Users have found that booking a flight from St. Louis to Finland at least 18 days early can save you up to 79% on average compared to booking a flight this week. If booking 18 days before your flight isn’t an option for you, users have found flights from St. Louis to Finland for as little as $900 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $900 for flights departing within the next 3 days.
Our data shows that October tends to be the cheapest month to fly to Finland from St. Louis. Users have commonly found prices around $1,060 for the month, but tickets can be as low as $501. Due to multiple factors, prepare for potentially higher prices in June.
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.
Fly from
Fly to
Budget
$795 - $1,702
Route
Depart
Return
Price
Lambert-St LouisHelsinki-Vantaa
STL - HEL
STLHEL
Lambert-St Louis
Sat 10/5
2 stops19h 04m
Helsinki-Vantaa
Sat 10/12
2 stops20h 20m
Lambert-St LouisHelsinki-Vantaa
STL - HEL
STLHEL
Lambert-St Louis
Sat 10/5
2 stops34h 26m
Helsinki-Vantaa
Sat 10/12
1 stop27h 15m
Lambert-St LouisHelsinki-Vantaa
STL - HEL
STLHEL
Lambert-St Louis
Sat 10/5
1 stop16h 55m
Helsinki-Vantaa
Sat 10/12
1 stop17h 59m
Lambert-St LouisHelsinki-Vantaa
STL - HEL
STLHEL
Lambert-St Louis
Thu 6/27
2 stops21h 15m
Helsinki-Vantaa
Wed 7/3
2 stops21h 57m
Lambert-St LouisHelsinki-Vantaa
STL - HEL
STLHEL
Lambert-St Louis
Thu 6/27
3 stops29h 20m
Helsinki-Vantaa
Wed 7/3
3 stops39h 46m
Lambert-St LouisHelsinki-Vantaa
STL - HEL
STLHEL
Lambert-St Louis
Thu 6/27
2 stops20h 35m
Helsinki-Vantaa
Wed 7/3
1 stop14h 55m
Lambert-St LouisHelsinki-Vantaa
STL - HEL
STLHEL
Lambert-St Louis
Thu 6/27
2 stops15h 10m
Helsinki-Vantaa
Wed 7/3
3 stops39h 46m
Lambert-St LouisHelsinki-Vantaa
STL - HEL
STLHEL
Lambert-St Louis
Thu 6/27
1 stop18h 57m
Helsinki-Vantaa
Wed 7/3
1 stop14h 07m
No data available for this route at this time. Please check back soon.
Crew
Boarding
Comfort
Overall
Food
Entertainment
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.
Crew
Boarding
Comfort
Overall
Food
Entertainment
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.
Crew
Boarding
Comfort
Overall
Food
Entertainment
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.
Crew
Boarding
Comfort
Overall
Food
Entertainment
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.
Crew
Boarding
Comfort
Overall
Food
Entertainment
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.
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