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$635+ Cheap flights from Helsinki (HEL) to San Jose (SJC)

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 12/17. Fares are subject to change and may not be available on all flights or dates of travel.
HEL — SJC
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Helsinki to San Jose

Discover tips and strategies to find the most affordable flight options for your journey from Helsinki (HEL) to San Jose (SJC). 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 September 11, 2025.

Round-trip from

$834
(Delta)

One-way from

$635
(Kiwi.com)

Popular in

August

Cheapest in

November

Average price

$839
From Helsinki-Vantaa to San Jose
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One-way flight from Helsinki-Vantaa to San Jose
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Highest demand for flights based on searches. 3% potential increase in price ($33 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Helsinki to San Jose

Cheapest flights from Helsinki to San Jose
Explore the most affordable flight options available from Helsinki to San Jose. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Ticket deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/187:00 amHEL - SJC
2 stops17h 45mAir France
Tue 9/233:26 pmSJC - HEL
2 stops21h 54mAir France
Deal found 9/10$891
This American Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1811:55 amHEL - SJC
2 stops20h 52mAmerican Airlines
Tue 9/232:08 pmSJC - HEL
1 stop34h 37mAmerican Airlines
Deal found 9/10$1,020
This Travelis deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelis is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/3012:30 pmHEL - SJC
1 stop18h 36mMultiple Airlines
Thu 11/136:00 amSJC - HEL
1 stop18h 45mMultiple Airlines
Deal found 9/9$1,029
This Travelis deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelis is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/18:00 amHEL - SJC
2 stops23h 08mFinnair
Tue 10/148:00 amSJC - HEL
1 stop16h 45mFinnair
Deal found 9/10$1,259
This Mytrip deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/183:00 pmHEL - SJC
3 stops29h 45mMultiple Airlines
Tue 9/2311:40 amSJC - HEL
2 stops26h 40mMultiple Airlines
Deal found 9/10$1,993
This Cheapflightsfares deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/312:40 pmHEL - SJC
2 stops18h 25mMultiple Airlines
Sun 10/1212:30 pmSJC - HEL
2 stops18h 10mMultiple Airlines
Deal found 9/8$6,725
This Cheapflightsfares deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/117:05 amHEL - SJC
2 stops18h 49mMultiple Airlines
Sat 11/2212:30 pmSJC - HEL
2 stops18h 00mMultiple Airlines
Deal found 9/11$15,268
This Cheapflightsfares deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/106:55 amHEL - SJC
2 stops18h 59mMultiple Airlines
Fri 11/2111:06 amSJC - HEL
2 stops18h 09mMultiple Airlines
Deal found 9/10$18,463

Cheapflights Fare Finder

 
Customize your flight search to find flights from Helsinki to San Jose 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 2,558,603 searches. Data last updated September 11, 2025.
Use the filters below to find and compare flights from Helsinki to San Jose that are best for you.

Fly from

Helsinki

Fly to

San Jose

Route

Depart

Return

Price

HelsinkiSan Jose

HEL - SJC

HELSJC

Helsinki-Vantaa

Fri 2/20

7:00 am-9:32 pm

2 stops24h 32m

San Jose

Tue 2/24

9:05 am-4:25 pm

2 stops21h 20m

$834

HelsinkiSan Jose

HEL - SJC

HELSJC

Helsinki-Vantaa

Fri 2/20

12:30 pm-10:20 pm

2 stops19h 50m

San Jose

Tue 2/24

5:52 am-10:45 am

1 stop18h 53m

$994

HelsinkiSan Jose

HEL - SJC

HELSJC

Helsinki-Vantaa

Thu 10/30

12:30 pm-10:06 pm

1 stop18h 36m

San Jose

Thu 11/13

6:00 am-10:45 am

1 stop18h 45m

$1,029

HelsinkiSan Jose

HEL - SJC

HELSJC

Helsinki-Vantaa

Wed 10/1

8:00 am-9:08 pm

2 stops23h 08m

San Jose

Tue 10/14

8:00 am-10:45 am

1 stop16h 45m

$1,259

HelsinkiSan Jose

HEL - SJC

HELSJC

Helsinki-Vantaa

Fri 10/3

12:40 pm-9:05 pm

2 stops18h 25m

San Jose

Sun 10/12

12:30 pm-4:40 pm

2 stops18h 10m

$6,725

HelsinkiSan Jose

HEL - SJC

HELSJC

Helsinki-Vantaa

Wed 12/17

7:50 pm-10:59 pm

3 stops37h 09m

$635

HelsinkiSan Jose

HEL - SJC

HELSJC

Helsinki-Vantaa

Wed 12/17

12:30 pm-8:36 pm

1 stop18h 06m

$964

HelsinkiSan Jose

HEL - SJC

HELSJC

Helsinki-Vantaa

Sat 10/11

3:00 pm-9:42 pm

2 stops40h 42m

$1,774

HelsinkiSan Jose

HEL - SJC

HELSJC

Helsinki-Vantaa

Sat 10/11

12:35 pm-10:06 pm

1 stop19h 31m

$1,908

HelsinkiSan Jose

HEL - SJC

HELSJC

Helsinki-Vantaa

Sun 9/21

12:40 pm-9:05 pm

2 stops18h 25m

$10,368

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Best time to book a flight from Helsinki to San Jose

Have a flexible travel schedule? Discover the best time to fly to San Jose 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.

Cheapflights Insights

Everything you need to know about your flight from Helsinki to San Jose

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

Currently, September is the cheapest month in which you can book a flight from Helsinki to San Jose (average of $255). Flying from Helsinki to San Jose in June is currently the most expensive (average of $358). 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.

Related info for your journey

Find useful and relevant information for your journey from Helsinki to San Jose. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Helsinki to San Jose?

    For as low as $994, Delta can have you in San Jose from Helsinki in 19h 50m. Airlines will cover a distance of 5427 mi. This flight may include one or multiple stops.

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

    To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $964. Icelandair flights start at $1,774 while deals on Iberia start at $1,908 one-way.

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

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Helsinki to San Jose (average of $255). Flying from Helsinki to San Jose in June is currently the most expensive (average of $358). 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

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