What is the cheapest airline that flies from California to Helsinki-Vantaa?

British Airways, American Airlines, and Finnair are the most popular carriers operating from California to Helsinki-Vantaa

How long does it take to fly to Helsinki?

Flight times vary depending on what airport in California you fly out of and what airport in Helsinki you fly into. For example, flying from Los Angeles to Helsinki takes 10h 30m on average. On the other hand, flying from San Diego to Helsinki takes 14h 45m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.

What airlines fly to Helsinki?

Finnair, Scandinavian Airlines and American Airlines are the top three most popular airlines that fly to Helsinki from California according to our data. Finnair is the first choice among our users, with 43% of people opting to fly with this airline when traveling to Helsinki. Keep in mind that there are 10 different airlines that fly to Helsinki on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from California to Helsinki-Vantaa Airport?

Prices for flights from California to Helsinki-Vantaa Airport refresh daily.

How many operators does momondo search for flights from California to Helsinki-Vantaa Airport?

As of September 2026, there are 10 operators available to choose from for flights from California to Helsinki-Vantaa Airport.

How old do you have to be to fly from California to Helsinki-Vantaa Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from California to Helsinki-Vantaa Airport.

What documentation or ID do you need to fly to Helsinki-Vantaa Airport?

The required travel and health documents for your Helsinki-Vantaa Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Helsinki-Vantaa Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$368 Cheap Flights from California to Helsinki in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from California to Helsinki

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:45 pm - 1:35 amSFO San Francisco-HEL Helsinki-Vantaa

22h 50m1 stop Kastrup Copenhagen

6:15 am - 2:50 pmHEL Helsinki-Vantaa-SFO San Francisco

18h 35m1 stop Kastrup Copenhagen

$442Scandinavian Airlines

Mon, Nov 2 - Mon, Nov 9

4:45 pm - 8:20 pmSFO San Francisco-HEL Helsinki-Vantaa

17h 35m1 stop Kastrup Copenhagen

6:15 am - 2:50 pmHEL Helsinki-Vantaa-SFO San Francisco

18h 35m1 stop Kastrup Copenhagen

$474Scandinavian Airlines

Sun, Jan 17 - Sun, Jan 31

6:00 am - 10:30 amSMF Sacramento Intl-HEL Helsinki-Vantaa

18h 30m1 stop Dallas/Fort Worth

12:30 pm - 8:03 pmHEL Helsinki-Vantaa-SMF Sacramento Intl

17h 33m1 stop Dallas/Fort Worth

$581Finnair

Wed, Nov 4 - Wed, Nov 11

6:00 am - 10:30 amSMF Sacramento Intl-HEL Helsinki-Vantaa

18h 30m1 stop Dallas/Fort Worth

12:30 pm - 8:03 pmHEL Helsinki-Vantaa-SMF Sacramento Intl

17h 33m1 stop Dallas/Fort Worth

$581Finnair

Wed, Nov 4 - Thu, Nov 12

6:25 am - 1:00 pmONT Ontario-HEL Helsinki-Vantaa

20h 35m2 stops Denver Intl Reykjavik Keflavik Intl

2:00 pm - 11:51 pmHEL Helsinki-Vantaa-ONT Ontario

19h 51m2 stops Reykjavik Keflavik Intl Denver Intl

$581Multiple Airlines

Thu, Nov 5 - Thu, Nov 12

10:56 am - 1:35 amSAN San Diego-HEL Helsinki-Vantaa

28h 39m2 stops San Francisco Kastrup Copenhagen

6:15 am - 6:38 pmHEL Helsinki-Vantaa-SAN San Diego

22h 23m2 stops Kastrup Copenhagen San Francisco

$583Multiple Airlines

Wed, Nov 4 - Wed, Nov 11

10:17 am - 6:45 pmSMF Sacramento Intl-HEL Helsinki-Vantaa

22h 28m2 stops Los Angeles Munich Franz Josef Strauss

12:35 pm - 11:44 pmHEL Helsinki-Vantaa-SMF Sacramento Intl

21h 09m2 stops Munich Franz Josef Strauss San Francisco

$609Lufthansa

Wed, Nov 4 - Thu, Nov 12

10:17 am - 6:45 pmSMF Sacramento Intl-HEL Helsinki-Vantaa

22h 28m2 stops Los Angeles Munich Franz Josef Strauss

7:05 am - 6:23 pmHEL Helsinki-Vantaa-SMF Sacramento Intl

21h 18m2 stops Frankfurt am Main Chicago O'Hare Intl

$616Lufthansa

Wed, Nov 4 - Fri, Nov 13

7:15 am - 11:40 amSAN San Diego-HEL Helsinki-Vantaa

18h 25m1 stop Dallas/Fort Worth

12:30 pm - 7:09 pmHEL Helsinki-Vantaa-SAN San Diego

16h 39m1 stop Dallas/Fort Worth

$624American Airlines

Sun, Nov 1 - Tue, Dec 1

10:06 am - 2:15 pmSAN San Diego-HEL Helsinki-Vantaa

18h 09m1 stop Chicago O'Hare Intl

12:30 pm - 10:06 pmHEL Helsinki-Vantaa-SAN San Diego

18h 36m1 stop Dallas/Fort Worth

$624American Airlines

Tue, Oct 20 - Tue, Oct 27

Cheap last minute flights

Enter your travel dates to find the best prices.

8:00 am - 11:00 amSAN San Diego-HEL Helsinki-Vantaa

17h 00m1 stop Dallas/Fort Worth

12:20 pm - 8:04 pmHEL Helsinki-Vantaa-SAN San Diego

17h 44m1 stop Dallas/Fort Worth

$624American Airlines

Sun, Sep 27 - Tue, Oct 13

3:20 pm - 5:40 pmSAN San Diego-HEL Helsinki-Vantaa

16h 20m2 stops Minneapolis St Paul Amsterdam Schiphol

7:00 am - 11:50 amHEL Helsinki-Vantaa-SAN San Diego

14h 50m1 stop Amsterdam Schiphol

$637KLM

Mon, Sep 28 - Tue, Oct 13

1:10 pm - 2:15 pmSAN San Diego-HEL Helsinki-Vantaa

15h 05m1 stop Chicago O'Hare Intl

12:20 pm - 5:53 pmHEL Helsinki-Vantaa-SAN San Diego

15h 33m1 stop Dallas/Fort Worth

$649Finnair

Mon, Sep 28 - Tue, Oct 13

6:50 pm - 3:25 pmLAX Los Angeles-HEL Helsinki-Vantaa

10h 35mnonstop

4:05 pm - 5:10 pmHEL Helsinki-Vantaa-LAX Los Angeles

11h 05mnonstop

$656Finnair

Sun, Sep 27 - Mon, Oct 12

7:30 am - 4:40 pmSAN San Diego-HEL Helsinki-Vantaa

23h 10m2 stops New York John F Kennedy Intl Paris Charles de Gaulle

7:00 am - 10:51 pmHEL Helsinki-Vantaa-SAN San Diego

25h 51m2 stops Amsterdam Schiphol Seattle/Tacoma Intl

$665Delta

Mon, Sep 28 - Tue, Oct 13

9:00 am - 11:00 amLAX Los Angeles-HEL Helsinki-Vantaa

16h 00m1 stop Dallas/Fort Worth

4:05 pm - 5:10 pmHEL Helsinki-Vantaa-LAX Los Angeles

11h 05mnonstop

$696American Airlines

Sun, Sep 27 - Mon, Oct 12

4:45 pm - 12:25 amLAX Los Angeles-HEL Helsinki-Vantaa

21h 40m1 stop Amsterdam Schiphol

5:40 pm - 11:40 amHEL Helsinki-Vantaa-LAX Los Angeles

28h 00m1 stop Paris Charles de Gaulle

$710Air France

Sun, Sep 27 - Sun, Oct 4

4:45 pm - 12:25 amLAX Los Angeles-HEL Helsinki-Vantaa

21h 40m1 stop Amsterdam Schiphol

5:40 pm - 12:55 pmHEL Helsinki-Vantaa-LAX Los Angeles

29h 15m1 stop Paris Charles de Gaulle

$720Air France

Sun, Sep 27 - Mon, Oct 12

9:59 pm - 4:40 pmSAN San Diego-HEL Helsinki-Vantaa

32h 41m2 stops New York John F Kennedy Intl Paris Charles de Gaulle

7:00 am - 11:50 amHEL Helsinki-Vantaa-SAN San Diego

14h 50m1 stop Amsterdam Schiphol

$797Delta

Sun, Sep 27 - Tue, Oct 13

2:40 pm - 5:30 pmSFO San Francisco-HEL Helsinki-Vantaa

16h 50m1 stop Frankfurt am Main

6:00 am - 9:48 pmHEL Helsinki-Vantaa-SFO San Francisco

25h 48m2 stops Munich Franz Josef Strauss Vancouver Intl

$1,106Multiple Airlines

Fri, Sep 25 - Sat, Oct 17

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Scandinavian Airlines flights from California to Helsinki

Our best Scandinavian Airlines deals on California to Helsinki flight tickets

Scandinavian Airlines

Nov 2

SFO4:45 pmSan Francisco

22h 50m

1 stop

HEL1:35 amHelsinki-Vantaa

Nov 9

HEL6:15 amHelsinki-Vantaa

18h 35m

1 stop

SFO2:50 pmSan Francisco

$442

Scandinavian Airlines

Nov 2

SFO4:45 pmSan Francisco

21h 25m

2 stops

HEL12:10 amHelsinki-Vantaa

Nov 9

HEL6:15 amHelsinki-Vantaa

18h 35m

1 stop

SFO2:50 pmSan Francisco

$474

Scandinavian Airlines

Nov 2

SFO4:45 pmSan Francisco

22h 50m

1 stop

HEL1:35 amHelsinki-Vantaa

Nov 16

HEL4:05 pmHelsinki-Vantaa

32h 45m

1 stop

SFO2:50 pmSan Francisco

$475

American Airlines flights from California to Helsinki

Our best American Airlines deals on California to Helsinki flight tickets

American Airlines

Nov 1

SAN7:15 amSan Diego

18h 25m

1 stop

HEL11:40 amHelsinki-Vantaa

Dec 1

HEL12:30 pmHelsinki-Vantaa

16h 39m

1 stop

SAN7:09 pmSan Diego

$624

American Airlines

Nov 5

SMF11:59 pmSacramento Intl

24h 31m

1 stop

HEL10:30 amHelsinki-Vantaa

Nov 12

HEL12:30 pmHelsinki-Vantaa

17h 33m

1 stop

SMF8:03 pmSacramento Intl

$626

American Airlines

Nov 1

SAN7:15 amSan Diego

18h 25m

1 stop

HEL11:40 amHelsinki-Vantaa

Dec 1

HEL12:30 pmHelsinki-Vantaa

19h 18m

2 stops

SAN9:48 pmSan Diego

$628

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San FranciscoHelsinki

SFO San Francisco - HEL Helsinki-Vantaa

SFOHEL

San Francisco

Mon 11/2

4:45 pm-1:35 am

1 stop22h 50m

Helsinki-Vantaa

Mon 11/9

6:15 am-2:50 pm

1 stop18h 35m

$442

San FranciscoHelsinki

SFO San Francisco - HEL Helsinki-Vantaa

SFOHEL

San Francisco

Sun 1/17

4:45 pm-8:20 pm

1 stop17h 35m

Helsinki-Vantaa

Sun 1/31

6:15 am-2:50 pm

1 stop18h 35m

$474

SacramentoHelsinki

SMF Sacramento Intl - HEL Helsinki-Vantaa

SMFHEL

Sacramento Intl

Wed 11/4

6:00 am-10:30 am

1 stop18h 30m

Helsinki-Vantaa

Wed 11/11

12:30 pm-8:03 pm

1 stop17h 33m

$581

SacramentoHelsinki

SMF Sacramento Intl - HEL Helsinki-Vantaa

SMFHEL

Sacramento Intl

Wed 11/4

6:00 am-10:30 am

1 stop18h 30m

Helsinki-Vantaa

Thu 11/12

12:30 pm-8:03 pm

1 stop17h 33m

$581

OntarioHelsinki

ONT Ontario - HEL Helsinki-Vantaa

ONTHEL

Ontario

Thu 11/5

6:25 am-1:00 pm

2 stops20h 35m

Helsinki-Vantaa

Thu 11/12

2:00 pm-11:51 pm

2 stops19h 51m

$581

San DiegoHelsinki

SAN San Diego - HEL Helsinki-Vantaa

SANHEL

San Diego

Wed 11/4

10:56 am-1:35 am

2 stops28h 39m

Helsinki-Vantaa

Wed 11/11

6:15 am-6:38 pm

2 stops22h 23m

$583

SacramentoHelsinki

SMF Sacramento Intl - HEL Helsinki-Vantaa

SMFHEL

Sacramento Intl

Wed 11/4

10:17 am-6:45 pm

2 stops22h 28m

Helsinki-Vantaa

Thu 11/12

12:35 pm-11:44 pm

2 stops21h 09m

$609

SacramentoHelsinki

SMF Sacramento Intl - HEL Helsinki-Vantaa

SMFHEL

Sacramento Intl

Wed 11/4

10:17 am-6:45 pm

2 stops22h 28m

Helsinki-Vantaa

Fri 11/13

7:05 am-6:23 pm

2 stops21h 18m

$616

Quickest round-trip

San DiegoHelsinki

SAN San Diego - HEL Helsinki-Vantaa

SANHEL

San Diego

Sun 11/1

7:15 am-11:40 am

1 stop18h 25m

Helsinki-Vantaa

Tue 12/1

12:30 pm-7:09 pm

1 stop16h 39m

$624

San DiegoHelsinki

SAN San Diego - HEL Helsinki-Vantaa

SANHEL

San Diego

Tue 10/20

10:06 am-2:15 pm

1 stop18h 09m

Helsinki-Vantaa

Tue 10/27

12:30 pm-10:06 pm

1 stop18h 36m

$624

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from California to Helsinki

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Helsinki?

The month of January is, on average, the cheapest month to fly to Helsinki from California, with most prices found around $706. If you aren’t able to travel during the month of January, then book flights to Helsinki from California during October instead. Flights to Helsinki in October, while not as cheap as those in January, still average around $732.

What is the cheapest day to depart on your flight to Helsinki?

The cheapest day to depart on your flight to Helsinki is on a Sunday when prices can be found for as low as $961. This is often the case because there is less demand to fly during this day of the week. Flights from California to Helsinki on a Saturday will generally be more expensive and average around $1,299. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Helsinki?

According to our data, the cheapest time of day to fly to Helsinki is in the evening. momondo users have found flights departing from California to Helsinki in the evening for as low as $733. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the afternoon is when there is more demand to fly to Helsinki, so prices are often more expensive at around $1,097 per ticket.

What is the cheapest California to Helsinki-Vantaa flight route?

Fly from Los Angeles Los Angeles to Helsinki-Vantaa for the best California - Helsinki-Vantaa flight prices

How far in advance should I book a flight from California to Helsinki?

You are more likely to see cheaper flights to Helsinki from California when booking weeks ahead of your departure date. In general, you can expect to find flights to Helsinki for around $1,043 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Helsinki from California for as low as $756 on momondo.

What cabin class options are available on California to Helsinki flights?

There are 3 cabin classes available to choose from on California to Helsinki flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on California to Helsinki flights?

You could potentially save up to 57% on your flight if you consider stops on a California to Helsinki flight.

Cheap California to Helsinki flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from California to Helsinki

Best Price Found	$368
Fastest flight time	10h 30m
Direct flights	Mon, Wed, Thu, Fri and Sat
Airports in Helsinki	1 airport

The best one-way flight to Helsinki from California in the past 72 hours is $368. The best round-trip flight deal from California to Helsinki found on momondo in the last 72 hours is $442.

The fastest flight from California to Helsinki takes 10h 30m

Direct flights go from California to Helsinki on Monday, Wednesday, Thursday, Friday and Saturday. There are no airlines offering direct flights.

There is 1 airport in Helsinki. From California there are direct flights to Helsinki-Vantaa (HEL).

Search flight deals

Frequently asked questions about flying from California to Helsinki

When did momondo last update prices for flights from California to Helsinki-Vantaa Airport?
Prices for flights from California to Helsinki-Vantaa Airport refresh daily.
How many operators does momondo search for flights from California to Helsinki-Vantaa Airport?
As of September 2026, there are 10 operators available to choose from for flights from California to Helsinki-Vantaa Airport.
How old do you have to be to fly from California to Helsinki-Vantaa Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from California to Helsinki-Vantaa Airport.
What documentation or ID do you need to fly to Helsinki-Vantaa Airport?
The required travel and health documents for your Helsinki-Vantaa Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Helsinki-Vantaa Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from California to Helsinki?
momondo data reveals that the most frequently booked plane model on the route from California to Helsinki is Airbus A350-900, representing 70.59% of all bookings. The subsequent popular models are Boeing 787-9 Dreamliner at 6.86%, Boeing 787 Dreamliner at 3.92%, and Boeing 777-300ER at 3.59%.

Best airlines flying from California to Helsinki

Compare and see reviews for airlines that fly from California to Helsinki with momondo

Airline	Rating	Free Cancellation	Price
Lufthansa	PriceFrom $473	Free Cancellation	Rating 6.8 8,236 reviews	Search Lufthansa flights
American Airlines	PriceFrom $481	Free Cancellation	Rating 7.0 12,081 reviews	Search American Airlines flights
Scandinavian Airlines	PriceFrom $496	Free Cancellation	Rating 7.4 1,990 reviews	Search Scandinavian Airlines flights
Delta	PriceFrom $538	Free Cancellation	Rating 7.8 8,594 reviews	Search Delta flights
Finnair	PriceFrom $572	Free Cancellation	Rating 7.6 1,431 reviews	Search Finnair flights
Turkish Airlines	PriceFrom $622	Free Cancellation	Rating 7.4 4,462 reviews	Search Turkish Airlines flights
United Airlines	PriceFrom $628	Free Cancellation	Rating 7.4 10,230 reviews	Search United Airlines flights
Iberia	PriceFrom $695	Free Cancellation	Rating 7.0 3,249 reviews	Search Iberia flights
British Airways	PriceFrom $698	Free Cancellation	Rating 6.7 8,229 reviews	Search British Airways flights
Air France	PriceFrom $971	Free Cancellation	Rating 7.5 1,651 reviews	Search Air France flights

Vantaa

Espoo

Lahti

Kotka

Why use momondo?

Why should I use momondo to find a flight deal from California to Helsinki?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Helsinki from California.

Can I find flights from California to Helsinki with flexible booking policies on momondo?

momondo does allow users to show only those flights to Helsinki from California which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from California to Helsinki?

momondo helps you find the best flight between California and Helsinki by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from California to Helsinki right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of California to Helsinki flights. All you need is a valid email address and we will do the rest; it is that quick and easy.