Users have found that leaving on a Monday can be a cost-effective option. It’s possible to save up to 160% on your flight compared to booking on days when demand is much higher.
It’s typically best to fly out from St. Louis to Helsinki in the afternoon. Doing so could potentially save you 39% on the flight price compared to flying at noon, which is usually more expensive.
The best pricing can be found in the month of October. Prices to Helsinki from St. Louis average $791. You can even find prices in October for less than $791, as users have found deals to Helsinki from as low as $279. The month of June appears to be one of the more expensive times to travel to Helsinki from St. Louis. Flying in the targeted month can save you up to 142%.
||$313||$956||No cancel fee||76%|
||$340||$949||No cancel fee||71%|
||$548||$1,947||No cancel fee||N/A|