Singapore Airlines SQ321 Flight Status
Based on Trip.com’s real-time data, the SQ321 flight operated by Singapore Airlines on Nov 11, 2026 is scheduled to fly from London (LHR) to Singapore (SIN). The flight is expected to depart at 21:45 (local time in London, UTC+0) and land at 18:35 (local time in Singapore, UTC+8) .
Tue, Nov 10
Wed, Nov 11
Thu, Nov 12
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Arrived
The flight has arrived 32m early
13h 15m
Check-in Counter
A
Boarding Gate
B38
Arrival Gate
C22
Baggage
14
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Scheduled
Your flight will depart on time.
13h 15m
Check-in Counter
A
Boarding Gate
--
Arrival Gate
--
Baggage
--
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Scheduled
Your flight will depart on time.
13h 15m
Check-in Counter
A
Boarding Gate
--
Arrival Gate
--
Baggage
--
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SQ321 Aircraft Details
According to Trip.com real-time data, the SQ321 flight flying from London to Singapore on 11/11/2026 is operated by the aircraft model Boeing 777-300ER. This aircraft has been in service for 16y, 6m. The aircraft is equipped with Up to 316 seats.
Boeing 777-300ER
Punctuality (Departure)
97
%
Punctuality (Arrival)
100
%
Early on average
28 minutes
Age
16y, 6m
Seats
Up to 316
Distance
--
Economy
Premium Economy
Business
First
Onboard Amenities
Meal included
Seatback entertainment system
Wi-Fi (free)
USB port and power outlet
Seating Plan
81 cm
More legroom than on 36% of flights
48 cm
Seat width better than on 55% of flights
110°
Reclining Angle
3-3-3
Seat layout example
Onboard Amenities
Meal included
Seatback entertainment system
Wi-Fi (free)
USB port and power outlet
Seating Plan
97 cm
Legroom
50 cm
Seat width
135°
Reclining Angle
2-4-2
Seat layout example
Onboard Amenities
Meal included
Seatback entertainment system
Wi-Fi (free)
USB port and power outlet
Seating Plan
130 cm
Legroom
76 cm
Seat width better than on 67% of flights
180°
Reclining Angle
Fully reclinable
1-2-1
Seat layout example
Onboard Amenities
Meal included
Seatback entertainment system
Wi-Fi (free)
USB port and power outlet
Seating Plan
180 cm
Legroom
89 cm
Seat width better than on 38% of flights
180°
Reclining Angle
Fully reclinable
1-2-1
Seat layout example
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Flight History for SQ321
Trip.com historical records show that the last SQ321 flight departed on Tue, Nov 10 from LHR at approximately 22:03. This flight is expected to arrrive in SIN at 18:28.
| Date | Airport | Aircraft Type | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Fri, Nov 6 | London (LHR) | Singapore (SIN) | B77W | 21:57 | 18:21 | Arrived |
| Sat, Nov 7 | London (LHR) | Singapore (SIN) | B77W | 21:58 | 18:46 | Arrived |
| Sun, Nov 8 | London (LHR) | Singapore (SIN) | B77W | 21:57 | 18:16 | Arrived |
| Mon, Nov 9 | London (LHR) | Singapore (SIN) | B77W | 21:58 | 18:02 | Arrived |
| Tue, Nov 10 | London (LHR) | Singapore (SIN) | B77W | 22:03 | 18:28 | Arrived |
| Wed, Nov 11 | London (LHR) | Singapore (SIN) | B77W | 21:45 | 18:35 | Scheduled |
| Thu, Nov 12 | London (LHR) | Singapore (SIN) | B77W | 21:45 | 19:00 | Scheduled |
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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 97% (Late on average 8 minutes), and the on-time arrival rate is 100% (Early on average 28 minutes).
On-Time Departures
Punctuality
97
%
Late on average
8 minutes
Early
10
%
On time
87
%
30 mins late
3
%
60 mins late
0
%
90 mins late
0
%
Cancelled
1
%
On-Time Arrivals
Punctuality
100
%
Early on average
28 minutes
Early
87
%
On time
13
%
30 mins late
0
%
60 mins late
0
%
90 mins late
0
%
Cancelled
1
%
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Frequently Asked Questions
What is the current status of flight sq321?
Flight sq321 has not departed yet and is currently on schedule. Scheduled departure 21:45, arrival 19:00 (updated Nov 11, 2026).Is flight sq321 on time today?
Flight sq321 has not departed yet and is currently on schedule. Scheduled departure is 21:45, with arrival at 19:00. 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 21:45. The latest actual or estimated departure time is 21:45, and the current status is Scheduled (updated Nov 11, 2026).When is flight sq321 scheduled to arrive?
Flight sq321 is scheduled to arrive at 19:00. The latest estimated or actual arrival time is 18:35. Status is Scheduled as of Nov 11, 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 hours15 minutes; operating days may include Wednesday.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 Nov 11, 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 21:45.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.
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Destination Info: Singapore Weather & Time
Mostly cloudy
|
26°C - 33°C
Expected weather conditions upon arrival
8 hour time difference
Time on arrival: London 10:35
|
Singapore 18:35
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