How does KAYAK find such low prices on flights from Missouri to Helsinki?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Missouri to Helsinki. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Missouri to Helsinki?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Helsinki from Missouri is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Missouri to Helsinki?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Helsinki with an airline and back to Missouri with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Missouri to Helsinki?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Helsinki from Missouri up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$484 CHEAP FLIGHTS from Missouri to Helsinki

HEL

KAYAK searches hundreds of travel sites at once for deals on flights to Helsinki

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Cheapest round-trip

$484

Finnair

Mon 3/9Mon 3/16

STL - HEL • 1 stop

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Flight Deals

Cheap Flights from Missouri to Helsinki

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

Last minute

Recent round-trip flight deals from Missouri to Helsinki

Mon, Mar 9 - Mon, Mar 16

11:22 am - 11:10 am

STL

HEL

16h 48m

1 stop

12:45 pm - 11:58 pm

HEL

STL

18h 13m

1 stop

$484Finnair

Mon, Mar 9 - Mon, Mar 16

7:00 pm - 6:50 pm

STL

HEL

16h 50m

2 stops

6:55 am - 6:00 pm

HEL

STL

42h 05m

2 stops

$487Lufthansa

Mon, Mar 9 - Mon, Mar 16

11:46 am - 10:45 am

STL

HEL

15h 59m

1 stop

12:30 pm - 11:44 pm

HEL

STL

18h 14m

2 stops

$489American Airlines

Tue, Mar 17 - Tue, Mar 24

7:00 pm - 6:50 pm

STL

HEL

16h 50m

2 stops

7:35 pm - 10:59 pm

HEL

STL

34h 24m

2 stops

$517Lufthansa

Sat, Apr 4 - Wed, Apr 15

6:33 pm - 2:15 pm

STL

HEL

11h 42m

1 stop

4:25 pm - 11:46 pm

HEL

STL

15h 21m

1 stop

$534American Airlines

Sat, Apr 4 - Wed, Apr 15

5:29 pm - 5:40 pm

STL

HEL

16h 11m

2 stops

7:00 am - 2:29 pm

HEL

STL

15h 29m

2 stops

$552KLM

Sat, Apr 11 - Tue, Apr 21

7:45 am - 5:00 pm

STL

HEL

25h 15m

2 stops

2:05 pm - 3:24 pm

HEL

STL

33h 19m

2 stops

$560United Airlines

Sun, Apr 12 - Fri, Apr 17

9:33 am - 10:35 am

MCI

HEL

17h 02m

2 stops

4:00 pm - 11:50 pm

HEL

MCI

39h 50m

2 stops

$639Scandinavian Airlines

Sat, Mar 28 - Sat, Apr 4

6:00 am - 5:55 pm

MCI

HEL

28h 55m

2 stops

6:45 am - 9:29 am

HEL

MCI

34h 44m

2 stops

$745United Airlines

Tue, May 5 - Wed, May 6

9:50 am - 10:35 am

MCI

HEL

16h 45m

2 stops

9:05 pm - 11:49 pm

HEL

MCI

34h 44m

2 stops

$1,008Scandinavian Airlines

Useful Info

Low season	January
High season	June
Cheapest flight	$484

Best time to beat the crowds with an average 24% drop in price.

Most popular time to fly with an average 38% increase in price.

Flight from St. Louis to Helsinki

How does KAYAK find such low prices on flights from Missouri to Helsinki?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Missouri to Helsinki.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Missouri to Helsinki?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Helsinki from Missouri is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Missouri to Helsinki?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Helsinki with an airline and back to Missouri with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Missouri to Helsinki?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Helsinki from Missouri up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Vantaa

Lahti

Kotka

Everything you need to know for your flight to Helsinki

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Cabin class

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Information on the airport you'll fly into in Helsinki

Helsinki (HEL)

HEL

$484 Find Cheap Flights from Missouri to Helsinki

KAYAK searches hundreds of travel sites at once for deals on flights to Helsinki

Everything you should know

Cheap Flights from Missouri to Helsinki

Recent round-trip flight deals from Missouri to Helsinki

Recent last minute flight deals from Missouri to Helsinki

Good to know

FAQs for booking flights from Missouri to Helsinki

How does KAYAK find such low prices on flights from Missouri to Helsinki?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Missouri to Helsinki.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Missouri to Helsinki?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Helsinki from Missouri is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Missouri to Helsinki?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Helsinki with an airline and back to Missouri with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Missouri to Helsinki?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Helsinki from Missouri up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near Helsinki?

Everything you need to know for your flight to Helsinki

Information on the airport you'll fly into in Helsinki

Cabin class types available on flights to Missouri

Complete your trip to Helsinki with a hotel stay or car rental

Find direct flights for Helsinki

Flights to other popular destinations

Flights from domestic origins to Helsinki

Choose which airport to fly into in Helsinki

Find deals for your return flight