Which airports does Finnair fly between Helsinki and London?
For flights between Helsinki and London, Finnair operates from the following airport routes: Helsinki Vantaa (HEL) to Heathrow (LHR)
What do Finnair flights from Helsinki to London cost?
One of Finnair cheapest prices for a Helsinki to London flight we have right now is $144.
On average, flights with Finnair cost $148.97 for the route Helsinki to London, but it mainly depends on the season and how far in advance you book your tickets.