$830 Cheap Flights from Helsinki (HEL) to San Francisco (SFO)

View $830 flight on Mon, Jan 12, 2026Opens in a new window

Popular airlines from Helsinki-Vantaa Airport (HEL) to San Francisco Intl. Airport (SFO)

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

Prices were available within the past 7 days and start at $830 for one-way flights and $708 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Scandinavian Airlines
Fri, Jan 16 - Sun, Jan 25
HEL
Helsinki
SFO
San Francisco
$708 Roundtrip, found 1 day ago
$708
Roundtrip
found 1 day ago
Select Scandinavian Airlines flight, departing Fri, Jan 16 from Helsinki to San Francisco, returning Sun, Jan 25, priced at $708 found 1 day ago
Scandinavian Airlines
Fri, Jan 23 - Fri, Jan 30
HEL
Helsinki
SFO
San Francisco
$710 Roundtrip, found 3 days ago
$710
Roundtrip
found 3 days ago
Select Scandinavian Airlines flight, departing Fri, Jan 23 from Helsinki to San Francisco, returning Fri, Jan 30, priced at $710 found 3 days ago
Scandinavian Airlines
Sat, Dec 13 - Thu, Jan 8
HEL
Helsinki
SFO
San Francisco
$725 Roundtrip, found 1 hour ago
$725
Roundtrip
found 1 hour ago
Select Scandinavian Airlines flight, departing Sat, Dec 13 from Helsinki to San Francisco, returning Thu, Jan 8, priced at $725 found 1 hour ago
Scandinavian Airlines
Wed, Feb 4 - Mon, Feb 16
HEL
Helsinki
SFO
San Francisco
$727 Roundtrip, found 5 days ago
$727
Roundtrip
found 5 days ago
Select Scandinavian Airlines flight, departing Wed, Feb 4 from Helsinki to San Francisco, returning Mon, Feb 16, priced at $727 found 5 days ago
Scandinavian Airlines
Thu, Apr 23 - Thu, Apr 30
HEL
Helsinki
SFO
San Francisco
$727 Roundtrip, found 3 days ago
$727
Roundtrip
found 3 days ago
Select Scandinavian Airlines flight, departing Thu, Apr 23 from Helsinki to San Francisco, returning Thu, Apr 30, priced at $727 found 3 days ago
Scandinavian Airlines
Wed, Jan 28 - Fri, Feb 6
HEL
Helsinki
SFO
San Francisco
$734 Roundtrip, found 4 days ago
$734
Roundtrip
found 4 days ago
Select Scandinavian Airlines flight, departing Wed, Jan 28 from Helsinki to San Francisco, returning Fri, Feb 6, priced at $734 found 4 days ago
Turkish Airlines
Thu, Apr 23 - Thu, Apr 30
HEL
Helsinki
SFO
San Francisco
$810 Roundtrip, found 3 days ago
$810
Roundtrip
found 3 days ago
Select Turkish Airlines flight, departing Thu, Apr 23 from Helsinki to San Francisco, returning Thu, Apr 30, priced at $810 found 3 days ago
Lufthansa
Fri, Jan 16 - Sun, Jan 25
HEL
Helsinki
SFO
San Francisco
$818 Roundtrip, found 1 day ago
$818
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Fri, Jan 16 from Helsinki to San Francisco, returning Sun, Jan 25, priced at $818 found 1 day ago
Brussels Airlines
Sun, Nov 23 - Sun, Feb 8
HEL
Helsinki
SFO
San Francisco
$820 Roundtrip, found 20 hours ago
$820
Roundtrip
found 20 hours ago
Select Brussels Airlines flight, departing Sun, Nov 23 from Helsinki to San Francisco, returning Sun, Feb 8, priced at $820 found 20 hours ago
Air Canada
Mon, Feb 23 - Mon, Mar 2
HEL
Helsinki
SFO
San Francisco
$822 Roundtrip, found 3 days ago
$822
Roundtrip
found 3 days ago
Select Air Canada flight, departing Mon, Feb 23 from Helsinki to San Francisco, returning Mon, Mar 2, priced at $822 found 3 days ago

Alternative airports near San Francisco

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to San Francisco Intl. SFO. Cheapest and Closest option available. Average driving time to city center is 19 minutes. Flights from $840
SFO
San Francisco Intl.
CheapestClosest
Average driving time to city center19 min
Flights from $840

Frequently asked questions

How much does a flight from Vantaa Airport (HEL) to San Francisco Intl. Airport (SFO) cost?
Snag a cheap one-way flight from $830 or cheap return flight from $708 from Vantaa Airport (HEL) to San Francisco Intl. Airport (SFO) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Vantaa Airport (HEL) to San Francisco Intl. Airport (SFO)?
Traveling in January may help you find better deals, as it's the cheapest month for flights between HEL and SFO. You'll typically find the lowest fares during the off-season.
What is the cheapest airline that flies from Vantaa Airport (HEL) to San Francisco Intl. Airport (SFO)?
Use the filter tool on Expedia to compare different airlines and find the most affordable carrier that'll take you from HEL to SFO. Then, sort your results by "Price (lowest to highest)" to pick up a good deal.
How many flights per day from Vantaa Airport (HEL) to San Francisco Intl. Airport (SFO)?
Nonstop flights from Vantaa Airport (HEL) to San Francisco Intl. Airport (SFO) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel details and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from HEL to SFO?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can vary depending on a number of factors, including the season and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Vantaa Airport (HEL) to San Francisco Intl. Airport (SFO)?
To arrive at San Francisco Intl. Airport (SFO) without delays, choose a flight that leaves from Vantaa Airport (HEL) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Vantaa Airport (HEL) to San Francisco Intl. Airport (SFO) last-minute?
Booking your ticket from HEL to SFO just before your journey is usually more expensive. But if you're flexible with your departure times and dates, you could bag a cheap last-minute fare.
Is it cheaper to book a HEL to SFO flight and hotel package?
You'll generally save money by securing a HEL to SFO flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one place. Once you've selected your ideal flights and accommodations, consider adding extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from Vantaa Airport (HEL) to San Francisco Intl. Airport (SFO)?
If you booked your HEL to SFO flight in the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the type of fare you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you want more information.

Travel information

Origin airport
Vantaa
Destination airport
San Francisco Intl.
Airlines serving
Air Canada, Air France, American Airlines, British Airways, Brussels Airlines, Delta, Finnair, Iberia, Icelandair, KLM, Lufthansa, Scandinavian Airlines, Turkish Airlines, United
Roundtrip price
$707
Distance
5420 mi

Book with confidence

Helsinki to San Francisco Flights

The cheapest times to fly from Helsinki to San Francisco

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Helsinki to San Francisco are during the month of January. You can find some of the cheapest flights from Helsinki to San Francisco with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Helsinki to San Francisco

Sunday is one of the best days to book for cheap flights from Helsinki to San Francisco: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Helsinki to San Francisco

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Helsinki to San Francisco in 2025. You can also book with separate airlines for your outbound and return journeys, from $830 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Helsinki to San Francisco flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Helsinki to San Francisco airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Helsinki to San Francisco Flights

Explore a world of travel with Expedia

*Available to One Key members.