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$397+ Cheap flights from San Diego (SAN) 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 5/29. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — HEL
abr. 20 — abr. 271
dom. 4/20
dom. 4/27
1 adult, Economy
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Cheap flight deals from San Diego to Helsinki

Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) 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 abril 15, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$655
(Delta)

One-way from

$397
(Kiwi.com)

Popular in

May

Cheapest in

January

Average price

$912
Provider with most accurate pricing for San Diego-Helsinki-Vantaa flight deals.
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Provider most trusted by Cheapflights users for San Diego-Helsinki-Vantaa flights.
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From San Diego to Helsinki-Vantaa
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One-way flight from San Diego to Helsinki-Vantaa
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Highest demand for flights based on searches. 20% potential increase in price ($237 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($38 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from San Diego to Helsinki

Cheapest flights from San Diego to Helsinki
Explore the most affordable flight options available from San Diego to Helsinki. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 15, 2025.

This Delta deal was found by Cheapflights users on 4/14. 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.
sáb. 9/2010:10 pmSAN - HEL
2 stops32h 30mDelta
mar. 9/307:10 amHEL - SAN
2 stops27h 11mDelta
Deal found 4/14$655
This Finnair deal was found by Cheapflights users on 4/14. 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.
vie. 9/1910:00 amSAN - HEL
1 stop14h 45mMultiple Airlines
vie. 10/312:35 pmHEL - SAN
1 stop15h 01mMultiple Airlines
Deal found 4/14$740
This StudentUniverse deal was found by Cheapflights users on 4/14. 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 StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/196:25 amSAN - HEL
2 stops21h 55mBritish Airways
vie. 10/312:35 pmHEL - SAN
1 stop19h 12mBritish Airways
Deal found 4/14$796
This Air France deal was found by Cheapflights users on 4/14. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/181:55 pmSAN - HEL
1 stop24h 25mAir France
sáb. 10/46:25 pmHEL - SAN
1 stop27h 35mAir France
Deal found 4/14$844
This Lufthansa deal was found by Cheapflights users on 4/14. 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.
jue. 9/185:15 pmSAN - HEL
1 stop20h 35mLufthansa
mié. 10/17:40 pmHEL - SAN
1 stop29h 45mLufthansa
Deal found 4/14$878
This United Airlines deal was found by Cheapflights users on 4/14. 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.
sáb. 9/205:15 pmSAN - HEL
1 stop15h 40mUnited Airlines
mié. 10/16:00 amHEL - SAN
1 stop19h 25mUnited Airlines
Deal found 4/14$930
This oojo deal was found by Cheapflights users on 4/14. 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.
mar. 7/228:29 pmSAN - HEL
2 stops31h 31mIcelandair
dom. 7/273:00 pmHEL - SAN
2 stops52h 09mIcelandair
Deal found 4/14$973
This KLM deal was found by Cheapflights users on 4/14. 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.
jue. 9/181:55 pmSAN - HEL
1 stop24h 25mKLM
sáb. 10/47:00 amHEL - SAN
2 stops21h 00mKLM
Deal found 4/14$979
This Scandinavian Airlines deal was found by Cheapflights users on 4/15. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 6/111:15 amSAN - HEL
3 stops23h 10mScandinavian Airlines
jue. 6/1911:15 amHEL - SAN
2 stops22h 26mScandinavian Airlines
Deal found 4/15$1,371

Cheapflights Fare Finder

Customize your flight search to find flights from San Diego 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 abril 15, 2025.
Use the filters below to find and compare flights from San Diego to Helsinki that are best for you.

Fly from

San Diego

Fly to

Helsinki

Route

Depart

Return

Price

San DiegoHelsinki

SAN - HEL

SANHEL

San Diego

sáb. 9/20

10:10 pm-4:40 pm

2 stops32h 30m

Helsinki-Vantaa

mar. 9/30

7:10 am-12:21 am

2 stops27h 11m

$655

San DiegoHelsinki

SAN - HEL

SANHEL

San Diego

vie. 9/19

10:00 am-10:45 am

1 stop14h 45m

Helsinki-Vantaa

vie. 10/3

12:35 pm-5:36 pm

1 stop15h 01m

$740

San DiegoHelsinki

SAN - HEL

SANHEL

San Diego

vie. 9/19

6:25 am-2:20 pm

2 stops21h 55m

Helsinki-Vantaa

vie. 10/3

12:35 pm-9:47 pm

1 stop19h 12m

$796

San DiegoHelsinki

SAN - HEL

SANHEL

San Diego

jue. 9/18

1:55 pm-12:20 am

1 stop24h 25m

Helsinki-Vantaa

sáb. 10/4

6:25 pm-12:00 pm

1 stop27h 35m

$844

San DiegoHelsinki

SAN - HEL

SANHEL

San Diego

jue. 9/18

5:15 pm-11:50 pm

1 stop20h 35m

Helsinki-Vantaa

mié. 10/1

7:40 pm-3:25 pm

1 stop29h 45m

$878

San DiegoHelsinki

SAN - HEL

SANHEL

San Diego

sáb. 9/20

5:15 pm-6:55 pm

1 stop15h 40m

Helsinki-Vantaa

mié. 10/1

6:00 am-3:25 pm

1 stop19h 25m

$930

San DiegoHelsinki

SAN - HEL

SANHEL

San Diego

mar. 7/22

8:29 pm-2:00 pm

2 stops31h 31m

Helsinki-Vantaa

dom. 7/27

3:00 pm-9:09 am

2 stops52h 09m

$973

San DiegoHelsinki

SAN - HEL

SANHEL

San Diego

jue. 9/18

1:55 pm-12:20 am

1 stop24h 25m

Helsinki-Vantaa

sáb. 10/4

7:00 am-6:00 pm

2 stops21h 00m

$979

San DiegoHelsinki

SAN - HEL

SANHEL

San Diego

dom. 6/1

11:15 am-8:25 pm

3 stops23h 10m

Helsinki-Vantaa

jue. 6/19

11:15 am-11:41 pm

2 stops22h 26m

$1,371

San DiegoHelsinki

SAN - HEL

SANHEL

San Diego

jue. 5/29

2:05 pm-10:25 pm

3 stops46h 20m

$397

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/15

Showing 1-10 of 17 results
1
2

Compare providers for flights from San Diego to Helsinki

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Diego to Helsinki in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Diego-Helsinki flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on San Diego-Helsinki flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from San Diego-Helsinki flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Diego-Helsinki flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Diego-Helsinki flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from San Diego to Helsinki

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

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

Currently, November is the cheapest month in which you can book a flight from San Diego to Helsinki (average of $444). Flying from San Diego to Helsinki in June is currently the most expensive (average of $1,123). 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 SAN to HEL?

Find hourly flight availability from San Diego 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 abril 15, 2025.

It’s typically best to fly out from San Diego to Helsinki in the afternoon. Doing so could potentially save you 20% on the flight price compared to flying in the evening, which is usually more expensive.

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 abril 15, 2025.
Delta
8.0
Very good
7,917 reviews

Overall

8.0

Comfort

7.9

Crew

8.5

Food

7.3

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,917 reviews
Delta
8.0
Very good
7,917 reviews

Overall

8.0

Comfort

7.9

Crew

8.5

Food

7.3

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,323 reviews
Delta
8.0
Very good
7,917 reviews

Overall

8.0

Comfort

7.9

Crew

8.5

Food

7.3

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air France
7.5
Good
1,435 reviews
Delta
8.0
Very good
7,917 reviews

Overall

8.0

Comfort

7.9

Crew

8.5

Food

7.3

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,658 reviews
Delta
8.0
Very good
7,917 reviews

Overall

8.0

Comfort

7.9

Crew

8.5

Food

7.3

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Scandinavian Airlines
7.3
Good
1,335 reviews
Delta
8.0
Very good
7,917 reviews

Overall

8.0

Comfort

7.9

Crew

8.5

Food

7.3

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from San Diego 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 Diego to Helsinki round-trip?

    Our cheapest airline available from San Diego to Helsinki is Delta. Our recent data shows that you can find tickets from as low as $655 on this airline. Additional options worth looking into are British Airways and Air France, starting at $796 and $844 round-trip. These flights start at 27% lower than the current average price 3 months from now.

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

    One-way options have recently been found by users for as low as $479 on Lufthansa. Other airlines that offer cheap prices include Air Canada from $480 and British Airways from $542 one-way.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from San Diego to Helsinki (average of $444). Flying from San Diego to Helsinki in June is currently the most expensive (average of $1,123). 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 Diego?

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

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Top 6 airlines flying from San Diego to Helsinki

Discover the top 6 airlines that operate flights from San Diego 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 abril 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$529Average$967FlexibilityNo cancel feeOn-time70%
LufthansaCheapest$576Average$939FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$668Average$1,056FlexibilityNo cancel feeOn-time71%
DeltaCheapest$683Average$745FlexibilityNo cancel feeOn-timeN/A
FinnairCheapest$708Average$1,475FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$815Average$1,145FlexibilityNo cancel feeOn-time69%

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