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Cheap flights from St Louis (STL) to Helsinki (HEL)

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0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from St Louis (STL) to Helsinki (HEL)

How to find the cheapest flight from St Louis (STL) to Helsinki (HEL)
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How to find the cheapest flight from St Louis (STL) to Helsinki (HEL)
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How to find the cheapest flight from St Louis (STL) to Helsinki (HEL)
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Cheap flights from St Louis to Helsinki in November , December 2026

30 Nov - 09 Dec $ 1,185.00
STL
St Louis
SAS
2 STOPS
HEL
Helsinki
HEL
Helsinki
SAS
2 STOPS
STL
St Louis
Pick dates
30 Nov - 11 Dec $ 1,187.00
STL
St Louis
SAS
2 STOPS
HEL
Helsinki
HEL
Helsinki
SAS
2 STOPS
STL
St Louis
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27 Nov - 09 Dec $ 1,232.00
STL
St Louis
SAS
2 STOPS
HEL
Helsinki
HEL
Helsinki
SAS
2 STOPS
STL
St Louis
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Last minute flights from St Louis to Helsinki

22 Nov - 01 Dec $ 1,212.00
STL
St Louis
Frontier Airlines
3 STOPS
HEL
Helsinki
HEL
Helsinki
Frontier Airlines
3 STOPS
STL
St Louis
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15 Nov - 01 Dec $ 1,234.00
STL
St Louis
Frontier Airlines
3 STOPS
HEL
Helsinki
HEL
Helsinki
Frontier Airlines
3 STOPS
STL
St Louis
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24 Nov - 01 Dec $ 1,257.00
STL
St Louis
Frontier Airlines
3 STOPS
HEL
Helsinki
HEL
Helsinki
Frontier Airlines
3 STOPS
STL
St Louis
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One-way flights to Helsinki from St Louis

2:00 PM - 7:30 AM
Icelandair
3 Stops
39h
STL - HEL
$ 389
Kiwi
Pick dates
7:20 PM - 7:30 AM
Icelandair
3 Stops
33h 40m
STL - HEL
$ 434
Kiwi
Pick dates
7:20 PM - 7:30 AM
Icelandair
3 Stops
33h 40m
STL - HEL
$ 434
Kiwi
Pick dates

How to find the cheapest flight from St Louis (STL) to Helsinki (HEL)

Related info for your journey
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How to find the cheapest flight from St Louis (STL) to Helsinki (HEL)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from St Louis (STL) to Helsinki (HEL)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.