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Delayed on Finnair from Heathrow to Helsinki?

£350each if you land 3 hours or more late

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Flights a year
3,302
Landed on time
74.1%
Distance apart
1,848 km

Last 12 months, CAA data

What you're owed

Leaving Heathrow

£350each under UK law

Leaving Helsinki

€400each under EU law

Heathrow to Helsinki is 1,848 km, which fixes the figure: £350 each leaving Heathrow, and €400 each coming back the other way, because that leg departs under the EU's version of the rules. It is per person, so four of you is £1,400.

How Finnair does on this route

Finnair is the only airline we track on this route

Nobody else we hold data for flies Heathrow to Helsinki, so these are the route's numbers as well as Finnair's. The comparison worth making is against the rest of its own network, below.

On this route Finnair
Landed on time 74.1%
Average delay 11.8 min
Landed 3 hours or more late 0.1%

Against its own network it is about the same as usual: Finnair lands on time 73.4% of the time across all 5,233 of its UK flights a year, against 74.1% here.

In money terms: about 3 flights a year on this route land 3 hours or more late, which is about 1 flight in 1,000. Everyone on board one of those is owed £350 each.

Everything we hold on Heathrow to Helsinki · Finnair across every UK airport

Source: UK Civil Aviation Authority punctuality statistics, July 2025 to June 2026. Analysis by CheckFlightCompensation; the CAA is credited as the data source as its publication conditions require. Figures cover the 25 largest UK airports. Methodology and limitations.