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$641+ Cheap flights from Helsinki (HEL) to San Diego (SAN)

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 7/14. Fares are subject to change and may not be available on all flights or dates of travel.
HEL — SAN
Feb 25 — Mar 41
Wed 2/25
Wed 3/4
1 adult, Economy
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Cheap flight deals from Helsinki to San Diego

Cheapest flights from Helsinki to San Diego
Explore the most affordable flight options available from Helsinki to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 26, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/268:15 pm
HEL
-
SAN
2 stops48h 15m
Multiple Airlines
Tue 3/38:06 am
SAN
-
HEL
1 stop19h 49m
Multiple Airlines
Deal found 1/26$842
This ResecentrumGruppen deal was found by Cheapflights users on 1/26. 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 ResecentrumGruppen is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/126:55 am
HEL
-
SAN
2 stops21h 53m
Lufthansa
Thu 3/191:53 pm
SAN
-
HEL
2 stops17h 37m
Lufthansa
Deal found 1/26$947
This Flightnetwork deal was found by Cheapflights users on 1/26. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/2612:45 pm
HEL
-
SAN
1 stop37h 00m
Lufthansa
Tue 3/35:35 pm
SAN
-
HEL
1 stop15h 15m
Lufthansa
Deal found 1/26$970
This ResecentrumGruppen deal was found by Cheapflights users on 1/26. 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 ResecentrumGruppen is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/127:00 am
HEL
-
SAN
1 stop15h 05m
KLM
Thu 3/193:00 pm
SAN
-
HEL
1 stop17h 25m
KLM
Deal found 1/26$982
This Mytrip deal was found by Cheapflights users on 1/26. 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 3/122:05 pm
HEL
-
SAN
3 stops35h 40m
Multiple Airlines
Thu 3/196:35 pm
SAN
-
HEL
3 stops30h 55m
Multiple Airlines
Deal found 1/26$985
This Expedia deal was found by Cheapflights users on 1/25. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/126:35 am
HEL
-
SAN
2 stops22h 02m
Lufthansa
Sun 8/165:15 pm
SAN
-
HEL
1 stop15h 40m
Lufthansa
Deal found 1/25$995
This United Airlines deal was found by Cheapflights users on 1/25. 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 8/126:35 am
HEL
-
SAN
2 stops25h 12m
United Airlines
Mon 8/174:10 pm
SAN
-
HEL
2 stops16h 45m
United Airlines
Deal found 1/25$1,000

Find flight deals from Helsinki to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Helsinki (HEL) to San Diego (SAN). 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 January 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$840
(Kiwi.com)

One-way from

$641
(Kiwi.com)

Popular in

January

Cheapest in

October

Average price

$1,593
Provider with most accurate pricing for Helsinki-Vantaa-San Diego flight deals.
Search Deals
Provider most trusted by Cheapflights users for Helsinki-Vantaa-San Diego flights.
Search Deals
From Helsinki-Vantaa to San Diego
Search Deals
One-way flight from Helsinki-Vantaa to San Diego
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($184 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($52 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Helsinki to San Diego 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 January 26, 2026.
Use the filters below to find and compare flights from Helsinki to San Diego that are best for you.

Fly from

Helsinki

Fly to

San Diego

Route

Depart

Return

Price

HelsinkiSan Diego

HEL - SAN

HELSAN

Helsinki-Vantaa

Thu 2/26

8:15 pm-10:30 am

2 stops48h 15m

San Diego

Tue 3/3

8:06 am-1:55 pm

1 stop19h 49m

$842

HelsinkiSan Diego

HEL - SAN

HELSAN

Helsinki-Vantaa

Thu 3/12

6:55 am-7:48 pm

2 stops21h 53m

San Diego

Thu 3/19

1:53 pm-4:30 pm

2 stops17h 37m

$947

HelsinkiSan Diego

HEL - SAN

HELSAN

Helsinki-Vantaa

Thu 3/12

7:00 am-1:05 pm

1 stop15h 05m

San Diego

Thu 3/19

3:00 pm-5:25 pm

1 stop17h 25m

$982

HelsinkiSan Diego

HEL - SAN

HELSAN

Helsinki-Vantaa

Thu 3/12

2:05 pm-4:45 pm

3 stops35h 40m

San Diego

Thu 3/19

6:35 pm-2:10 pm

3 stops34h 35m

$1,010

HelsinkiSan Diego

HEL - SAN

HELSAN

Helsinki-Vantaa

Wed 3/11

11:20 am-11:14 pm

2 stops20h 54m

San Diego

Sun 3/15

10:00 am-8:20 pm

2 stops25h 20m

$1,107

HelsinkiSan Diego

HEL - SAN

HELSAN

Helsinki-Vantaa

Tue 7/14

10:30 am-10:23 pm

3 stops45h 53m

$641

HelsinkiSan Diego

HEL - SAN

HELSAN

Helsinki-Vantaa

Tue 7/21

7:35 pm-6:59 pm

2 stops33h 24m

$642

HelsinkiSan Diego

HEL - SAN

HELSAN

Helsinki-Vantaa

Sat 7/18

9:40 pm-6:59 pm

3 stops55h 19m

$692

HelsinkiSan Diego

HEL - SAN

HELSAN

Helsinki-Vantaa

Fri 7/17

5:30 pm-8:24 pm

2 stops36h 54m

$701

HelsinkiSan Diego

HEL - SAN

HELSAN

Helsinki-Vantaa

Wed 7/15

11:00 pm-12:54 pm

3 stops47h 54m

$714

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Showing 1-10 of 13 results
1
2
  • Most accurate provider: When it comes to deals on Helsinki-San Diego flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Helsinki-San Diego flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Helsinki-San Diego flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Helsinki-San Diego flights, Cheapflights users trust FlightHub the most. FlightHub 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 Helsinki-San Diego 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 Helsinki to San Diego

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

Related info for your journey

Find useful and relevant information for your journey from Helsinki to San Diego. 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 Diego?

    A quick flight from Helsinki to San Diego can take about 15h 05m. Lufthansa provides one of the quickest options available for as low as $982. The distance from Helsinki to San Diego is about 5655 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

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

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

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

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

See more FAQs

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
El Cajon
Chula Vista
National City
Coronado
La Mesa
Poway
Julian
Lemon Grove

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