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$391+ Cheap flights from San Jose (SJC) to Helsinki (HEL)

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 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — HEL
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from San Jose to Helsinki

Discover tips and strategies to find the most affordable flight options for your journey from San Jose (SJC) to Helsinki (HEL). 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 12, 2025.

Round-trip from

$620
(United Airlines)

One-way from

$391
(Kiwi.com)
From San Jose to Helsinki-Vantaa
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One-way flight from San Jose to Helsinki-Vantaa
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Find flight deals from San Jose to Helsinki

Cheapest flights from San Jose to Helsinki
Explore the most affordable flight options available from San Jose to Helsinki. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This United Airlines deal was found by Cheapflights users on 6/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/208:45 amSJC - HEL
2 stops24h 10mUnited Airlines
Tue 8/266:10 amHEL - SJC
2 stops41h 24mUnited Airlines
Deal found 6/11$620
This Lufthansa deal was found by Cheapflights users on 6/10. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/258:25 amSJC - HEL
2 stops24h 15mLufthansa
Wed 1/76:50 amHEL - SJC
2 stops24h 21mLufthansa
Deal found 6/10$964
This oojo deal was found by Cheapflights users on 6/10. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/2512:02 pmSJC - HEL
2 stops15h 58mIcelandair
Wed 9/173:00 pmHEL - SJC
2 stops17h 59mIcelandair
Deal found 6/10$967
This Finnair deal was found by Cheapflights users on 6/11. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/211:09 pmSJC - HEL
1 stop15h 51mFinnair
Tue 8/2612:35 pmHEL - SJC
1 stop18h 29mFinnair
Deal found 6/11$983
This Delta deal was found by Cheapflights users on 6/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/411:32 amSJC - HEL
2 stops20h 08mDelta
Tue 8/126:40 amHEL - SJC
2 stops20h 24mDelta
Deal found 6/11$984
This oojo deal was found by Cheapflights users on 6/12. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/281:55 pmSJC - HEL
2 stops24h 10mScandinavian Airlines
Mon 12/14:05 pmHEL - SJC
2 stops39h 41mScandinavian Airlines
Deal found 6/12$991
This British Airways deal was found by Cheapflights users on 6/11. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/41:07 pmSJC - HEL
2 stops18h 43mBritish Airways
Tue 8/1212:35 pmHEL - SJC
1 stop18h 29mBritish Airways
Deal found 6/11$1,079
This Icelandair deal was found by Cheapflights users on 6/10. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2510:05 amSJC - HEL
2 stops16h 55mMultiple Airlines
Sun 1/42:00 pmHEL - SJC
2 stops18h 59mMultiple Airlines
Deal found 6/10$1,182
This KLM deal was found by Cheapflights users on 6/12. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/266:35 amSJC - HEL
2 stops20h 00mKLM
Sun 6/297:00 amHEL - SJC
2 stops20h 12mKLM
Deal found 6/12$1,252
This American Airlines deal was found by Cheapflights users on 6/10. 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.
Wed 12/245:59 amSJC - HEL
1 stop18h 46mAmerican Airlines
Fri 1/212:30 pmHEL - SJC
1 stop18h 13mAmerican Airlines
Deal found 6/10$1,776

Cheapflights Fare Finder

Customize your flight search to find flights from San Jose to Helsinki 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 June 12, 2025.
Use the filters below to find and compare flights from San Jose to Helsinki that are best for you.

Fly from

San Jose

Fly to

Helsinki

Route

Depart

Return

Price

San JoseHelsinki

SJC - HEL

SJCHEL

San Jose

Wed 8/20

8:45 am-6:55 pm

2 stops24h 10m

Helsinki-Vantaa

Tue 8/26

6:10 am-1:34 pm

2 stops41h 24m

$620

San JoseHelsinki

SJC - HEL

SJCHEL

San Jose

Wed 6/25

12:02 pm-2:00 pm

2 stops15h 58m

Helsinki-Vantaa

Wed 9/17

3:00 pm-10:59 pm

2 stops17h 59m

$967

San JoseHelsinki

SJC - HEL

SJCHEL

San Jose

Thu 8/21

1:09 pm-3:00 pm

1 stop15h 51m

Helsinki-Vantaa

Tue 8/26

12:35 pm-9:04 pm

1 stop18h 29m

$983

San JoseHelsinki

SJC - HEL

SJCHEL

San Jose

Mon 8/4

11:32 am-5:40 pm

2 stops20h 08m

Helsinki-Vantaa

Tue 8/12

6:40 am-5:04 pm

2 stops20h 24m

$984

San JoseHelsinki

SJC - HEL

SJCHEL

San Jose

Fri 11/28

1:55 pm-12:05 am

2 stops24h 10m

Helsinki-Vantaa

Mon 12/1

4:05 pm-9:46 pm

2 stops39h 41m

$991

San JoseHelsinki

SJC - HEL

SJCHEL

San Jose

Mon 8/4

1:07 pm-5:50 pm

2 stops18h 43m

Helsinki-Vantaa

Tue 8/12

12:35 pm-9:04 pm

1 stop18h 29m

$1,079

San JoseHelsinki

SJC - HEL

SJCHEL

San Jose

Thu 6/26

6:35 am-12:35 pm

2 stops20h 00m

Helsinki-Vantaa

Sun 6/29

7:00 am-5:12 pm

2 stops20h 12m

$1,252

San JoseHelsinki

SJC - HEL

SJCHEL

San Jose

Mon 7/21

10:03 am-1:10 pm

1 stop17h 07m

Helsinki-Vantaa

Mon 7/28

4:20 pm-9:10 am

1 stop26h 50m

$1,334

San JoseHelsinki

SJC - HEL

SJCHEL

San Jose

Fri 6/27

11:24 pm-10:45 am

1 stop25h 21m

Helsinki-Vantaa

Sun 7/6

12:35 pm-9:27 pm

1 stop18h 52m

$2,470

San JoseHelsinki

SJC - HEL

SJCHEL

San Jose

Wed 10/15

12:48 pm-10:35 am

3 stops35h 47m

$391

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 16 results
1
2

Best time to book a flight from San Jose to Helsinki

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

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

Currently, November is the cheapest month in which you can book a flight from San Jose to Helsinki (average of $444). Flying from San Jose to Helsinki in June is currently the most expensive (average of $1,081). 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.

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

Find hourly flight availability from San Jose to Helsinki. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

One of the essential ways to save on airfare from San Jose to Helsinki is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 26% on airfare.

Rainfall in Helsinki by month

Plan your trip to Helsinki by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Helsinki ranges from 1.2 - 2.8 inches per month. August is typically the wettest month, when rainfall can reach 2.8 in. February is typically the driest time to visit Helsinki when rainfall is around 1.2 in.

Temperature in Helsinki by month

Plan your trip to Helsinki by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Helsinki, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 60.8 F. Travelers looking to avoid the cold should look outside of February, when temperatures are typically at their lowest (around 21.2 F).

Reviews of airlines servicing Helsinki

Get insights into the airlines that provide service to Helsinki. 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 Helsinki. Reviews last updated June 12, 2025.
Read through reviews of airlines operating flights from San Jose to Helsinki, such as Alaska Airlines, Delta and KLM. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
KLM
7.8
Good
1,358 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Finnair
7.6
Good
1,290 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

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

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

    According to our current data, United Airlines ($620), Icelandair ($967), and Finnair ($983) offers the cheapest pricing from San Jose to Helsinki.

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

    To fly one-way, consider booking your trip with Icelandair, which is currently one of the cheapest options available, starting at $427. Delta flights start at $602 while deals on Air Canada start at $629 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Jose to Helsinki 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 San Jose to Helsinki?

    Currently, November is the cheapest month in which you can book a flight from San Jose to Helsinki (average of $444). Flying from San Jose to Helsinki in June is currently the most expensive (average of $1,081). 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

Traveling to a place near San Jose?

Book flights to San Jose if you plan to visit one of these locations
Vantaa
Lahti

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Top airline flying from San Jose to Helsinki

Discover the top airline that operate flights from San Jose to Helsinki. 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 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$625Average$1,118FlexibilityNo cancel feeOn-time71%

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