Singapore Airlines SQ4921 Flight Status
According to Trip.com real-time data, the SQ4921 flight operated by Singapore Airlines on Sep 21, 2026, flying from New Delhi (DEL) to London (LHR), departed at 02:30 and is expected to arrive at 08:04 (local time in London, UTC+1) and land at Heathrow Airport (LHR).
Sun, Sep 20
Mon, Sep 21
Tue, Sep 22
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Arrived
The flight has arrived 8m late
11h 5m
Check-in Counter
--
Boarding Gate
20
Arrival Gate
--
Baggage
8
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En route
Your flight has departed New Delhi and is expected to arrive in London at 08:04.
11h 5m
Check-in Counter
--
Boarding Gate
12
Arrival Gate
--
Baggage
--
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Scheduled
Your flight will depart on time.
11h 5m
Check-in Counter
--
Boarding Gate
24
Arrival Gate
--
Baggage
--
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Information provided by VariFlight For real-time updates, please check airport displays or contact your airline.
SQ4921 Aircraft Details
According to Trip.com real-time data, the SQ4921 flight flying from New Delhi to London on 9/21/2026 is operated by the aircraft model Airbus A350-900. This aircraft has been in service for 2y, 6m. The aircraft is equipped with 316 seats.
Airbus A350-900
Punctuality (Departure)
0%
Punctuality (Arrival)
87%
Late on average
13 minutes
Age
2y, 6m
Seats
316
Flight Distance
--
Economy
Business
Premium Economy
In-Flight Services
Meal included
Seatback entertainment system
Wi-Fi (additional charge)
USB port and power outlet
Seat Information
81 cm
More legroom than on 67% of flights
46 cm
Seat width better than on 83% of flights
110°
Reclining Angle
3-3-3
Seat layout example
In-Flight Services
Meal included
Seatback entertainment system
Wi-Fi (additional charge)
USB port and power outlet
Seat Information
122 cm
More legroom than on 8% of flights
71 cm
Seat width better than on 67% of flights
180°
Reclining Angle Fully reclinable
1-2-1
Seat layout example
In-Flight Services
Meal included
Seatback entertainment system
Wi-Fi (additional charge)
USB port and power outlet
Seat Information
99 cm
More legroom than on 82% of flights
51 cm
Seat width better than on 64% of flights
120°
Reclining Angle
2-4-2
Seat layout example
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Flight History for SQ4921
Trip.com historical records show that the last SQ4921 flight departed on Sun, Sep 20 from DEL at approximately 01:57. This flight is expected to arrrive in LHR at 07:38.
| Date | Airport | Aircraft Model | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Thu, Sep 17 | New Delhi (DEL) | London (LHR) | 359 | 01:45 | 07:25 | Arrived |
| Fri, Sep 18 | New Delhi (DEL) | London (LHR) | 789 | 01:54 | 07:51 | Arrived |
| Sat, Sep 19 | New Delhi (DEL) | London (LHR) | 359 | 02:13 | 07:41 | Arrived |
| Sun, Sep 20 | New Delhi (DEL) | London (LHR) | 789 | 01:57 | 07:38 | Arrived |
| Mon, Sep 21 | New Delhi (DEL) | London (LHR) | 359 | 02:30 | 08:04 | En route |
| Tue, Sep 22 | New Delhi (DEL) | London (LHR) | 359 | 00:55 | 07:30 | Scheduled |
| Wed, Sep 23 | New Delhi (DEL) | London (LHR) | 359 | 00:55 | 07:30 | Scheduled |
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SQ4921 On-Time Performance
Based on the average performance of this flight over the past 30 trips, the on-time departure rate of SQ4921 is 0% (Late on average 1 hour14 minutes), and the on-time arrival rate is 87% (Late on average 13 minutes).
On-Time Departures
Punctuality
0%
Late on average 1 hour14 minutes
Early
0%
On time
0%
30 mins late
53%
60 mins late
33%
90 mins late
13%
Canceled
0%
On-Time Arrivals
Punctuality
87%
Late on average 13 minutes
Early
60%
On time
27%
30 mins late
0%
60 mins late
0%
90 mins late
13%
Canceled
0%
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Frequently Asked Questions
What is the current status of flight sq4921?
Flight sq4921 has departed (status: En route). Departure 02:30, estimated arrival 08:04 (updated Sep 21, 2026).Is flight sq4921 on time today?
Flight sq4921 has already departed (status: En route). It took off at 02:30 and is estimated to arrive at 08:04.Has flight sq4921 departed yet? What is the departure time?
Flight sq4921 is scheduled to depart at 00:55. The latest actual or estimated departure time is 02:30, and the current status is En route (updated Sep 21, 2026).When is flight sq4921 scheduled to arrive?
Flight sq4921 is scheduled to arrive at 07:30. The latest estimated or actual arrival time is 08:04. Status is En route as of Sep 21, 2026.What is the gate information for flight sq4921?
For flight sq4921, the departure terminal is T3 and the boarding gate is 12. Gate assignments can change at short notice—confirm on airport screens before heading to security.What route does flight sq4921 fly?
Flight sq4921 is operated by Singapore Airlines from New Delhi (DEL) to London (LHR). Typical flight time is about 11 hours5 minutes; operating days may include Monday.How can I check real-time status for flight sq4921?
Track flight sq4921 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 sq4921 is delayed or canceled, what should I do?
If sq4921 is delayed or canceled, first confirm the latest status here (En route, updated Sep 21, 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 sq4921 departed from New Delhi?
Flight sq4921 has departed from New Delhi (DEL) at 02:30 (status: En route).What is the seat configuration for flight sq4921?
Flight sq4921 usually flies a Airbus A350-900 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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Time on arrival: New Delhi 12:00| London 07:30
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