Currently, the most affordable month to book a Finnair flight from London to St. John's, Saint John in October, with an average price of £581. Conversely, traveling with Finnair from London to St. John's, Saint John in December will be the most expensive, with an average cost of £932. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.
January
£603
February
£516
March
£465
April
£506
May
£488
June
£512
July
£700
August
£515
September
£492
October
£463
November
£559
December
£743
Crew
Entertainment
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