| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jul 01 | LHR | HEL | 11:08 | 15:24 |
Landed
|
Track > |
| Jun 30 | LHR | HEL | 10:41 | 14:54 |
Landed
|
Track > |
| Jun 29 | LHR | HEL | 10:43 | 15:00 |
Landed
|
Track > |
| Jun 28 | LHR | HEL | 11:02 | 15:19 |
Landed
|
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| Jun 27 | LHR | HEL | 11:26 | 15:43 |
Landed Late
|
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| Jun 26 | LHR | HEL | 10:40 | 15:02 |
Landed
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| Jun 25 | LHR | HEL | 10:59 | 15:18 |
Landed
|
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| Jun 24 | LHR | HEL | 10:39 | 14:57 |
Landed
|
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| Jun 23 | LHR | HEL | 11:08 | 15:28 |
Landed
|
Track > |
| Jun 22 | LHR | HEL | 10:47 | 15:04 |
Landed
|
Track > |
Japan Airlines Flight JL6840 connects London, United Kingdom to Helsinki, Finland, taking off from London Heathrow Airport LHR and landing at Helsinki Vantaa Airport HEL.
How long is the JL6840 flight from London to Helsinki?
The average flight time from London to Helsinki is 2 hours and 17 minutes. The flight distance is 1847 km / 1148 miles and the average flight speed is 806 km/h / 501 mph.
How many JL6840 flights are operated per week?
7 flights per week. The flight JL6840 is operated on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday.
What is the On-Time Performance (OTP) of Japan Airlines Flight JL6840 London to Helsinki?
The Airportia On-Time Performance Rating for Japan Airlines Flight JL6840 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest JL6840 flight?
The latest flight took off on Wednesday, July 1st, 2026 with the flight status being Landed on 15:24.
How else can the flight JL6840 be referenced as?
This Japan Airlines flight can also be referenced as JAL6840, JL 6840, JAL 6840.
How often is flight JL6840 delayed?
On average, 50% of all JL6840 flights are delayed. The average delay is 11 minutes.
Can I get compensation for my delayed or cancelled JL6840 flight or baggage issues?
If your JL6840 flight was cancelled, delayed, or if you experienced baggage issues such as delayed, damaged, or lost bags, you may be entitled to compensation. Compensation amounts and eligibility depend on various regulations, including EC 261/2004, UK261, CA Montreal Convention, US GoodWill, BR-ANAC, SA-GACA and TK-SHY.
See our JL6840 Flight Tracker above for more details.
Other flights departing from London LHR: AY1332, BA143, LO282, SK502
Other flights arriving at Helsinki HEL: AY1302, AY1332, AY438, AY810
All flights connecting London LHR to Helsinki HEL.
