Popular in | January |
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Cheapest in | May |
Round-trip from | $552 |
One-way from | $477 |
STL - HEL Price | $552 - $1,441 |
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HEL Temperature | 21.2 - 60.8 °F |
HEL Rainfall | 1.2 - 2.8 inches |
Users have found that leaving on a Wednesday can be a cost-effective option. It’s possible to save up to 17% on your flight compared to booking on days when demand is much higher.
The best pricing can be found in the month of May. Prices to Helsinki from St. Louis average $900. You can even find prices in May for less than $900, as users have found deals to Helsinki from as low as $340. The month of January 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 132%.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from St. Louis to Helsinki as you normally would.
Boarding
Overall
Entertainment
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Reviews
Worst Airlines - services suck. Stuck at JFK whole night with 2 small kids - they didnt care even infant baby. Never ever fly American Airlines again - Peace !!
Boarding
Overall
Entertainment
Food
Comfort
Crew
Reviews
Worst Airlines - services suck. Stuck at JFK whole night with 2 small kids - they didnt care even infant baby. Never ever fly American Airlines again - Peace !!
Boarding
Overall
Entertainment
Food
Comfort
Crew
Reviews
Worst Airlines - services suck. Stuck at JFK whole night with 2 small kids - they didnt care even infant baby. Never ever fly American Airlines again - Peace !!
There are currently 5+ open flights from St. Louis to Helsinki within the next 7 days for less than $1,500.
When booking a flight from St. Louis to Helsinki, you may want to consider flying on American Airlines, Finnair or KLM as they are the most popular for this route.
Lambert-St Louis Airport is STL and Helsinki-Vantaa Airport is HEL. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service.
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Certainly. Search results for flights to Helsinki from St. Louis shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.
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