapore (SIN). Typical flight time is about 13 hours 25 minutes; operating days may include Tuesday.
How can I check real-time status for flight sq321?

Track flight sq321 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 sq321 is delayed or canceled, what should I do?

If sq321 is delayed or canceled, first confirm the latest status here (Scheduled, updated Sep 8, 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 sq321 departed from London?

Flight sq321 has not departed from London (LHR) yet and is currently on schedule for 22:05.
What is the seat configuration for flight sq321?

Flight sq321 usually flies a Boeing 777-300ER 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.