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Cheap flights from Helsinki to San Francisco from $401

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Helsinki to San Francisco

Cheap round-trip flights

Enter your travel dates to find the best prices.
Turkish Airlines Logo
12:15 pm - 4:30 pmHEL  Helsinki-Vantaa-SFO San Francisco
38h 15m1 stop Istanbul
Turkish Airlines Logo
6:35 pm - 6:10 pmSFO  San Francisco-HEL Helsinki-Vantaa
37h 35m1 stop Istanbul
$794Turkish Airlines
Mon, Nov 9 - Mon, Nov 23
Turkish Airlines Logo
12:15 pm - 4:30 pmHEL  Helsinki-Vantaa-SFO San Francisco
38h 15m1 stop Istanbul
Turkish Airlines Logo
6:35 pm - 6:10 pmSFO  San Francisco-HEL Helsinki-Vantaa
37h 35m1 stop Istanbul
$798Turkish Airlines
Mon, Nov 9 - Mon, Nov 23
Scandinavian Airlines Logo
9:05 pm - 2:40 pmHEL  Helsinki-Vantaa-SFO San Francisco
27h 35m1 stop Kastrup Copenhagen
Scandinavian Airlines Logo
5:45 pm - 8:20 pmSFO  San Francisco-HEL Helsinki-Vantaa
17h 35m1 stop Kastrup Copenhagen
$801Scandinavian Airlines
Thu, Oct 15 - Thu, Oct 29
Turkish Airlines Logo
12:15 pm - 4:30 pmHEL  Helsinki-Vantaa-SFO San Francisco
38h 15m1 stop Istanbul
Turkish Airlines Logo
6:35 pm - 6:10 pmSFO  San Francisco-HEL Helsinki-Vantaa
37h 35m1 stop Istanbul
$802Turkish Airlines
Mon, Nov 9 - Mon, Nov 23
Turkish Airlines Logo
12:15 pm - 4:30 pmHEL  Helsinki-Vantaa-SFO San Francisco
38h 15m1 stop Istanbul
Turkish Airlines Logo
6:35 pm - 6:10 pmSFO  San Francisco-HEL Helsinki-Vantaa
37h 35m1 stop Istanbul
$804Turkish Airlines
Mon, Nov 9 - Mon, Nov 23
Scandinavian Airlines Logo
6:15 am - 3:50 pmHEL  Helsinki-Vantaa-SFO San Francisco
18h 35m1 stop Kastrup Copenhagen
Scandinavian Airlines Logo
4:45 pm - 1:35 amSFO  San Francisco-HEL Helsinki-Vantaa
22h 50m1 stop Kastrup Copenhagen
$805Scandinavian Airlines
Sat, Oct 31 - Mon, Nov 16
Scandinavian Airlines Logo
9:05 pm - 2:40 pmHEL  Helsinki-Vantaa-SFO San Francisco
27h 35m1 stop Kastrup Copenhagen
Scandinavian Airlines Logo
5:45 pm - 1:35 amSFO  San Francisco-HEL Helsinki-Vantaa
22h 50m1 stop Kastrup Copenhagen
$812Scandinavian Airlines
Thu, Oct 22 - Thu, Oct 29
Lufthansa Logo
12:35 pm - 7:35 pmHEL  Helsinki-Vantaa-SFO San Francisco
17h 00m1 stop Munich Franz Josef Strauss
Lufthansa Logo
9:40 pm - 6:45 pmSFO  San Francisco-HEL Helsinki-Vantaa
35h 05m1 stop Munich Franz Josef Strauss
$925Lufthansa
Mon, Nov 9 - Mon, Nov 23
Lufthansa Logo
7:00 am - 4:05 pmHEL  Helsinki-Vantaa-SFO San Francisco
19h 05m1 stop Frankfurt am Main
Lufthansa Logo
2:19 pm - 6:45 pmSFO  San Francisco-HEL Helsinki-Vantaa
18h 26m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss
$957Lufthansa
Thu, Nov 5 - Tue, Feb 2
Lufthansa Logo
7:05 am - 4:05 pmHEL  Helsinki-Vantaa-SFO San Francisco
19h 00m1 stop Frankfurt am Main
Lufthansa Logo
2:19 pm - 6:45 pmSFO  San Francisco-HEL Helsinki-Vantaa
18h 26m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss
$957Lufthansa
Wed, Nov 4 - Tue, Feb 2

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Turkish Airlines flights from Helsinki to San Francisco

Our best Turkish Airlines deals on Helsinki to San Francisco flight tickets
Turkish Airlines
Nov 9
HEL12:15 pmHelsinki-Vantaa
38h 15m
1 stop
SFO4:30 pmSan Francisco
Nov 23
SFO6:35 pmSan Francisco
37h 35m
1 stop
HEL6:10 pmHelsinki-Vantaa
$794
Turkish Airlines
Nov 9
HEL12:15 pmHelsinki-Vantaa
38h 15m
1 stop
SFO4:30 pmSan Francisco
Nov 23
SFO6:35 pmSan Francisco
37h 35m
1 stop
HEL6:10 pmHelsinki-Vantaa
$798
Turkish Airlines
Nov 9
HEL12:15 pmHelsinki-Vantaa
38h 15m
1 stop
SFO4:30 pmSan Francisco
Nov 23
SFO6:35 pmSan Francisco
37h 35m
1 stop
HEL6:10 pmHelsinki-Vantaa
$802

Scandinavian Airlines flights from Helsinki to San Francisco

Our best Scandinavian Airlines deals on Helsinki to San Francisco flight tickets
Scandinavian Airlines
Oct 15
HEL9:05 pmHelsinki-Vantaa
27h 35m
1 stop
SFO2:40 pmSan Francisco
Oct 29
SFO5:45 pmSan Francisco
17h 35m
1 stop
HEL8:20 pmHelsinki-Vantaa
$801
Scandinavian Airlines
Oct 31
HEL6:15 amHelsinki-Vantaa
18h 35m
1 stop
SFO3:50 pmSan Francisco
Nov 16
SFO4:45 pmSan Francisco
22h 50m
1 stop
HEL1:35 amHelsinki-Vantaa
$805
Scandinavian Airlines
Oct 22
HEL9:05 pmHelsinki-Vantaa
27h 35m
1 stop
SFO2:40 pmSan Francisco
Oct 29
SFO5:45 pmSan Francisco
22h 50m
1 stop
HEL1:35 amHelsinki-Vantaa
$812

momondo Fare Finder

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

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Route

Depart

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Price

Cheapest round-trip

HelsinkiSan Francisco

HEL Helsinki-Vantaa - SFO San Francisco

HELSFO

Helsinki-Vantaa

Mon 11/9

12:15 pm-4:30 pm

1 stop38h 15m

San Francisco

Mon 11/23

6:35 pm-6:10 pm

1 stop37h 35m

$794

HelsinkiSan Francisco

HEL Helsinki-Vantaa - SFO San Francisco

HELSFO

Helsinki-Vantaa

Mon 11/9

12:15 pm-4:30 pm

1 stop38h 15m

San Francisco

Mon 11/23

6:35 pm-6:10 pm

1 stop37h 35m

$798

HelsinkiSan Francisco

HEL Helsinki-Vantaa - SFO San Francisco

HELSFO

Helsinki-Vantaa

Thu 10/15

9:05 pm-2:40 pm

1 stop27h 35m

San Francisco

Thu 10/29

5:45 pm-8:20 pm

1 stop17h 35m

$801

HelsinkiSan Francisco

HEL Helsinki-Vantaa - SFO San Francisco

HELSFO

Helsinki-Vantaa

Mon 11/9

12:15 pm-4:30 pm

1 stop38h 15m

San Francisco

Mon 11/23

6:35 pm-6:10 pm

1 stop37h 35m

$802

HelsinkiSan Francisco

HEL Helsinki-Vantaa - SFO San Francisco

HELSFO

Helsinki-Vantaa

Mon 11/9

12:15 pm-4:30 pm

1 stop38h 15m

San Francisco

Mon 11/23

6:35 pm-6:10 pm

1 stop37h 35m

$804

HelsinkiSan Francisco

HEL Helsinki-Vantaa - SFO San Francisco

HELSFO

Helsinki-Vantaa

Sat 10/31

6:15 am-3:50 pm

1 stop18h 35m

San Francisco

Mon 11/16

4:45 pm-1:35 am

1 stop22h 50m

$805

HelsinkiSan Francisco

HEL Helsinki-Vantaa - SFO San Francisco

HELSFO

Helsinki-Vantaa

Thu 10/22

9:05 pm-2:40 pm

1 stop27h 35m

San Francisco

Thu 10/29

5:45 pm-1:35 am

1 stop22h 50m

$812

HelsinkiSan Francisco

HEL Helsinki-Vantaa - SFO San Francisco

HELSFO

Helsinki-Vantaa

Mon 11/9

12:35 pm-7:35 pm

1 stop17h 00m

San Francisco

Mon 11/23

9:40 pm-6:45 pm

1 stop35h 05m

$925

HelsinkiSan Francisco

HEL Helsinki-Vantaa - SFO San Francisco

HELSFO

Helsinki-Vantaa

Thu 11/5

7:00 am-4:05 pm

1 stop19h 05m

San Francisco

Tue 2/2

2:19 pm-6:45 pm

2 stops18h 26m

$957
Quickest round-trip

HelsinkiSan Francisco

HEL Helsinki-Vantaa - SFO San Francisco

HELSFO

Helsinki-Vantaa

Wed 11/4

7:05 am-4:05 pm

1 stop19h 00m

San Francisco

Tue 2/2

2:19 pm-6:45 pm

2 stops18h 26m

$957

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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?

Prices are currently low for flights on this route.

Typical prices usually range from $815 to $1,026.
The lowest price recently found on this route was $794.

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 $971 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 24% 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 September 2026, prices for Helsinki to San Francisco flights are approximately 33% 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

Best Price Found

$401

Fastest flight time

18h 05m

Direct flights

None
The best one-way flight to San Francisco from Helsinki in the past 72 hours is $401. The best round-trip flight deal from Helsinki to San Francisco found on momondo in the last 72 hours is $794.
The fastest flight from Helsinki to San Francisco takes 18h 05m
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 18h 05m, 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 $703Free CancellationRating
7.4
1,998 reviews
Search Scandinavian Airlines flights
LufthansaPriceFrom $953Free CancellationRating
6.8
8,240 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
South San Francisco
Berkeley
Hayward
Bodega Bay
Fremont
Santa Clara
Walnut Creek
Sunnyvale
Vallejo
Half Moon Bay
Roseville
Salinas
Sonoma
Daly City
Milpitas
Pacific Grove
Marina

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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