Singapore Airlines SQ4921 Flight Status
According to Trip.com real-time data, the SQ4921 flight operated by Singapore Airlines on Sep 20, 2026, flying from New Delhi (DEL) to London (LHR), departed at 1:57 AM and is expected to arrive at 7:25 AM (local time in London, UTC+1) and land at Heathrow Airport (LHR).
Sat, Sep 19
Sun, Sep 20
Mon, Sep 21
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Arrived
The flight has arrived 11m late
11h 5m
Check-in Counter
--
Boarding Gate
10
Arrival Gate
--
Baggage
10
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En route
Your flight has departed New Delhi and is expected to arrive in London at 7:25 AM.
11h 5m
Check-in Counter
--
Boarding Gate
20
Arrival Gate
--
Baggage
--
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Scheduled
Your flight will depart on time.
11h 5m
Check-in Counter
--
Boarding Gate
13
Arrival Gate
--
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 New Delhi to London or track other flights with our flight status tracker.
SQ4921 Aircraft Details
According to Trip.com real-time data, the SQ4921 flight flying from New Delhi to London on 9/20/2026 is operated by the aircraft model Boeing 787-9. This aircraft has been in service for 3y. The aircraft is equipped with 256 seats.
Boeing 787-9
Punctuality (Departure)
0%
Punctuality (Arrival)
87%
Late on average
13 minutes
Age
3y
Seats
256
Flight Distance
--
Economy
Premium Economy
Business
In-Flight Services
Meal included
Seatback entertainment system
Wi-Fi (additional charge)
USB port
Seat Information
84 cm
More legroom than on 82% of flights
43 cm
Seat width
120°
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
--
Legroom
--
Seat width
--
Reclining Angle
2-3-2
Seat layout example
In-Flight Services
Meal included
Seatback entertainment system
Wi-Fi (additional charge)
USB port and power outlet
Seat Information
188 cm
More legroom than on 64% of flights
56 cm
Seat width better than on 55% of flights
180°
Reclining Angle Fully reclinable
1-2-1
Seat layout example
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Flight History for SQ4921
Trip.com historical records show that the last SQ4921 flight departed on Sat, Sep 19 from DEL at approximately 2:13 AM. This flight is expected to arrrive in LHR at 7:41 AM.
| Date | Airport | Aircraft Model | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Wed, Sep 16 | New Delhi (DEL) | London (LHR) | 359 | 1:54 AM | 7:25 AM | Arrived |
| Thu, Sep 17 | New Delhi (DEL) | London (LHR) | 359 | 1:45 AM | 7:25 AM | Arrived |
| Fri, Sep 18 | New Delhi (DEL) | London (LHR) | 789 | 1:54 AM | 7:51 AM | Arrived |
| Sat, Sep 19 | New Delhi (DEL) | London (LHR) | 359 | 2:13 AM | 7:41 AM | Arrived |
| Sun, Sep 20 | New Delhi (DEL) | London (LHR) | 789 | 1:57 AM | 7:25 AM | En route |
| Mon, Sep 21 | New Delhi (DEL) | London (LHR) | 359 | 12:55 AM | 7:30 AM | Scheduled |
| Tue, Sep 22 | New Delhi (DEL) | London (LHR) | 359 | 12:55 AM | 7:30 AM | 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 hour16 minutes), and the on-time arrival rate is 87% (Late on average 13 minutes).
On-Time Departures
Punctuality
0%
Late on average 1 hour16 minutes
Early
0%
On time
0%
30 mins late
53%
60 mins late
30%
90 mins late
17%
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 1:57 AM, estimated arrival 7:25 AM (updated Sep 20, 2026).Is flight sq4921 on time today?
Flight sq4921 has already departed (status: En route). It took off at 1:57 AM and is estimated to arrive at 7:25 AM.Has flight sq4921 departed yet? What is the departure time?
Flight sq4921 is scheduled to depart at 12:55 AM. The latest actual or estimated departure time is 1:57 AM, and the current status is En route (updated Sep 20, 2026).When is flight sq4921 scheduled to arrive?
Flight sq4921 is scheduled to arrive at 7:30 AM. The latest estimated or actual arrival time is 7:25 AM. Status is En route as of Sep 20, 2026.What is the gate information for flight sq4921?
For flight sq4921, the departure terminal is T3 and the boarding gate is 20. 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 Sunday.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 20, 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 1:57 AM (status: En route).What is the seat configuration for flight sq4921?
Flight sq4921 usually flies a Boeing 787-9 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 11:55| London 07:25
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