HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Helsinki

$618+ Cheap flights from Oakland, CA (OAK) to Helsinki (HEL)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/4. Fares are subject to change and may not be available on all flights or dates of travel.
OAK — HEL
déc. 13 — déc. 201
sam. 12/13
sam. 12/20
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Oakland to Helsinki with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Oakland to Helsinki

Discover tips and strategies to find the most affordable flight options for your journey from Oakland (OAK) 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 novembre 13, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$618
(Delta)

Popular in

April

Cheapest in

October

Average price

$694
Provider with most accurate pricing for Oakland-Helsinki-Vantaa flight deals.
Search Deals
Provider most trusted by Cheapflights users for Oakland-Helsinki-Vantaa flights.
Search Deals
From Oakland to Helsinki-Vantaa
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($50 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Find flight deals from Oakland to Helsinki

Cheapest flights from Oakland to Helsinki
Explore the most affordable flight options available from Oakland to Helsinki. Find the lowest fares from popular airlines and budget airlines, with prices last updated on novembre 13, 2025.

This oojo deal was found by Cheapflights users on 11/12. 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.
mar. 12/911:21 amOAK - HEL
2 stops15h 34mIcelandair
mar. 12/161:55 pmHEL - OAK
2 stops20h 04mIcelandair
Deal found 11/12$948
This oojo deal was found by Cheapflights users on 11/11. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 12/1111:21 amOAK - HEL
2 stops15h 34mIcelandair
jeu. 12/181:55 pmHEL - OAK
2 stops20h 04mIcelandair
Deal found 11/11$1,482
This oojo deal was found by Cheapflights users on 11/12. 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.
dim. 11/1611:05 amOAK - HEL
2 stops15h 50mIcelandair
mar. 11/181:55 pmHEL - OAK
2 stops20h 04mIcelandair
Deal found 11/12$2,129
This oojo deal was found by Cheapflights users on 11/13. 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. 12/309:49 amOAK - HEL
2 stops17h 06mIcelandair
mar. 1/61:55 pmHEL - OAK
2 stops20h 04mIcelandair
Deal found 11/13$2,789
This oojo deal was found by Cheapflights users on 11/13. 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.
lun. 12/299:49 amOAK - HEL
2 stops17h 06mIcelandair
mar. 1/61:55 pmHEL - OAK
2 stops20h 04mIcelandair
Deal found 11/13$2,873
This oojo deal was found by Cheapflights users on 11/13. 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. 12/1611:21 amOAK - HEL
2 stops15h 34mIcelandair
jeu. 1/11:55 pmHEL - OAK
2 stops20h 04mIcelandair
Deal found 11/13$3,594
This oojo deal was found by Cheapflights users on 11/12. 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.
lun. 12/229:49 amOAK - HEL
2 stops17h 06mIcelandair
mar. 12/301:55 pmHEL - OAK
2 stops20h 04mIcelandair
Deal found 11/12$4,196
This oojo deal was found by Cheapflights users on 11/12. 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.
ven. 12/1211:21 amOAK - HEL
2 stops15h 34mIcelandair
mar. 12/231:55 pmHEL - OAK
2 stops20h 04mIcelandair
Deal found 11/12$4,230

Cheapflights Fare Finder

 
Customize your flight search to find flights from Oakland 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 novembre 13, 2025.
Use the filters below to find and compare flights from Oakland to Helsinki that are best for you.

Fly from

Oakland

Fly to

Helsinki

Route

Depart

Return

Price

OaklandHelsinki

OAK - HEL

OAKHEL

Oakland

mer. 3/4

5:55 am-5:25 pm

2 stops25h 30m

Helsinki-Vantaa

dim. 3/8

2:05 pm-4:34 pm

2 stops35h 29m

$618

OaklandHelsinki

OAK - HEL

OAKHEL

Oakland

mer. 3/4

5:55 am-12:05 am

2 stops32h 10m

Helsinki-Vantaa

dim. 3/8

2:05 pm-4:34 pm

2 stops35h 29m

$673

OaklandHelsinki

OAK - HEL

OAKHEL

Oakland

ven. 1/9

8:10 am-12:55 pm

2 stops18h 45m

Helsinki-Vantaa

ven. 1/16

1:55 pm-8:40 pm

2 stops16h 45m

$803

OaklandHelsinki

OAK - HEL

OAKHEL

Oakland

jeu. 1/8

8:10 am-12:55 pm

2 stops18h 45m

Helsinki-Vantaa

lun. 1/12

1:55 pm-8:40 pm

2 stops16h 45m

$814

OaklandHelsinki

OAK - HEL

OAKHEL

Oakland

dim. 1/18

11:08 am-12:55 pm

2 stops15h 47m

Helsinki-Vantaa

ven. 1/23

1:55 pm-8:40 pm

2 stops16h 45m

$824

OaklandHelsinki

OAK - HEL

OAKHEL

Oakland

mar. 12/9

11:21 am-12:55 pm

2 stops15h 34m

Helsinki-Vantaa

mar. 12/16

1:55 pm-11:59 pm

2 stops20h 04m

$948

OaklandHelsinki

OAK - HEL

OAKHEL

Oakland

dim. 2/15

9:54 am-12:55 pm

2 stops17h 01m

Helsinki-Vantaa

dim. 2/22

1:55 pm-10:49 pm

2 stops18h 54m

$999

OaklandHelsinki

OAK - HEL

OAKHEL

Oakland

jeu. 2/12

9:54 am-12:55 pm

2 stops17h 01m

Helsinki-Vantaa

mar. 2/17

1:55 pm-10:49 pm

2 stops18h 54m

$1,054

OaklandHelsinki

OAK - HEL

OAKHEL

Oakland

lun. 2/16

9:54 am-12:55 pm

2 stops17h 01m

Helsinki-Vantaa

dim. 2/22

1:55 pm-10:49 pm

2 stops18h 54m

$1,263

OaklandHelsinki

OAK - HEL

OAKHEL

Oakland

jeu. 12/11

11:21 am-12:55 pm

2 stops15h 34m

Helsinki-Vantaa

jeu. 12/18

1:55 pm-11:59 pm

2 stops20h 04m

$1,482

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/11

Showing 1-10 of 13 results
1
2

Compare providers for flights from Oakland 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 Oakland to Helsinki in November.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*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 Oakland, California-Helsinki flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Oakland, California-Helsinki flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Oakland, California-Helsinki flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Oakland, California-Helsinki flights, Cheapflights users trust eDreams the most. eDreams 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 Oakland, California-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 Oakland to Helsinki

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

What is the cheapest month to book a flight from Oakland, California to Helsinki?

Currently, February is the cheapest month in which you can book a flight from Oakland, California to Helsinki (average of $482). Flying from Oakland, California to Helsinki in June is currently the most expensive (average of $934). 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 Oakland 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 Oakland, California to Helsinki?

    For as low as $803, Delta can have you in Helsinki from Oakland, California in 18h 45m. Oakland, California and Helsinki are separated by a distance of 5409 mi. This flight may include one or multiple stops.

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

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

  • How can I find direct flights from Oakland to Helsinki?

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

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

    Yes. Cheapflights offers flight deals from Oakland 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 Oakland, California to Helsinki?

    Currently, February is the cheapest month in which you can book a flight from Oakland, California to Helsinki (average of $482). Flying from Oakland, California to Helsinki in June is currently the most expensive (average of $934). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Oakland to Helsinki

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Helsinki flights
San Francisco to Helsinki flights
Los Angeles to Rovaniemi flights
San Jose to Helsinki flights
Burbank to Helsinki flights
Santa Ana to Helsinki flights
Ontario to Helsinki flights
Oakland to Rovaniemi flights
Reno to Helsinki flights
Las Vegas to Helsinki flights
Sacramento to Helsinki flights
San Diego to Helsinki flights
San Francisco to Rovaniemi flights
San Jose to Rovaniemi flights
Los Angeles to Kittilä flights
Los Angeles to Kuusamo flights
Los Angeles to Ivalo flights
San Jose to Oulu flights
San Francisco to Kittilä flights
Los Angeles to Tampere flights
San Francisco to Ivalo flights
Los Angeles to Kemi flights
Los Angeles to Turku flights
San Francisco to Tampere flights
San Francisco to Joensuu flights
San Francisco to Jyväskylä flights
San Francisco to Kajaani flights
San Francisco to Kemi flights
San Francisco to Kokkola flights
San Francisco to Kuopio flights
San Francisco to Oulu flights
San Francisco to Turku flights
San Francisco to Vaasa flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.