| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jul 10 | SIN | LHR | 23:30 | 06:35 |
En-Route
|
Track > |
| Jul 09 | SIN | LHR | 00:09 | 06:40 |
Landed
|
Track > |
| Jul 08 | SIN | LHR | 00:35 | 06:38 |
Landed
|
Track > |
| Jul 08 | SIN | LHR | 01:40 | 06:35 |
En-Route
|
Track > |
| Jul 07 | SIN | LHR | 23:20 | 06:35 |
Delayed >2h
|
Track > |
| Jul 06 | SIN | LHR | 23:47 | 06:17 |
Landed
|
Track > |
| Jul 04 | SIN | LHR | 00:01 | 06:28 |
Landed
|
Track > |
| Jul 04 | SIN | LHR | 01:35 | 06:35 |
En-Route
|
Track > |
| Jul 03 | SIN | LHR | 23:20 | 06:35 |
Delayed >3h
|
Track > |
| Jul 02 | SIN | LHR | 00:01 | 06:25 |
Landed
|
Track > |
SriLankan Airlines Flight UL3391 connects Singapore, Singapore to London, United Kingdom, taking off from Singapore Changi Airport SIN and landing at London Heathrow Airport LHR.
How long is the UL3391 flight from Singapore to London?
The average flight time from Singapore to London is 13 hours and 21 minutes. The flight distance is 10883 km / 6762 miles and the average flight speed is 826 km/h / 513 mph.
How many UL3391 flights are operated per week?
6 flights per week. The flight UL3391 is operated on Monday, Tuesday, Wednesday, Thursday, Friday and Saturday.
What is the On-Time Performance (OTP) of SriLankan Airlines Flight UL3391 Singapore to London?
The Airportia On-Time Performance Rating for SriLankan Airlines Flight UL3391 is 4.6/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight UL3391 arriving at?
Flight UL3391 arrives at London Heathrow Airport (LHR) Terminal 3.
When was the latest UL3391 flight?
The latest flight took off on Saturday, July 11th, 2026 with the flight status being En-Route on 06:35.
How else can the flight UL3391 be referenced as?
This SriLankan Airlines flight can also be referenced as ALK3391, UL 3391, ALK 3391.
How often is flight UL3391 delayed?
On average, 40% of all UL3391 flights are delayed. The average delay is 65 minutes.
See our UL3391 Flight Tracker above for more details.
Other flights departing from Singapore SIN: BA12, QF1, 8B156, AK722
Other flights arriving at London LHR: BA12, QF1, BA194, AC854
All flights connecting Singapore SIN to London LHR.
