Cheap flights from Helsinki (HEL) to San Francisco (SFO) from $328

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/26. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
HEL — SFO
Jun 25 — Jul 21

The best prices from Helsinki-Vantaa to San Francisco are usually found in November or February, booked 14 days in advance, depart on a Monday or Friday and return on a Wednesday

Cheap flight deals from Helsinki to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Helsinki (HEL) to San Francisco (SFO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 20, 2024.

Popular in

July

Cheapest in

November

Average price

$878

Round-trip from

$268
High demand for flights, 20% potential price rise
Best time to find cheap flights, 17% potential price drop
Average for round-trip flights in June 2024
From Helsinki-Vantaa to San Francisco

What is the cheapest day to fly round-trip from Helsinki to San Francisco?

Flying to your destination on a Tuesday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to San Francisco. Check prices with Cheapflights to find a great deal for your trip.

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

Users have found that booking a flight from Helsinki to San Francisco at least 15 days early can save you up to 91% on average compared to booking a flight this week. If booking 15 days before your flight isn’t an option for you, users have found flights from Helsinki to San Francisco for as little as $793 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $1,072 for flights departing within the next 3 days.

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

Due to multiple factors, expect to potentially pay more when booking in July. For low rates, November can be a great choice for travel to San Francisco. Flights to San Francisco from Helsinki in November are about $843 on average during November, but can be found for as low as $446.

What is the cheapest time of day to fly from HEL to SFO?

A simple way to save on the total cost of your ticket is to fly from Helsinki to San Francisco in the evening. If you’re flexible enough to do this you can expect to save up to 24% on your trip compared to booking a flight at noon.

Cheap Helsinki to San Francisco flights in June & July 2024

Find cheap flight options from Helsinki to San Francisco specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,256,981 searches. Prices were last updated on June 20, 2024.
Check out some of the best flight deals from Helsinki to San Francisco in 2024. Check back in a little while for more flight options.
Wed 7/36:30 amHEL - SFO
2 stops39h 07mUnited Airlines
Wed 7/105:15 amSFO - HEL
2 stops27h 30mUnited Airlines
Deal found 6/19$760
Tue 7/166:20 pmHEL - SFO
2 stops27h 25mLufthansa
Tue 7/2310:50 pmSFO - HEL
1 stop15h 00mLufthansa
Deal found 6/18$809
Wed 7/106:20 amHEL - SFO
2 stops20h 30mUnited Airlines
Wed 7/176:30 amSFO - HEL
2 stops24h 55mUnited Airlines
Deal found 6/19$814
Tue 7/167:30 pmHEL - SFO
2 stops26h 15mMultiple Airlines
Tue 7/238:30 amSFO - HEL
2 stops18h 10mMultiple Airlines
Deal found 6/18$833
Tue 6/256:20 amHEL - SFO
2 stops41h 39mUnited Airlines
Tue 7/211:10 amSFO - HEL
2 stops20h 15mUnited Airlines
Deal found 6/18$846
Tue 6/256:20 amHEL - SFO
2 stops38h 48mUnited Airlines
Mon 7/112:12 amSFO - HEL
2 stops26h 28mUnited Airlines
Deal found 6/18$848
Wed 7/177:30 pmHEL - SFO
2 stops26h 15mLufthansa
Wed 7/249:05 pmSFO - HEL
1 stop28h 55mLufthansa
Deal found 6/19$857
Wed 6/266:20 amHEL - SFO
2 stops28h 31mUnited Airlines
Wed 7/39:05 amSFO - HEL
2 stops30h 10mUnited Airlines
Deal found 6/19$858
Wed 7/176:20 amHEL - SFO
2 stops39h 25mUnited Airlines
Wed 7/245:15 amSFO - HEL
2 stops21h 25mUnited Airlines
Deal found 6/19$860

Helsinki to San Francisco 2024 flight deals

Discover exclusive flight deals for travel between Helsinki and San Francisco in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,256,981 searches. Data last updated June 20, 2024.
Check out some of the best flight deals from Helsinki to San Francisco in 2024. Check back in a little while for more flight options.
Mon 9/1612:30 pmHEL - SFO
1 stop32h 50mTurkish Airlines
Mon 9/236:35 pmSFO - HEL
1 stop31h 00mTurkish Airlines
Deal found 6/19$689
Thu 8/1512:30 pmHEL - SFO
1 stop32h 50mTurkish Airlines
Wed 8/286:35 pmSFO - HEL
1 stop38h 00mTurkish Airlines
Deal found 6/19$726
Mon 9/167:00 amHEL - SFO
2 stops19h 30mKLM
Mon 9/231:50 pmSFO - HEL
1 stop17h 35mKLM
Deal found 6/19$729
Mon 9/167:00 amHEL - SFO
2 stops19h 30mKLM
Mon 9/231:30 pmSFO - HEL
2 stops17h 55mKLM
Deal found 6/19$730
Wed 7/36:30 amHEL - SFO
2 stops39h 07mUnited Airlines
Wed 7/105:15 amSFO - HEL
2 stops27h 30mUnited Airlines
Deal found 6/19$760
Tue 7/166:20 pmHEL - SFO
2 stops27h 25mLufthansa
Tue 7/2310:50 pmSFO - HEL
1 stop15h 00mLufthansa
Deal found 6/18$809
Wed 7/106:20 amHEL - SFO
2 stops20h 30mUnited Airlines
Wed 7/176:30 amSFO - HEL
2 stops24h 55mUnited Airlines
Deal found 6/19$814
Tue 7/167:30 pmHEL - SFO
2 stops26h 15mMultiple Airlines
Tue 7/238:30 amSFO - HEL
2 stops18h 10mMultiple Airlines
Deal found 6/18$833
Tue 6/256:20 amHEL - SFO
2 stops41h 39mUnited Airlines
Tue 7/211:10 amSFO - HEL
2 stops20h 15mUnited Airlines
Deal found 6/18$846

Helsinki to San Francisco flights leaving soon

Find last-minute flight options from Helsinki to San Francisco for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,256,981 searches. Data last updated June 20, 2024.
Have a look at some of the flights available from Helsinki to San Francisco departing last-minute. Users should be sure to double check the price, date, and time of their last-minute flight.
Tue 6/256:20 amHEL - SFO
2 stops41h 39mUnited Airlines
Tue 7/211:10 amSFO - HEL
2 stops20h 15mUnited Airlines
Deal found 6/18$846
Tue 6/256:20 amHEL - SFO
2 stops38h 48mUnited Airlines
Mon 7/112:12 amSFO - HEL
2 stops26h 28mUnited Airlines
Deal found 6/18$848
Wed 6/266:20 amHEL - SFO
2 stops28h 31mUnited Airlines
Wed 7/39:05 amSFO - HEL
2 stops30h 10mUnited Airlines
Deal found 6/19$858
Wed 6/266:20 amHEL - SFO
2 stops28h 31mUnited Airlines
Wed 7/31:55 pmSFO - HEL
1 stop17h 30mUnited Airlines
Deal found 6/19$887
Tue 6/256:20 amHEL - SFO
2 stops22h 40mUnited Airlines
Tue 7/21:55 pmSFO - HEL
1 stop17h 30mUnited Airlines
Deal found 6/18$966
Wed 6/266:20 amHEL - SFO
1 stop23h 35mUnited Airlines
Wed 7/31:55 pmSFO - HEL
1 stop17h 30mUnited Airlines
Deal found 6/19$1,006
Tue 6/251:55 pmHEL - SFO
1 stop31h 50mMultiple Airlines
Tue 7/28:10 pmSFO - HEL
1 stop17h 10mMultiple Airlines
Deal found 6/18$1,007
Wed 6/265:30 amHEL - SFO
3 stops20h 20mMultiple Airlines
Wed 7/35:40 pmSFO - HEL
2 stops20h 25mMultiple Airlines
Deal found 6/19$1,189
Wed 6/265:30 amHEL - SFO
3 stops20h 20mMultiple Airlines
Wed 7/35:40 pmSFO - HEL
3 stops20h 40mMultiple Airlines
Deal found 6/19$1,249

One-way flights to San Francisco from Helsinki

Search for one-way flight options from Helsinki to San Francisco. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,256,981 searches. Data last updated June 20, 2024.
Take a look at some of the one-way flights we've detected from Helsinki to San Francisco. Users can also find round-trip Helsinki to San Francisco flights by using the search form above.
Thu 9/265:45 pmHEL - SFO
2 stops51h 08mMultiple Airlines
Deal found 6/19$328
Thu 9/265:30 amHEL - SFO
3 stops25h 46mMultiple Airlines
Deal found 6/19$506
Thu 7/185:30 amHEL - SFO
3 stops52h 29mMultiple Airlines
Deal found 6/19$590
Thu 9/268:15 pmHEL - SFO
1 stop34h 35mMultiple Airlines
Deal found 6/19$627
Thu 7/187:55 pmHEL - SFO
2 stops47h 39mMultiple Airlines
Deal found 6/19$630
Sat 7/69:20 pmHEL - SFO
3 stops50h 30mMultiple Airlines
Deal found 6/20$690
Sat 7/68:30 pmHEL - SFO
2 stops51h 20mMultiple Airlines
Deal found 6/20$699
Thu 8/112:25 pmHEL - SFO
1 stop16h 24mBritish Airways
Deal found 6/19$809
Thu 7/188:15 pmHEL - SFO
1 stop34h 35mMultiple Airlines
Deal found 6/19$840

Find flights from Helsinki to San Francisco within your budget

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, Cheapflights users made 3,256,981 searches. Data last updated June 20, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$689 - $1,097

Route

Depart

Return

Price

Helsinki-VantaaSan Francisco

HEL - SFO

HELSFO

Helsinki-Vantaa

Mon 9/16

1 stop32h 50m

San Francisco

Mon 9/23

1 stop31h 00m

$689

Helsinki-VantaaSan Francisco

HEL - SFO

HELSFO

Helsinki-Vantaa

Mon 9/16

2 stops19h 30m

San Francisco

Mon 9/23

1 stop17h 35m

$729

Helsinki-VantaaSan Francisco

HEL - SFO

HELSFO

Helsinki-Vantaa

Wed 7/3

2 stops39h 07m

San Francisco

Wed 7/10

2 stops27h 30m

$760

Helsinki-VantaaSan Francisco

HEL - SFO

HELSFO

Helsinki-Vantaa

Tue 7/16

2 stops27h 25m

San Francisco

Tue 7/23

1 stop15h 00m

$809

Helsinki-VantaaSan Francisco

HEL - SFO

HELSFO

Helsinki-Vantaa

Tue 7/16

2 stops26h 15m

San Francisco

Tue 7/23

2 stops18h 10m

$833

Helsinki-VantaaSan Francisco

HEL - SFO

HELSFO

Helsinki-Vantaa

Fri 7/26

2 stops23h 48m

San Francisco

Thu 8/8

1 stop15h 40m

$892

Helsinki-VantaaSan Francisco

HEL - SFO

HELSFO

Helsinki-Vantaa

Wed 7/10

2 stops19h 10m

San Francisco

Wed 7/17

1 stop17h 10m

$916

Helsinki-VantaaSan Francisco

HEL - SFO

HELSFO

Helsinki-Vantaa

Thu 8/1

1 stop16h 52m

San Francisco

Thu 8/8

1 stop18h 56m

$920

Helsinki-VantaaSan Francisco

HEL - SFO

HELSFO

Helsinki-Vantaa

Thu 8/1

2 stops24h 20m

San Francisco

Thu 8/8

2 stops22h 00m

$1,097

Flights are sorted by cheapest first

Deals found on 6/19

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

Use this chart to determine the optimal time to book a round-trip flight from Helsinki to San Francisco. Price data was last updated on June 14, 2024.
The price you pay for your flight from Helsinki to San Francisco may vary depending on when you book. For the best chance of a lower fare, look to book 14 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Search Deals

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

Use this chart to determine the cheapest time to fly round-trip from Helsinki to San Francisco. Price data was last updated on June 16, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Helsinki to San Francisco flight should consider departing on Monday evenings when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Best time to book a flight from Helsinki to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Helsinki with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Temperature and rainfall in San Francisco by month

Plan your trip to San Francisco by taking into account the average temperature and rainfall totals by month.

SFO

Temperature

51.8 - 62.6 °F

If weather is an important factor for your trip to San Francisco, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing San Francisco

Get insights into the airlines that provide service to San Francisco. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Francisco. Reviews last updated June 20, 2024.
Peruse reviews from past customers who have flown with United Airlines, Air France and Lufthansa from Helsinki to San Francisco to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good
10,000 reviews

Boarding

8.2

Entertainment

8.0

Food

7.4

Crew

8.6

Overall

8.0

Comfort

7.9

Reviews

1 / 10

Crew was nice and courteous. Boarding went smoothly. But we experienced a few minutes of extreme turbulence.

8.0
Very good
10,000 reviews
8.0
Very good
10,000 reviews

Boarding

8.2

Entertainment

8.0

Food

7.4

Crew

8.6

Overall

8.0

Comfort

7.9

Reviews

1 / 10

Crew was nice and courteous. Boarding went smoothly. But we experienced a few minutes of extreme turbulence.

7.9
Good
1,437 reviews
8.0
Very good
10,000 reviews

Boarding

8.2

Entertainment

8.0

Food

7.4

Crew

8.6

Overall

8.0

Comfort

7.9

Reviews

1 / 10

Crew was nice and courteous. Boarding went smoothly. But we experienced a few minutes of extreme turbulence.

7.7
Good
1,876 reviews
8.0
Very good
10,000 reviews

Boarding

8.2

Entertainment

8.0

Food

7.4

Crew

8.6

Overall

8.0

Comfort

7.9

Reviews

1 / 10

Crew was nice and courteous. Boarding went smoothly. But we experienced a few minutes of extreme turbulence.

7.5
Good
1,666 reviews
8.0
Very good
10,000 reviews

Boarding

8.2

Entertainment

8.0

Food

7.4

Crew

8.6

Overall

8.0

Comfort

7.9

Reviews

1 / 10

Crew was nice and courteous. Boarding went smoothly. But we experienced a few minutes of extreme turbulence.

7.4
Good
3,730 reviews
8.0
Very good
10,000 reviews

Boarding

8.2

Entertainment

8.0

Food

7.4

Crew

8.6

Overall

8.0

Comfort

7.9

Reviews

1 / 10

Crew was nice and courteous. Boarding went smoothly. But we experienced a few minutes of extreme turbulence.

Related info for your journey

Find useful and relevant information for your journey from Helsinki to San Francisco. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • Can I find flights from Helsinki to San Francisco for under $700 on Cheapflights?

    Yes, there are multiple flights from Helsinki to San Francisco for under $700. The cheapest flight booked recently is on Turkish Airlines for just $689, but on average you can expect to pay $834.

  • Are there last-minute flights available from Helsinki to San Francisco for under $900?

    There are currently 18+ open flights from Helsinki to San Francisco within the next 7 days for less than $900.

  • What are the cheapest airlines flying from Helsinki to San Francisco round-trip?

    According to our current data, Turkish Airlines ($689), KLM ($729), and United Airlines ($760) offers the cheapest pricing from Helsinki to San Francisco. You may be able to fly from Helsinki to San Francisco for 18% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Helsinki to San Francisco one-way?

    The cheapest airlines for a one-way flight from Helsinki to San Francisco are British Airways ($809), American Airlines ($1,058), and Icelandair ($1,077).

  • What does HEL to SFO mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Helsinki-Vantaa Airport to San Francisco Airport flight would often be abbreviated as a HEL to SFO flight.

  • Can I find deals for flights from Helsinki to San Francisco that include extra baggage allowance?

    The amount of baggage you can bring on your Helsinki to San Francisco flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Helsinki to San Francisco with specific airlines?

    Yes, Cheapflights allows you to browse and filter Helsinki to San Francisco flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Helsinki to San Francisco that include hotel bookings?

    Yes. In addition to deals on Helsinki to San Francisco flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Helsinki to San Francisco?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Helsinki to San Francisco.

  • Can I find deals for business class flights from Helsinki to San Francisco?

    Yes. Cheapflights offers flight deals from Helsinki to San Francisco by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Helsinki to San Francisco that allow pets onboard?

    Many airlines flying from Helsinki to San Francisco offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Helsinki to San Francisco?

    Yes, you can often find last-minute deals on Helsinki to San Francisco flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Helsinki to San Francisco flight deals updated?

    The Helsinki to San Francisco flight deals you see on this page were last updated on 6/19.

  • What are the most popular airlines that fly from Helsinki to San Francisco?

  • What is the cheapest month to book a flight from Helsinki to San Francisco?

    Currently, September is the cheapest month in which you can book a flight from Helsinki to San Francisco (average of $268). Flying from Helsinki to San Francisco in June is currently the most expensive (average of $382). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 9 airlines flying from Helsinki to San Francisco

Discover the top 9 airlines that operate flights from Helsinki to San Francisco. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 3,256,981 searches. Data last updated June 20, 2024.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$442Average$704FlexibilityNo cancel feeOn-time77%
DeltaCheapest$659Average$777FlexibilityNo cancel feeOn-timeN/A
Brussels AirlinesCheapest$665Average$768FlexibilityNo cancel feeOn-timeN/A
Air FranceCheapest$689Average$749FlexibilityNo cancel feeOn-time77%
KLMCheapest$690Average$747FlexibilityNo cancel feeOn-time75%
Turkish AirlinesCheapest$690Average$702FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$750Average$921FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$826Average$984FlexibilityNo cancel feeOn-time71%
FinnairCheapest$861Average$1,034FlexibilityNo cancel feeOn-time76%

Search flights from Helsinki to San Francisco by cabin class

Find flights from Helsinki to San Francisco, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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