| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jul 21 | DEL | LHR | 03:55 | 09:34 |
Delayed
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| Jul 21 | DEL | LHR | 00:55 | 07:30 |
Delayed >2h
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| Jul 20 | DEL | LHR | 01:21 | 06:43 |
Landed
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| Jul 19 | DEL | LHR | 01:21 | 06:48 |
Landed
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| Jul 18 | DEL | LHR | 01:21 | 06:54 |
Landed
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| Jul 17 | DEL | LHR | 01:21 | 06:50 |
Landed
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| Jul 16 | DEL | LHR | 01:28 | 07:04 |
Landed
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| Jul 15 | DEL | LHR | 02:10 | 07:57 |
Landed Late
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| Jul 14 | DEL | LHR | 01:09 | 06:42 |
Landed
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| Jul 13 | DEL | LHR | 02:32 | 08:01 |
Landed Late
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Singapore Airlines Flight SQ4921 connects Delhi, India to London, United Kingdom, taking off from Delhi Indira Gandhi International Airport DEL and landing at London Heathrow Airport LHR.
How long is the SQ4921 flight from Delhi to London?
The average flight time from Delhi to London is 10 hours and 2 minutes. The flight distance is 6731 km / 4182 miles and the average flight speed is 664 km/h / 412 mph.
How many SQ4921 flights are operated per week?
6 flights per week. The flight SQ4921 is operated on Monday, Wednesday, Thursday, Friday, Saturday and Sunday.
What is the On-Time Performance (OTP) of Singapore Airlines Flight SQ4921 Delhi to London?
The Airportia On-Time Performance Rating for Singapore Airlines Flight SQ4921 is 4.7/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight SQ4921 arriving at?
Flight SQ4921 arrives at London Heathrow Airport (LHR) Terminal 2.
When was the latest SQ4921 flight?
The latest flight took off on Tuesday, July 21st, 2026 with the flight status being En-Route on 09:34.
How else can the flight SQ4921 be referenced as?
This Singapore Airlines flight can also be referenced as SIA4921, SQ 4921, SIA 4921.
How often is flight SQ4921 delayed?
On average, 30% of all SQ4921 flights are delayed. The average delay is 60 minutes.
See our SQ4921 Flight Tracker above for more details.
Other flights departing from Delhi DEL: QR579, BZ403, AI2025, AI161
Other flights arriving at London LHR: AI161, BA54, AI161, BA1497
All flights connecting Delhi DEL to London LHR.
