How long is the KL8421 flight?

The timetable allows 1 h 45 min. Helsinki to Copenhagen is 893 km (555 mi).

Which terminal does KL8421 use?

It usually arrives at Terminal 3 at Copenhagen Airport (CPH). Check the flight card above for today's terminal and gate.

What other flight numbers does KL8421 have?

Also listed as KLM8421 (KLM's ICAO code) and KL 8421.

Can I get compensation if KL8421 is delayed or cancelled?

Up to €250 per passenger may be due under EU261 when it arrives 3 or more hours late or is cancelled, unless the cause was outside the airline's control. Departing the EU, this flight is covered by EU261.

KL8421 Flight Status KLM: Helsinki to Copenhagen (KLM8421)

KLM KL 8421

Landed On Time

HEL Helsinki

Scheduled: 11:15
Actual: 11:26

Gate: 16

Departure: Mon, Nov 9, 2026 · local time EET

Helsinki Vantaa Airport (HEL)

All HEL Departures >

CPH Copenhagen

Scheduled: 12:00
Actual: 11:53
Delay

Terminal: 3 | Gate: B15

Arrival: Mon, Nov 9, 2026 · local time CET

Copenhagen Airport (CPH)

All CPH Arrivals >

Landed 40m ago 100%

HEL 11:26 CPH 11:53

893 km (555 mi) flown

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

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Distance: 893 km / 555 miles · Scheduled Duration: 01:45 · Actual Duration: 01:27

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KL 8421 Flight Status & Schedule KLM Helsinki to Copenhagen

Date	From	To	Departure	Arrival	Status	Details
Nov 09	HEL	CPH	11:26	11:53	Landed	Track >
Nov 08	HEL	CPH	11:20	11:48	Landed	Track >
Nov 07	HEL	CPH	11:17	11:39	Landed	Track >
Nov 06	HEL	CPH	11:10	11:31	Landed	Track >
Nov 05	HEL	CPH	11:19	11:33	Landed	Track >
Nov 04	HEL	CPH	11:15	11:35	Landed	Track >
Nov 03	HEL	CPH	11:23	11:43	Landed	Track >
Nov 02	HEL	CPH	11:31	12:04	Landed	Track >
Nov 01	HEL	CPH	11:09	11:33	Landed	Track >
Oct 31	HEL	CPH	11:30	11:50	Landed	Track >

KLM operates KL 8421 from Helsinki to Copenhagen, a 893 km (555 mi) trip, daily. Its timetable allows 1 h 45 min; in practice it usually takes about 1 h 20 min, so it often makes up time. Today it left on time and landed at 11:53, 7 minutes early.

< All Helsinki HEL Departures All Copenhagen CPH Arrivals >

About KL 8421

Route: Helsinki Vantaa Airport HEL to Copenhagen Airport CPH
Distance: 893 km (555 mi)
Typical flight time: 1 h 20 min
Flies: Daily
On time: 10 of the last 10

Departing the EU, this flight is covered by EU261. Today's flight landed 7 minutes early, so no delay compensation applies; it starts at 3 hours late on arrival.

KL 8421 FAQ

How long is the KL8421 flight?: The timetable allows 1 h 45 min. Helsinki to Copenhagen is 893 km (555 mi).
How often is KL8421 late?: None of the last 10 flights arrived 15 or more minutes late.
Which days does KL8421 fly?: Daily: it was scheduled on each of the last 7 days.
Which terminal does KL8421 use?: It usually arrives at Terminal 3 at Copenhagen Airport (CPH). Check the flight card above for today's terminal and gate.
What other flight numbers does KL8421 have?: Also listed as KLM8421 (KLM's ICAO code) and KL 8421.
Can I get compensation if KL8421 is delayed or cancelled?: Up to €250 per passenger may be due under EU261 when it arrives 3 or more hours late or is cancelled, unless the cause was outside the airline's control. Departing the EU, this flight is covered by EU261.

KL8421 and Helsinki HEL to Copenhagen CPH Flights

Flight KL8421 is a code-share KLM flight of the SAS operated SK1707.

Other flights departing from Helsinki HEL: AY913, SK1707, AY1103

Other flights arriving at Copenhagen CPH: FR6879, SK1707, SK1694, SK1421

All flights connecting Helsinki HEL to Copenhagen CPH.