Most travellers find the cheapest return flights to Helsinki when choosing a flight departing in April.
Most flyers found that booking flight tickets 60 days in advance of their planned departure date is, on average, the best time to get cheap flights to Helsinki.
Most of our users find that booking their departure to Helsinki on a Tuesday is the cheapest. Conversely, departing on a Saturday seems to be the most expensive.
Typically, cheap prices to Helsinki are most often found for midday flights. Cheap prices are less likely for morning flights.