How long is the KL4842 flight?

The timetable allows 7 h 55 min. London to Toronto is 5,706 km (3,546 mi).

Which terminal does KL4842 use?

It usually leaves from Terminal 3 at London Heathrow Airport (LHR) and arrives at Terminal 3 at Toronto Pearson International Airport (YYZ). Check the flight card above for today's terminal and gate.

What other flight numbers does KL4842 have?

Also listed as KLM4842 (KLM's ICAO code) and KL 4842.

Can I get compensation if KL4842 is delayed or cancelled?

Up to £520 per passenger may be due under UK261 when it arrives 3 or more hours late or is cancelled, unless the cause was outside the airline's control. Departing the UK, this flight is covered by UK261.

KL4842 Flight Status KLM: London to Toronto (KLM4842)

KLM KL 4842

Landed 19' Late

LHR London

Scheduled: 16:10
Actual: 17:14

Terminal: 3 | Gate: 16

Departure: Sat, Nov 7, 2026 · local time GMT

London Heathrow Airport (LHR)

All LHR Departures >

YYZ Toronto

Scheduled: 19:05
Actual: 19:24
Delay: 19'

Terminal: 3 | Gate: C31

Arrival: Sat, Nov 7, 2026 · local time EST

Toronto Pearson International Airport (YYZ)

All YYZ Arrivals >

Landed 36h 16m ago 100%

LHR 17:14 YYZ 19:24

5,706 km (3,546 mi) flown

Estimated position based on departure and arrival times, not live tracking. Times are local at each airport.

Add to calendar

Distance: 5706 km / 3546 miles · Scheduled Duration: 07:55 · Actual Duration: 07:10

Flight issues? Claim up to £520 >

KL 4842 Flight Status & Schedule KLM London to Toronto

Date	From	To	Departure	Arrival	Status	Details
Nov 07	LHR	YYZ	17:14	19:24	Landed Late	Track >
Nov 05	LHR	YYZ	16:38	18:55	Landed	Track >
Nov 02	LHR	YYZ	16:49	18:36	Landed	Track >
Oct 31	LHR	YYZ	16:42	19:52	Landed	Track >
Oct 29	LHR	YYZ	16:25	19:37	Landed	Track >
Oct 26	LHR	YYZ	16:39	19:50	Landed	Track >
Oct 24	LHR	YYZ	18:30	20:45	Landed	Track >
Oct 23	LHR	YYZ	19:13	21:24	Landed Late	Track >
Oct 22	LHR	YYZ	18:24	20:31	Landed	Track >
Oct 20	LHR	YYZ	18:21	20:24	Landed	Track >

KLM's London–Toronto flight covers 5,706 km (3,546 mi) and runs twice a week: Thursday and Saturday. With 7 h 55 min in the timetable and a usual flight time of about 7 h 10 min, it often makes up time. On Saturday it left 1 h 4 min late and landed at 19:24, 19 minutes late.

< All London LHR Departures All Toronto YYZ Arrivals >

About KL 4842

Route: London Heathrow Airport LHR to Toronto Pearson International Airport YYZ
Distance: 5,706 km (3,546 mi)
Typical flight time: 7 h 10 min
Flies: Thu, Sat
On time: 8 of the last 10
Average delay when late: 32 min
Usually departs from: Terminal 3

Departing the UK, this flight is covered by UK261. Saturday's 19-minute delay is well below the 3-hour threshold for compensation.

KL 4842 FAQ

How long is the KL4842 flight?: The timetable allows 7 h 55 min. London to Toronto is 5,706 km (3,546 mi).
How often is KL4842 late?: 2 of the last 10 flights arrived 15 or more minutes late; when late, by 32 minutes on average.
Which days does KL4842 fly?: Twice a week: Thursday and Saturday, based on the schedule of the last 7 days.
Which terminal does KL4842 use?: It usually leaves from Terminal 3 at London Heathrow Airport (LHR) and arrives at Terminal 3 at Toronto Pearson International Airport (YYZ). Check the flight card above for today's terminal and gate.
What other flight numbers does KL4842 have?: Also listed as KLM4842 (KLM's ICAO code) and KL 4842.
Can I get compensation if KL4842 is delayed or cancelled?: Up to £520 per passenger may be due under UK261 when it arrives 3 or more hours late or is cancelled, unless the cause was outside the airline's control. Departing the UK, this flight is covered by UK261.

KL4842 and London LHR to Toronto YYZ Flights

Flight KL4842 is a code-share KLM flight of the Virgin Atlantic Airways operated VS147.

Other flights departing from London LHR: BA816, VS147, LM656

Other flights arriving at Toronto YYZ: VS147, WS2135, AC8890, QK8890

All flights connecting London LHR to Toronto YYZ.