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Cheap flights from Helsinki to San Francisco from $482

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 9/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Helsinki to San Francisco

Cheap round-trip flights

Enter your travel dates to find the best prices.
Lufthansa Logo
6:35 am - 12:40 pm
HEL
-
SFO
16h 05m
1 stop
Lufthansa Logo
9:05 pm - 1:35 am
SFO
-
HEL
18h 30m
1 stop
$846Lufthansa
Thu, Jun 25 - Wed, Jul 8
Turkish Airlines Logo
12:30 pm - 4:45 pm
HEL
-
SFO
38h 15m
1 stop
Turkish Airlines Logo
6:50 pm - 6:05 pm
SFO
-
HEL
37h 15m
1 stop
$884Turkish Airlines
Mon, Nov 16 - Wed, Dec 2
Turkish Airlines Logo
12:30 pm - 4:45 pm
HEL
-
SFO
38h 15m
1 stop
Turkish Airlines Logo
6:50 pm - 6:05 pm
SFO
-
HEL
37h 15m
1 stop
$890Turkish Airlines
Sun, Nov 15 - Mon, Nov 30
Multiple Airlines Logo
3:40 pm - 12:40 pm
HEL
-
SFO
31h 00m
2 stops
Multiple Airlines Logo
12:15 pm - 6:20 pm
SFO
-
HEL
20h 05m
3 stops
$892Multiple Airlines
Mon, Jun 8 - Mon, Jun 22
Turkish Airlines Logo
12:30 pm - 4:45 pm
HEL
-
SFO
38h 15m
1 stop
Turkish Airlines Logo
6:50 pm - 6:05 pm
SFO
-
HEL
37h 15m
1 stop
$895Turkish Airlines
Sun, Nov 15 - Sun, Nov 29
Turkish Airlines Logo
12:30 pm - 4:45 pm
HEL
-
SFO
38h 15m
1 stop
Turkish Airlines Logo
6:50 pm - 6:05 pm
SFO
-
HEL
37h 15m
1 stop
$919Turkish Airlines
Mon, Nov 16 - Fri, Nov 27
Turkish Airlines Logo
12:30 pm - 4:45 pm
HEL
-
SFO
38h 15m
1 stop
Turkish Airlines Logo
6:50 pm - 6:05 pm
SFO
-
HEL
37h 15m
1 stop
$925Turkish Airlines
Sun, Nov 15 - Fri, Nov 27
Lufthansa Logo
6:35 am - 3:15 pm
HEL
-
SFO
18h 40m
1 stop
Lufthansa Logo
9:05 pm - 1:35 am
SFO
-
HEL
18h 30m
1 stop
$930Lufthansa
Thu, Jul 16 - Wed, Jul 29
Lufthansa Logo
6:35 am - 12:40 pm
HEL
-
SFO
16h 05m
1 stop
Lufthansa Logo
7:15 pm - 12:30 am
SFO
-
HEL
19h 15m
1 stop
$931Lufthansa
Thu, Jun 4 - Mon, Jun 22
Scandinavian Airlines Logo
6:15 am - 2:50 pm
HEL
-
SFO
18h 35m
1 stop
Scandinavian Airlines Logo
4:45 pm - 8:20 pm
SFO
-
HEL
17h 35m
2 stops
$934Scandinavian Airlines
Sun, Nov 15 - Sun, Nov 29

Air Canada flights from Helsinki to San Francisco

Our best Air Canada deals on Helsinki to San Francisco flight tickets
Air Canada
Jun 22
HEL6:55 amHelsinki-Vantaa
21h 37m
2 stops
SFO6:32 pmSan Francisco
Jul 5
SFO12:15 pmSan Francisco
20h 40m
2 stops
HEL6:55 pmHelsinki-Vantaa
$1,045
Air Canada
Jun 22
HEL6:55 amHelsinki-Vantaa
21h 37m
2 stops
SFO6:32 pmSan Francisco
Jul 5
SFO6:00 amSan Francisco
26h 55m
2 stops
HEL6:55 pmHelsinki-Vantaa
$1,050

Lufthansa flights from Helsinki to San Francisco

Our best Lufthansa deals on Helsinki to San Francisco flight tickets
Lufthansa
Jun 25
HEL6:35 amHelsinki-Vantaa
16h 05m
1 stop
SFO12:40 pmSan Francisco
Jul 8
SFO9:05 pmSan Francisco
18h 30m
1 stop
HEL1:35 amHelsinki-Vantaa
$846
Lufthansa
Jun 9
HEL7:05 amHelsinki-Vantaa
15h 35m
1 stop
SFO12:40 pmSan Francisco
Aug 5
SFO9:05 pmSan Francisco
18h 30m
1 stop
HEL1:35 amHelsinki-Vantaa
$924
Lufthansa
Jul 16
HEL6:35 amHelsinki-Vantaa
18h 40m
1 stop
SFO3:15 pmSan Francisco
Jul 29
SFO9:05 pmSan Francisco
18h 30m
1 stop
HEL1:35 amHelsinki-Vantaa
$930

momondo Fare Finder

 
Customize your flight search to find flights from Helsinki to San Francisco that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated May 20, 2026.
Use the filters below to find and compare flights from Helsinki to San Francisco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

HelsinkiSan Francisco

HEL - SFO

HELSFO

Helsinki-Vantaa

Thu 6/25

6:35 am-12:40 pm

1 stop16h 05m

San Francisco

Wed 7/8

9:05 pm-1:35 am

1 stop18h 30m

$846

HelsinkiSan Francisco

HEL - SFO

HELSFO

Helsinki-Vantaa

Mon 11/16

12:30 pm-4:45 pm

1 stop38h 15m

San Francisco

Wed 12/2

6:50 pm-6:05 pm

1 stop37h 15m

$884

HelsinkiSan Francisco

HEL - SFO

HELSFO

Helsinki-Vantaa

Sun 11/15

12:30 pm-4:45 pm

1 stop38h 15m

San Francisco

Mon 11/30

6:50 pm-6:05 pm

1 stop37h 15m

$890

HelsinkiSan Francisco

HEL - SFO

HELSFO

Helsinki-Vantaa

Mon 6/8

3:40 pm-12:40 pm

2 stops31h 00m

San Francisco

Mon 6/22

12:15 pm-6:20 pm

3 stops20h 05m

$892

HelsinkiSan Francisco

HEL - SFO

HELSFO

Helsinki-Vantaa

Sun 11/15

12:30 pm-4:45 pm

1 stop38h 15m

San Francisco

Sun 11/29

6:50 pm-6:05 pm

1 stop37h 15m

$895

HelsinkiSan Francisco

HEL - SFO

HELSFO

Helsinki-Vantaa

Mon 11/16

12:30 pm-4:45 pm

1 stop38h 15m

San Francisco

Fri 11/27

6:50 pm-6:05 pm

1 stop37h 15m

$919

HelsinkiSan Francisco

HEL - SFO

HELSFO

Helsinki-Vantaa

Sun 11/15

12:30 pm-4:45 pm

1 stop38h 15m

San Francisco

Fri 11/27

6:50 pm-6:05 pm

1 stop37h 15m

$925

HelsinkiSan Francisco

HEL - SFO

HELSFO

Helsinki-Vantaa

Thu 7/16

6:35 am-3:15 pm

1 stop18h 40m

San Francisco

Wed 7/29

9:05 pm-1:35 am

1 stop18h 30m

$930

HelsinkiSan Francisco

HEL - SFO

HELSFO

Helsinki-Vantaa

Thu 6/4

6:35 am-12:40 pm

1 stop16h 05m

San Francisco

Mon 6/22

7:15 pm-12:30 am

1 stop19h 15m

$931

HelsinkiSan Francisco

HEL - SFO

HELSFO

Helsinki-Vantaa

Sun 11/15

6:15 am-2:50 pm

1 stop18h 35m

San Francisco

Sun 11/29

4:45 pm-8:20 pm

2 stops17h 35m

$934

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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See travel insights to San Francisco from

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

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?

If you aren’t able to travel to San Francisco during the month of February, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $808.

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 $914 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 $771 on momondo.

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

As of May 2026, prices for Helsinki to San Francisco flights are approximately 48% more expensive 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

Fastest flight time

13h 25m

Direct flights

None
The fastest flight from Helsinki to San Francisco takes 13h 25m
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 13h 25m, 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?

  • 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?

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 AirlinesPriceFrom $682Free CancellationRating
7.4
1,783 reviews
Search Scandinavian Airlines flights
LufthansaPriceFrom $868Free CancellationRating
6.8
8,015 reviews
Search Lufthansa flights

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Santa Cruz
Carmel-by-the-Sea
Modesto
Sonoma
Bodega Bay
Walnut Creek
Hayward
Roseville
Santa Clara
Berkeley
Fremont
Vallejo
Big Sur
Sunnyvale
Calistoga
South San Francisco
Daly City
Salinas
Pacific Grove
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

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.
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