Cheap flights from St. Louis (STL) to Finland

STL — HEL
Oct 4 — Oct 111

What is the cheapest month to fly from St. Louis to Finland?

Our data shows that October tends to be the cheapest month to fly to Finland from St. Louis. Users have commonly found prices around $644 for the month, but tickets can be as low as $279. Due to multiple factors, prepare for potentially higher prices in June.

When is the cheapest time to fly from St. Louis to Finland (STL - FI)?

When flying from St. Louis to Finland, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

St. Louis to Finland 2022 flight deals

Cheap flights to Finland from St. Louis found for this year
Nov 1 - Nov 9
STL

Lambert-St Louis

HEL

Helsinki-Vantaa

2 stops

17h 35m
HEL

Helsinki-Vantaa

STL

Lambert-St Louis

2 stops

27h 30m
$600

American Airlines

Pick Dates

Deal found 9/29/22

Nov 1 - Nov 9
STL

Lambert-St Louis

HEL

Helsinki-Vantaa

1 stop

16h 00m
HEL

Helsinki-Vantaa

STL

Lambert-St Louis

1 stop

23h 55m
$602

American Airlines

Pick Dates

Deal found 9/29/22

Nov 1 - Nov 9
STL

Lambert-St Louis

HEL

Helsinki-Vantaa

3 stops

23h 50m
HEL

Helsinki-Vantaa

STL

Lambert-St Louis

2 stops

38h 02m
$692

Multiple Airlines

Pick Dates

Deal found 9/29/22

Cheap American Airlines flights from St. Louis to Finland

Nov 1 - Nov 9
STL

Lambert-St Louis

HEL

Helsinki-Vantaa

2 stops

17h 35m
HEL

Helsinki-Vantaa

STL

Lambert-St Louis

2 stops

27h 30m
$600

American Airlines

Pick Dates

Deal found 9/29/22

Nov 1 - Nov 9
STL

Lambert-St Louis

HEL

Helsinki-Vantaa

1 stop

16h 00m
HEL

Helsinki-Vantaa

STL

Lambert-St Louis

1 stop

23h 55m
$602

American Airlines

Pick Dates

Deal found 9/29/22

Mar 9 - Mar 23
STL

Lambert-St Louis

HEL

Helsinki-Vantaa

2 stops

24h 05m
HEL

Helsinki-Vantaa

STL

Lambert-St Louis

1 stop

16h 47m
$650

American Airlines

Pick Dates

Deal found 9/27/22

Cheap Air Canada flights from St. Louis to Finland

Nov 1 - Nov 9
STL

Lambert-St Louis

HEL

Helsinki-Vantaa

3 stops

18h 22m
HEL

Helsinki-Vantaa

STL

Lambert-St Louis

3 stops

19h 04m
$1,061

Air Canada

Pick Dates

Deal found 9/29/22

Mar 9 - Mar 23
STL

Lambert-St Louis

HEL

Helsinki-Vantaa

3 stops

20h 38m
HEL

Helsinki-Vantaa

STL

Lambert-St Louis

3 stops

21h 09m
$1,070

Air Canada

Pick Dates

Deal found 9/27/22

Dec 21 - Dec 31
STL

Lambert-St Louis

HEL

Helsinki-Vantaa

3 stops

20h 45m
HEL

Helsinki-Vantaa

STL

Lambert-St Louis

3 stops

30h 25m
$2,582

Air Canada

Pick Dates

Deal found 9/29/22

Related info for your journey

Useful info, stats and facts about St. Louis to Finland flights.

What airport do you fly from for flights from St. Louis to Finland?

For a flight from St. Louis to Finland, you will be flying from Lambert-St Louis. Lambert-St Louis (STL) is just 12.7 mi from the center of the city.

Which airlines flying from Lambert-St Louis to Finland have flexible cancellations due to COVID-19?

American Airlines and Finnair are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Can I find flights from St. Louis to Finland for under $600 on Cheapflights?

Yes, there are multiple flights from St. Louis to Finland for under $600. The cheapest flight booked recently is on American Airlines for just $600, but on average you can expect to pay $1,258.

What are the cheapest flights from St. Louis to Finland?

Looking at all options, your cheapest flight can be booked for $595. While the most popular route (Lambert-St Louis - Helsinki-Vantaa) can be booked for $616 on average our data indicates $1,638 when flying from St. Louis to Finland.

Destination points for flights from St. Louis to Finland

Select to see more specific information for flights from St. Louis to all places in Finland

Top 2 airlines flying from St. Louis to Finland

The chart below displays the airlines Cheapflights users traveling from St. Louis to Finland choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
American AirlinesCheapest$340Average$953FlexibilityNo cancel feeOn-time71%COVID-19 safety
Search American Airlines flights
FinnairCheapest$432Average$979FlexibilityNo cancel feeOn-time76%COVID-19 safety
Search Finnair flights