SFO - HEL

$324 Find Cheap Flights from San Francisco to Helsinki - Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$808
Typical prices: $631-$1,296
Scandinavian Airlines
Sun 10/7Sun 10/14
SFO - HEL • 1 stop
Cheapest one-way
$324
Typical prices: $467-$786
Multiple Airlines
Mon 10/1
SFO - HEL • 3 stops
Nonstop flights
There are currently no direct flights between San Francisco and Helsinki. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to book
in advance
Our data shows that travelers who book at least 26 weeks in advance save around 57% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 45% price drop
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Cheapest • Avg $538 (round-trip)
Shortest trip • 13h 13m (one-way)
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Insights
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Flight Deals

Cheap Flights from San Francisco to Helsinki (SFO-HEL)

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

Recent round-trip flight deals from San Francisco to Helsinki

Wed, Oct 7 - Wed, Oct 14
Scandinavian Airlines Logo
4:45 pm - 3:20 pmSFO  San Francisco-HEL Helsinki-Vantaa
12h 35m1 stop Kastrup Copenhagen
Scandinavian Airlines Logo
6:10 am - 2:40 pmHEL  Helsinki-Vantaa-SFO San Francisco
18h 30m1 stop Kastrup Copenhagen
$808Scandinavian Airlines
Mon, Oct 5 - Tue, Oct 20
Scandinavian Airlines Logo
4:45 pm - 1:30 amSFO  San Francisco-HEL Helsinki-Vantaa
22h 45m1 stop Kastrup Copenhagen
Scandinavian Airlines Logo
9:05 pm - 2:40 pmHEL  Helsinki-Vantaa-SFO San Francisco
27h 35m1 stop Kastrup Copenhagen
$809Scandinavian Airlines
Mon, Feb 1 - Tue, Feb 9
Finnair Logo
11:24 am - 1:55 pmSFO  San Francisco-HEL Helsinki-Vantaa
16h 31m1 stop New York John F Kennedy Intl
Finnair Logo
4:50 pm - 12:43 amHEL  Helsinki-Vantaa-SFO San Francisco
17h 53m1 stop New York John F Kennedy Intl
$821Finnair
Sun, Sep 27 - Tue, Oct 13
Finnair Logo
7:30 pm - 11:00 pmSFO  San Francisco-HEL Helsinki-Vantaa
17h 30m1 stop London Heathrow
Finnair Logo
5:15 pm - 1:07 amHEL  Helsinki-Vantaa-SFO San Francisco
17h 52m1 stop New York John F Kennedy Intl
$845Finnair
Tue, Jan 19 - Tue, Jan 26
Air France Logo
3:10 pm - 4:40 pmSFO  San Francisco-HEL Helsinki-Vantaa
15h 30m1 stop Paris Charles de Gaulle
Air France Logo
6:40 am - 11:45 amHEL  Helsinki-Vantaa-SFO San Francisco
15h 05m1 stop Amsterdam Schiphol
$845Air France
Wed, Jan 20 - Tue, Jan 26
Delta Logo
3:10 pm - 4:40 pmSFO  San Francisco-HEL Helsinki-Vantaa
15h 30m1 stop Paris Charles de Gaulle
Delta Logo
2:05 pm - 11:45 amHEL  Helsinki-Vantaa-SFO San Francisco
31h 40m1 stop Amsterdam Schiphol
$845Delta
Mon, Jan 18 - Wed, Jan 27
Delta Logo
3:10 pm - 4:40 pmSFO  San Francisco-HEL Helsinki-Vantaa
15h 30m1 stop Paris Charles de Gaulle
Delta Logo
2:05 pm - 11:45 amHEL  Helsinki-Vantaa-SFO San Francisco
31h 40m1 stop Amsterdam Schiphol
$845Delta
Mon, Jan 18 - Tue, Jan 26
Multiple Airlines Logo
11:05 am - 4:40 pmSFO  San Francisco-HEL Helsinki-Vantaa
19h 35m2 stops Los Angeles Paris Charles de Gaulle
Multiple Airlines Logo
6:40 am - 11:45 amHEL  Helsinki-Vantaa-SFO San Francisco
15h 05m1 stop Amsterdam Schiphol
$849Multiple Airlines
Sun, Jan 17 - Tue, Jan 26
Multiple Airlines Logo
11:05 am - 4:40 pmSFO  San Francisco-HEL Helsinki-Vantaa
19h 35m2 stops Los Angeles Paris Charles de Gaulle
Multiple Airlines Logo
6:40 am - 11:45 amHEL  Helsinki-Vantaa-SFO San Francisco
15h 05m1 stop Amsterdam Schiphol
$849Multiple Airlines
Tue, Jan 19 - Tue, Jan 26
Air France Logo
11:35 am - 4:40 pmSFO  San Francisco-HEL Helsinki-Vantaa
19h 05m2 stops Detroit Metropolitan Wayne County Paris Charles de Gaulle
Air France Logo
6:40 am - 8:00 pmHEL  Helsinki-Vantaa-SFO San Francisco
23h 20m2 stops Amsterdam Schiphol Seattle/Tacoma Intl
$859Air France
Booking Insights

Price, demand and travel trends for San Francisco to Helsinki flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from San Francisco to Helsinki with more confidence.

How much is a round-trip flight from San Francisco to Helsinki?

Round-trip flights from San Francisco to Helsinki start at $808. Prices are typical for this route right now, with typical round-trip fares ranging from $631 to $1,296. The lowest price found in the past 5 days was $808 on Scandinavian Airlines.

What's the cheapest day of the week to fly from San Francisco to Helsinki?

Monday is the cheapest day of the week to fly from San Francisco to Helsinki, it is 25% cheaper than the average day. Saturday is the most expensive day with flight prices 19% higher than average. Based on deals found by KAYAK users in the last 12 months.

What is the cheapest month to fly from San Francisco to Helsinki?

  • February is the cheapest month to fly from San Francisco to Helsinki at $548 round-trip.
  • June ($1,358) and July ($1,286) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 147% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are prices from San Francisco to Helsinki the cheapest?

Flights from San Francisco to Helsinki are cheapest 26 weeks before departure. Booking in this window typically costs about 57% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Key details for San Francisco to Helsinki flights

Low season

September

Cheapest flight

$324
Best time to beat the crowds with an average 29% drop in price.
Most popular time to fly with an average 30% increase in price.
Flight from San Francisco to Helsinki

When to book flights from San Francisco to Helsinki

Are your dates flexible? Find out the best times to travel from San Francisco to Helsinki based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your San Francisco to Helsinki flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Will I need a visa to fly from San Francisco to Helsinki?

    Since Finland is part of the Schengen area, US residents do not need to apply for a visa before traveling to Helsinki. As long as you have a Schengen visa you can stay in the country visa-free for as long as 90 days. The only requirement will be a valid passport with at least six months left and two blank pages for each stamp. There is also a currency restriction of 10,000 € for entry and exit.

  • Can I get a train from Helsinki Airport to the city center?

    Yes, there is a train service that connects Helsinki Airport to the city center. You can get it from the airport train station, located on the arrivals level between Terminal 1 and 2. You should know that the train service runs from 4:00 am to midnight so not reliable for any arrivals past midnight. The bus and taxi offer a more reliable option as they run 24/7 although a taxi is significantly more expensive relative to the train and bus.

  • How can I fly between San Francisco and Helsinki?

    At the moment, there aren’t any airline carriers offering direct connections between San Francisco and Helsinki. Most flights involve one or two stops on the way with the fastest option being about 1h 35min. The layover options on the route vary depending on the airline with British Airways having their layovers in London while KLM has its layover scheduled for Amsterdam.

  • Which airline should I book with to enjoy the lounges at San Francisco Airport?

    The airport has multiple lounges where you can hang out while waiting to board your flight to Helsinki. These lounges offer comfortable seating along with complimentary food and drinks for travelers to enjoy. You can get access to these lounges by booking with the affiliated airline. For instance, out of the international carriers serving this route only Air France and KLM have a joint lounge which is open to travelers flying with either of the two airlines.

  • Which airports can I use when flying from San Francisco to Helsinki?

    Flights from San Francisco to Helsinki usually depart from San Francisco (SFO) and arrive at Helsinki-Vantaa (HEL).

  • What cabin classes can I book on flights from San Francisco to Helsinki?

    Four cabin classes are available on flights from San Francisco to Helsinki:

    • Economy Class
    • Premium Economy Class
    • Business Class
    • First Class

    Prices vary by airline.

  • Which airports do connecting flights from San Francisco to Helsinki pass through?

    One-stop flights from San Francisco to Helsinki most commonly connect through:

    • Kastrup Copenhagen (CPH) - 39% of one-stop connections
    • Frankfurt am Main (FRA) - 17% of one-stop connections
    • Munich Franz Josef Strauss (MUC) - 11% of one-stop connections
    • Istanbul (IST) - 10% of one-stop connections

    Kastrup Copenhagen (CPH) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from San Francisco to Helsinki?

    Yes. Being flexible with your travel dates can save you up to 37% on the San Francisco to Helsinki route. Monday is the cheapest departure day at $747 round-trip on average, while Saturday is the most expensive at $1,183, a difference of $436. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What popular places can I visit in Helsinki?

    Some of the most popular sights in Helsinki are Helsinki City Centre, Helsinki Central Station Square and Stockmann. These are among the most viewed places in Helsinki on KAYAK.

  • How expensive are last-minute San Francisco to Helsinki flights?

    Last-minute fares on this route - booked within 2 weeks of departure - run 24% above the route average of $991. Book 26 weeks before departure for the lowest fares.

  • How long is a flight from San Francisco to Helsinki?

    A nonstop flight from San Francisco to Helsinki takes 0h 00m, covering 5,417 miles.

  • Do I need a passport to fly from San Francisco to Helsinki?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • Have flight prices from San Francisco to Helsinki changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $808 to $7,693. That means the highest observed fare was about 10x higher than the lowest one.

  • How are flight prices from San Francisco to Helsinki looking right now?

    One-way fares from San Francisco to Helsinki are currently higher than usual. Average one-way flight prices are about $883, which is 51% above the typical average for this route.

  • How much time can I save by choosing a different layover airport from San Francisco to Helsinki?

    Flying via Seattle/Tacoma Intl (SEA) gives the shortest average 1-stop total travel time at 13h 13m, compared with 15h 26m via Kastrup Copenhagen (CPH) and 15h 41m via Los Angeles (LAX).

  • What is the time difference between San Francisco and Helsinki?

    Helsinki is 10 hours ahead of San Francisco (Eastern European Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at Helsinki-Vantaa Airport (HEL)?

    Helsinki-Vantaa Airport (HEL) hosts 5 major car rental companies, with daily rates starting from around $3 for economy cars. Top options include:
    · ADDCAR RENTAL
    · GREEN MOTION
    · Alamo
    · Sixt
    · Europcar

  • How much should I expect to pay for a San Francisco to Helsinki flight?

    Round-trip flights from San Francisco to Helsinki range from $631 to $1,296, with an average of $991 over the past 12 months. Anything below $631 counts as a good deal.

Your guide to booking San Francisco to Helsinki flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Monday departure instead of Saturday. On this route, Monday flights average $747 - about $436 less than Saturday (37% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 26 weeks before you fly. On this route, that window historically saves about 57% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your San Francisco to Helsinki trip for February. Fares historically average $548 round-trip in that month - typically $810 less than the most expensive month, which is June (based on the last 12 months).
  • You can choose to fly from Oakland International Airport (OAK) instead of San Francisco (SFO) if you’re looking to avoid the long queues and busy nature of SFO. The airport is less than thirty miles away from San Francisco and also offers connections to Helsinki.
  • British Airways has onboard Wi-Fi available for its passengers. This would be a good airline option to consider if you plan on taking advantage of the long flight to get some office work done or even catch up with your favorite TV show.
  • Lufthansa has an unaccompanied minor service that makes it possible for you to book a ticket for your child to travel alone. This service ensures the safety of your child throughout the entire trip including any transfers.
  • Different airlines have different seat classes available for this route. For instance, an Economy ticket with Lufthansa allows you a carry-on and checked bag while KLM only allows a carry-on with any checked bags incurring an additional cost.
  • While there are multiple options to get to San Francisco Airport from downtown, a taxi is the quickest one if you’re running out of time. It is also very convenient if you have a lot of luggage as it will pick you up at any point and drop you off at the airport terminal.

Everything you need to know for your flight from San Francisco to Helsinki

Information on your arrival and departure airports