Currently, the most affordable month to book a Ryanair flight from London Heathrow Airport to Helsinki in March, with an average price of £122. Conversely, traveling with Ryanair from London Heathrow Airport to Helsinki in July will be the most expensive, with an average cost of £320. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.
January
£145
February
£153
March
£98
April
£138
May
£178
June
£216
July
£257
August
£213
September
£181
October
£184
November
£149
December
£179
HEL Temperature | -6 - 16 °C |
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If weather is an important factor for your trip to Helsinki, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 16.0 C. Travellers hoping to avoid the cold should look outside of February, when temperatures are typically at their lowest (around -6.0 C).
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