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$292+ Cheap flights from San Jose, CA (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 5/13. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — HEL
Mar 11 — Mar 181
Wed 3/11
Wed 3/18
1 adult, Economy
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Cheap 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 February 9, 2026.

This Delta deal was found by Cheapflights users on 2/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/163:37 pm
SJC
-
HEL
2 stops39h 48m
Delta
Tue 3/311:55 pm
HEL
-
SJC
2 stops56h 13m
Delta
Deal found 2/8$687
This KLM deal was found by Cheapflights users on 2/7. 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.
Tue 3/241:25 pm
SJC
-
HEL
2 stops19h 00m
KLM
Tue 3/317:00 am
HEL
-
SJC
2 stops23h 24m
KLM
Deal found 2/7$701
This American Airlines deal was found by Cheapflights users on 2/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/162:08 pm
SJC
-
HEL
1 stop35h 37m
American Airlines
Tue 3/3112:35 pm
HEL
-
SJC
1 stop34h 43m
American Airlines
Deal found 2/8$725
This American Airlines deal was found by Cheapflights users on 2/7. 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.
Tue 3/2411:02 am
SJC
-
HEL
1 stop14h 43m
American Airlines
Tue 3/3112:35 pm
HEL
-
SJC
1 stop18h 46m
American Airlines
Deal found 2/7$731
This American Airlines deal was found by Cheapflights users on 2/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/96:00 am
SJC
-
HEL
1 stop18h 45m
American Airlines
Tue 2/2412:30 pm
HEL
-
SJC
1 stop31h 41m
American Airlines
Deal found 2/8$774
This Finnair deal was found by Cheapflights users on 2/8. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/97:00 am
SJC
-
HEL
1 stop17h 45m
Multiple Airlines
Tue 2/244:50 pm
HEL
-
SJC
2 stops30h 27m
Multiple Airlines
Deal found 2/8$781
This Delta deal was found by Cheapflights users on 2/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/910:45 pm
SJC
-
HEL
2 stops32h 40m
Delta
Tue 2/247:00 am
HEL
-
SJC
2 stops39h 39m
Delta
Deal found 2/8$795
This Finnair deal was found by Cheapflights users on 2/8. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/166:00 am
SJC
-
HEL
1 stop19h 45m
Multiple Airlines
Tue 3/317:40 am
HEL
-
SJC
2 stops23h 41m
Multiple Airlines
Deal found 2/8$798
This United Airlines deal was found by Cheapflights users on 2/7. 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.
Tue 3/248:45 am
SJC
-
HEL
3 stops22h 45m
United Airlines
Tue 3/317:05 am
HEL
-
SJC
3 stops24h 02m
United Airlines
Deal found 2/7$813
This United Airlines deal was found by Cheapflights users on 2/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/13:55 pm
SJC
-
HEL
2 stops16h 55m
United Airlines
Sun 3/86:50 am
HEL
-
SJC
2 stops47h 26m
United Airlines
Deal found 2/8$839

Find 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 February 9, 2026.

Round-trip from

$687
(Delta)

One-way from

$292
(Delta)

Popular in

June

Cheapest in

April
From San Jose to Helsinki-Vantaa
Search Deals
One-way flight from San Jose to Helsinki-Vantaa
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($249 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($43 potential savings vs. average RT price).
Search Deals

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 February 9, 2026.
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

Mon 3/16

3:37 pm-4:25 pm

2 stops39h 48m

Helsinki-Vantaa

Tue 3/31

1:55 pm-12:08 pm

2 stops56h 13m

$687

San JoseHelsinki

SJC - HEL

SJCHEL

San Jose

Mon 3/16

2:08 pm-10:45 am

1 stop35h 37m

Helsinki-Vantaa

Tue 3/31

12:35 pm-1:18 pm

1 stop34h 43m

$725

San JoseHelsinki

SJC - HEL

SJCHEL

San Jose

Tue 3/24

11:02 am-10:45 am

1 stop14h 43m

Helsinki-Vantaa

Tue 3/31

12:35 pm-9:21 pm

1 stop18h 46m

$731

San JoseHelsinki

SJC - HEL

SJCHEL

San Jose

Mon 3/16

6:00 am-10:45 am

1 stop19h 45m

Helsinki-Vantaa

Tue 3/31

7:40 am-9:21 pm

2 stops23h 41m

$798

San JoseHelsinki

SJC - HEL

SJCHEL

San Jose

Tue 3/24

8:45 am-4:30 pm

2 stops22h 45m

Helsinki-Vantaa

Tue 3/31

7:05 am-9:07 pm

3 stops24h 02m

$813

San JoseHelsinki

SJC - HEL

SJCHEL

San Jose

Sun 3/1

6:00 am-10:45 am

1 stop18h 45m

Helsinki-Vantaa

Sun 3/8

12:30 pm-10:16 am

1 stop30h 46m

$845

San JoseHelsinki

SJC - HEL

SJCHEL

San Jose

Tue 3/31

6:00 am-10:45 am

1 stop18h 45m

Helsinki-Vantaa

Tue 4/14

12:35 pm-9:59 pm

1 stop19h 24m

$860

San JoseHelsinki

SJC - HEL

SJCHEL

San Jose

Wed 6/3

2:51 pm-3:20 pm

2 stops38h 29m

Helsinki-Vantaa

Tue 6/9

11:15 am-9:45 pm

2 stops20h 30m

$892

San JoseHelsinki

SJC - HEL

SJCHEL

San Jose

Wed 5/13

11:41 am-4:40 pm

2 stops18h 59m

$292

San JoseHelsinki

SJC - HEL

SJCHEL

San Jose

Tue 5/12

11:41 am-4:40 pm

2 stops42h 59m

$293

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/9

Showing 1-10 of 20 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, California to Helsinki?

Currently, January is the cheapest month in which you can book a flight from San Jose, California to Helsinki (average of $485). Flying from San Jose, California to Helsinki in June is currently the most expensive (average of $936). 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 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.

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

    Delta and American Airlines can get you from San Jose, California to Helsinki in just under 35h 37m. Your travel time can differ by up to 4h 11m. The distance between San Jose, California and Helsinki is about 5427 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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, California to Helsinki?

    Currently, January is the cheapest month in which you can book a flight from San Jose, California to Helsinki (average of $485). Flying from San Jose, California to Helsinki in June is currently the most expensive (average of $936). 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 Helsinki?

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

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