Which layover airport has the shortest connection time from Helsinki to San Francisco?

London (LHR) has the shortest average layover time for this route: 1h 55m.

Which layover airport has the shortest travel time from Helsinki to San Francisco?

Flights connecting via London (LHR) have the shortest average one-way travel time: 15h 50m.

Which layover airport offers the lowest fares from Helsinki to San Francisco?

Flights via Copenhagen (CPH) offer the lowest average round-trip price of $937.

What day of the week experiences the fewest flight delays on this route?

Monday is statistically the day of the week which experiences the fewest number of delays on this flight route. Monday has historically seen more delays on average compared to the rest of the week.

How often are flights from Helsinki to San Francisco delayed?

Historically, on average around 100% of flights between Helsinki and San Francisco have experienced a delay on any given week. The average delay length over the past 12 months has been 101 minutes.

What is the most punctual flight time for Helsinki to San Francisco flights?

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights in the early afternoon have, in the past, seen delays more frequently in comparison.

Which airport is the most popular layover for flights between Helsinki and San Francisco?

Frankfurt am Main (FRA) was the most common stop: 57% of momondo users choosing 1-stop flights on this route connected there.

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

Prices for flights from Helsinki-Vantaa Airport to San Francisco Airport are updated daily.

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

As of August 2026, there are 2 operators available to choose from for flights from Helsinki-Vantaa Airport to San Francisco Airport.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Helsinki-Vantaa Airport to San Francisco Airport.

What documentation or ID do you need to fly to San Francisco Airport?

The travel and health documents required for your trip to San Francisco Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Francisco Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$376 Cheap Flights from Helsinki to San Francisco in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Helsinki to San Francisco

Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

7:00 am - 3:54 pmHEL Helsinki-Vantaa-SFO San Francisco

18h 54m2 stops Amsterdam Schiphol Los Angeles

10:35 am - 1:05 pmSFO San Francisco-HEL Helsinki-Vantaa

16h 30m2 stops Seattle/Tacoma Intl Amsterdam Schiphol

$933Multiple Airlines

Mon, Oct 12 - Tue, Oct 20

7:00 am - 3:54 pmHEL Helsinki-Vantaa-SFO San Francisco

18h 54m2 stops Amsterdam Schiphol Los Angeles

1:45 pm - 5:40 pmSFO San Francisco-HEL Helsinki-Vantaa

17h 55m1 stop Amsterdam Schiphol

$933Air France

Mon, Oct 12 - Tue, Oct 20

7:00 am - 3:54 pmHEL Helsinki-Vantaa-SFO San Francisco

18h 54m2 stops Amsterdam Schiphol Los Angeles

2:15 pm - 5:40 pmSFO San Francisco-HEL Helsinki-Vantaa

17h 25m2 stops Seattle/Tacoma Intl Amsterdam Schiphol

$933Air France

Mon, Oct 12 - Mon, Oct 19

6:10 am - 6:00 pmHEL Helsinki-Vantaa-SFO San Francisco

21h 50m2 stops Kastrup Copenhagen Paris Charles de Gaulle

1:45 pm - 11:50 pmSFO San Francisco-HEL Helsinki-Vantaa

24h 05m3 stops Amsterdam Schiphol Kastrup Copenhagen Stockholm Arlanda

$935Multiple Airlines

Thu, Oct 8 - Wed, Oct 21

6:10 am - 2:40 pmHEL Helsinki-Vantaa-SFO San Francisco

18h 30m1 stop Kastrup Copenhagen

4:45 pm - 1:30 amSFO San Francisco-HEL Helsinki-Vantaa

22h 45m1 stop Kastrup Copenhagen

$950Scandinavian Airlines

Wed, Oct 14 - Fri, Oct 23

9:05 pm - 2:40 pmHEL Helsinki-Vantaa-SFO San Francisco

27h 35m1 stop Kastrup Copenhagen

4:45 pm - 3:20 pmSFO San Francisco-HEL Helsinki-Vantaa

12h 35m1 stop Kastrup Copenhagen

$950Scandinavian Airlines

Mon, Oct 12 - Sun, Oct 18

9:05 pm - 2:40 pmHEL Helsinki-Vantaa-SFO San Francisco

27h 35m1 stop Kastrup Copenhagen

4:45 pm - 3:20 pmSFO San Francisco-HEL Helsinki-Vantaa

12h 35m1 stop Kastrup Copenhagen

$951Scandinavian Airlines

Mon, Oct 12 - Sat, Oct 17

6:35 am - 12:40 pmHEL Helsinki-Vantaa-SFO San Francisco

16h 05m1 stop Frankfurt am Main

9:05 pm - 1:35 amSFO San Francisco-HEL Helsinki-Vantaa

18h 30m1 stop Munich Franz Josef Strauss

$953Lufthansa

Wed, Sep 23 - Wed, Sep 30

6:35 am - 12:40 pmHEL Helsinki-Vantaa-SFO San Francisco

16h 05m1 stop Frankfurt am Main

9:05 pm - 1:35 amSFO San Francisco-HEL Helsinki-Vantaa

18h 30m1 stop Munich Franz Josef Strauss

$972Lufthansa

Wed, Oct 14 - Wed, Oct 21

6:45 am - 12:59 amHEL Helsinki-Vantaa-SFO San Francisco

28h 14m2 stops Frankfurt am Main Washington, D.C. Dulles Intl

9:05 pm - 1:35 amSFO San Francisco-HEL Helsinki-Vantaa

18h 30m1 stop Munich Franz Josef Strauss

$983Lufthansa

Sun, Sep 20 - Sun, Sep 27

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Icelandair flights from Helsinki to San Francisco

Our best Icelandair deals on Helsinki to San Francisco flight tickets

Icelandair

Oct 14

HEL3:00 pmHelsinki-Vantaa

16h 28m

2 stops

SFO9:28 pmSan Francisco

Oct 21

SFO11:00 amSan Francisco

41h 00m

2 stops

HEL2:00 pmHelsinki-Vantaa

$982

Icelandair

Oct 13

HEL3:00 pmHelsinki-Vantaa

16h 28m

2 stops

SFO9:28 pmSan Francisco

Oct 23

SFO10:30 amSan Francisco

17h 30m

2 stops

HEL2:00 pmHelsinki-Vantaa

$1,025

Icelandair

Oct 12

HEL11:55 pmHelsinki-Vantaa

31h 33m

2 stops

SFO9:28 pmSan Francisco

Oct 23

SFO10:30 amSan Francisco

17h 30m

2 stops

HEL2:00 pmHelsinki-Vantaa

$1,027

Air Canada flights from Helsinki to San Francisco

Our best Air Canada deals on Helsinki to San Francisco flight tickets

Air Canada

Oct 15

HEL6:00 amHelsinki-Vantaa

27h 20m

2 stops

SFO11:20 pmSan Francisco

Oct 21

SFO8:23 amSan Francisco

24h 32m

2 stops

HEL6:55 pmHelsinki-Vantaa

$985

Air Canada

Oct 16

HEL6:00 amHelsinki-Vantaa

37h 28m

2 stops

SFO9:28 amSan Francisco

Oct 22

SFO1:58 pmSan Francisco

18h 57m

2 stops

HEL6:55 pmHelsinki-Vantaa

$1,032

Air Canada

Oct 15

HEL6:00 amHelsinki-Vantaa

43h 21m

2 stops

SFO3:21 pmSan Francisco

Oct 20

SFO11:39 pmSan Francisco

33h 16m

2 stops

HEL6:55 pmHelsinki-Vantaa

$1,035

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HelsinkiSan Francisco

HEL Helsinki-Vantaa - SFO San Francisco

HELSFO

Helsinki-Vantaa

Mon 10/12

7:00 am-3:54 pm

2 stops18h 54m

San Francisco

Tue 10/20

10:35 am-1:05 pm

2 stops16h 30m

$933

HelsinkiSan Francisco

HEL Helsinki-Vantaa - SFO San Francisco

HELSFO

Helsinki-Vantaa

Mon 10/12

7:00 am-3:54 pm

2 stops18h 54m

San Francisco

Tue 10/20

1:45 pm-5:40 pm

1 stop17h 55m

$933

HelsinkiSan Francisco

HEL Helsinki-Vantaa - SFO San Francisco

HELSFO

Helsinki-Vantaa

Mon 10/12

7:00 am-3:54 pm

2 stops18h 54m

San Francisco

Mon 10/19

2:15 pm-5:40 pm

2 stops17h 25m

$933

HelsinkiSan Francisco

HEL Helsinki-Vantaa - SFO San Francisco

HELSFO

Helsinki-Vantaa

Thu 10/8

6:10 am-6:00 pm

2 stops21h 50m

San Francisco

Wed 10/21

1:45 pm-11:50 pm

3 stops24h 05m

$935

HelsinkiSan Francisco

HEL Helsinki-Vantaa - SFO San Francisco

HELSFO

Helsinki-Vantaa

Wed 10/14

6:10 am-2:40 pm

1 stop18h 30m

San Francisco

Fri 10/23

4:45 pm-1:30 am

1 stop22h 45m

$950

HelsinkiSan Francisco

HEL Helsinki-Vantaa - SFO San Francisco

HELSFO

Helsinki-Vantaa

Mon 10/12

9:05 pm-2:40 pm

1 stop27h 35m

San Francisco

Sun 10/18

4:45 pm-3:20 pm

1 stop12h 35m

$950

HelsinkiSan Francisco

HEL Helsinki-Vantaa - SFO San Francisco

HELSFO

Helsinki-Vantaa

Mon 10/12

9:05 pm-2:40 pm

1 stop27h 35m

San Francisco

Sat 10/17

4:45 pm-3:20 pm

1 stop12h 35m

$951

Quickest round-trip

HelsinkiSan Francisco

HEL Helsinki-Vantaa - SFO San Francisco

HELSFO

Helsinki-Vantaa

Wed 9/23

6:35 am-12:40 pm

1 stop16h 05m

San Francisco

Wed 9/30

9:05 pm-1:35 am

1 stop18h 30m

$953

HelsinkiSan Francisco

HEL Helsinki-Vantaa - SFO San Francisco

HELSFO

Helsinki-Vantaa

Wed 10/14

6:35 am-12:40 pm

1 stop16h 05m

San Francisco

Wed 10/21

9:05 pm-1:35 am

1 stop18h 30m

$972

HelsinkiSan Francisco

HEL Helsinki-Vantaa - SFO San Francisco

HELSFO

Helsinki-Vantaa

Sun 9/20

6:45 am-12:59 am

2 stops28h 14m

San Francisco

Sun 9/27

9:05 pm-1:35 am

1 stop18h 30m

$983

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 Helsinki to San Francisco

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

Delays

Layovers

What is the typical price of a round-trip flight between Helsinki and San Francisco?

Prices are currently typical for flights on this route.

Typical prices usually range from $873 to $1,080.
The lowest price recently found on this route was $933.

What is the cheapest month to fly to San Francisco?

If you aren’t able to travel to San Francisco during the month of February, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $813.

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

You are more likely to see cheaper flights to San Francisco from Helsinki when booking weeks ahead of your departure date. In general, you can expect to find flights to San Francisco for around $961 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Francisco from Helsinki for as low as $773 on momondo.

Can stopping save me money on Helsinki to San Francisco flights?

You could potentially save up to 44% on your flight if you consider stops on a Helsinki to San Francisco flight.

How have Helsinki to San Francisco flight prices changed over time?

As of August 2026, prices for Helsinki to San Francisco flights are approximately 38% cheaper when compared to flights at the same time last year.

When to book flights from Helsinki to San Francisco

Are you open to changing your travel dates? Check out the ideal times to fly from Helsinki to San Francisco according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Helsinki to San Francisco (HEL to SFO) flight deals and tips

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

Best Price Found	$376
Fastest flight time	14h 45m
Direct flights	None

The best one-way flight to San Francisco from Helsinki in the past 72 hours is $376. The best round-trip flight deal from Helsinki to San Francisco found on momondo in the last 72 hours is $933.

The fastest flight from Helsinki to San Francisco takes 14h 45m

There are no direct flights from Helsinki to San Francisco. There are no popular flight routes from Helsinki to San Francisco.

Search flight deals

Frequently asked questions about flying from Helsinki to San Francisco

How far is Helsinki-Vantaa to San Francisco by plane?
San Francisco is 5415.9 mi away from Helsinki-Vantaa. Flights usually cover this in 14h 45m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Helsinki-Vantaa Airport to San Francisco Airport?
Prices for flights from Helsinki-Vantaa Airport to San Francisco Airport are updated daily.
How many operators does momondo search for flights from Helsinki-Vantaa Airport to San Francisco Airport?
As of August 2026, there are 2 operators available to choose from for flights from Helsinki-Vantaa Airport to San Francisco Airport.
How old do you have to be to fly from Helsinki-Vantaa Airport to San Francisco Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Helsinki-Vantaa Airport to San Francisco Airport.
What documentation or ID do you need to fly to San Francisco Airport?
The travel and health documents required for your trip to San Francisco Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Francisco Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Helsinki to San Francisco?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Helsinki to San Francisco is Lufthansa (73% of total bookings). The next most popular airline is Scandinavian Airlines (27%).

Best airlines flying from Helsinki to San Francisco

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

Airline	Rating	Free Cancellation	Price
Scandinavian Airlines	PriceFrom $682	Free Cancellation	Rating 7.4 1,961 reviews		Search Scandinavian Airlines flights
Lufthansa	PriceFrom $894	Free Cancellation	Rating 6.8 8,217 reviews		Search Lufthansa flights

Santa Cruz

Carmel-by-the-Sea

Modesto

South San Francisco

Bodega Bay

Fremont

Hayward

Berkeley

Walnut Creek

Santa Clara

Sunnyvale

Vallejo

Roseville

Salinas

Sonoma

Daly City

Milpitas

Marina

Palo Alto

Burlingame

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Helsinki to San Francisco. momondo saves you time and could save you money on your trip.

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

Yes. All flights to San Francisco from Helsinki on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Helsinki to San Francisco?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to San Francisco from Helsinki.

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

If you are simply researching potential flights to San Francisco, momondo offers a useful price alert feature which will track prices for flights to San Francisco from Helsinki and alert you when they change.

An easier way to manage your San Francisco trip

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Cheap flights from Helsinki to San Francisco from $376

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Helsinki to San Francisco departing on 10/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Icelandair flights from Helsinki to San Francisco

Our best Icelandair deals on Helsinki to San Francisco flight tickets

Air Canada flights from Helsinki to San Francisco

Our best Air Canada deals on Helsinki to San Francisco flight tickets

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Use the filters below to find and compare flights from Helsinki to San Francisco that are best for you.

See travel insights to San Francisco from

How to get the cheapest flight ticket from Helsinki to San Francisco

What is the typical price of a round-trip flight between Helsinki and San Francisco?

What is the cheapest month to fly to San Francisco?

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

Can stopping save me money on Helsinki to San Francisco flights?

How have Helsinki to San Francisco flight prices changed over time?

How often are flights from Helsinki to San Francisco delayed?

What is the most punctual flight time for Helsinki to San Francisco flights?

What day of the week experiences the fewest flight delays on this route?

Which airport is the most popular layover for flights between Helsinki and San Francisco?

Which layover airport offers the lowest fares from Helsinki to San Francisco?

Which layover airport has the shortest travel time from Helsinki to San Francisco?

Which layover airport has the shortest connection time from Helsinki to San Francisco?

When to book flights from Helsinki to San Francisco

Cheap Helsinki to San Francisco (HEL to SFO) flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Helsinki to San Francisco

Best airlines flying from Helsinki to San Francisco

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

Traveling to a place near San Francisco?

Why use momondo?

An easier way to manage your San Francisco trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

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Fly your favorite airline to San Francisco

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to San Francisco

List of cabin classes available on flights landing in San Francisco. Availability may vary depending on flight origin and airline.

Popular cities in the United States

Popular flights according to clicks in the last 7 days on momondo

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According to popular flight searches on momondo this year

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