Popular in | June |
---|---|
Cheapest in | October |
Average price | $1,456 |
Round-trip from | $628 |
Users have found that leaving on a Monday can be a cost-effective option. It’s possible to save up to 33% on your flight compared to booking on days when demand is much higher.
Find a great deal and save up to 79% by booking at least 18 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from St. Louis to Helsinki within the next two weeks, with the cheapest ticket starting at $900.
The best pricing can be found in the month of October. Prices to Helsinki from St. Louis average $1,060. You can even find prices in October for less than $1,060, as users have found deals to Helsinki from as low as $501. 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 43%.
It’s typically best to fly out from St. Louis to Helsinki in the morning. Doing so could potentially save you 22% on the flight price compared to flying at noon, which is usually more expensive.
Fly from
Fly to
Budget
$795 - $1,401
Route
Depart
Return
Price
Lambert-St LouisHelsinki-Vantaa
STL - HEL
STLHEL
Lambert-St Louis
Sat 10/5
2 stops28h 29m
Helsinki-Vantaa
Sat 10/12
2 stops24h 35m
Lambert-St LouisHelsinki-Vantaa
STL - HEL
STLHEL
Lambert-St Louis
Sat 10/5
1 stop14h 35m
Helsinki-Vantaa
Sat 10/12
1 stop13h 56m
Lambert-St LouisHelsinki-Vantaa
STL - HEL
STLHEL
Lambert-St Louis
Sat 10/5
2 stops15h 22m
Helsinki-Vantaa
Sat 10/12
1 stop13h 56m
Lambert-St LouisHelsinki-Vantaa
STL - HEL
STLHEL
Lambert-St Louis
Sun 7/21
2 stops21h 45m
Helsinki-Vantaa
Tue 7/30
2 stops22h 56m
Lambert-St LouisHelsinki-Vantaa
STL - HEL
STLHEL
Lambert-St Louis
Tue 7/2
2 stops22h 25m
Helsinki-Vantaa
Tue 7/16
2 stops22h 56m
Lambert-St LouisHelsinki-Vantaa
STL - HEL
STLHEL
Lambert-St Louis
Sun 7/21
1 stop16h 29m
Helsinki-Vantaa
Tue 7/30
1 stop13h 54m
Lambert-St LouisHelsinki-Vantaa
STL - HEL
STLHEL
Lambert-St Louis
Sun 7/21
2 stops17h 14m
Helsinki-Vantaa
Tue 7/30
1 stop14h 15m
Lambert-St LouisHelsinki-Vantaa
STL - HEL
STLHEL
Lambert-St Louis
Tue 7/2
2 stops19h 55m
Helsinki-Vantaa
Tue 7/16
3 stops40h 52m
Lambert-St LouisHelsinki-Vantaa
STL - HEL
STLHEL
Lambert-St Louis
Tue 7/2
1 stop16h 33m
Helsinki-Vantaa
Tue 7/16
1 stop13h 54m
Currently, January is the cheapest month in which you can book a flight from St. Louis to Helsinki (average of $628). Flying from St. Louis to Helsinki in June is currently the most expensive (average of $1,338). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
January
$628
February
$674
March
$704
April
$684
May
$779
June
$1,338
July
$1,173
August
$911
September
$729
October
$674
November
$654
December
$718
HEL Temperature | 21.2 - 60.8 °F |
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Entertainment
Overall
Food
Crew
Comfort
Boarding
Reviews
Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
Entertainment
Overall
Food
Crew
Comfort
Boarding
Reviews
Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
Entertainment
Overall
Food
Crew
Comfort
Boarding
Reviews
Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
Entertainment
Overall
Food
Crew
Comfort
Boarding
Reviews
Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
Deals for St. Louis to Helsinki flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.
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