HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Helsinki

$699+ Cheap flights from Oakland, CA (OAK) 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 8/18. Fares are subject to change and may not be available on all flights or dates of travel.
OAK — HEL
May 4 — May 111
Sun 5/4
Sun 5/11
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 April 29, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$837
(Air France)

One-way from

$699
(Cheapflightsfares)

Popular in

June

Cheapest in

November

Average price

$1,109
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
One-way flight from Oakland to Helsinki-Vantaa
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($251 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($32 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 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 April 29, 2025.

This Air France deal was found by Cheapflights users on 4/28. 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.
Sun 10/125:55 amOAK - HEL
2 stops24h 45mMultiple Airlines
Sun 10/191:55 pmHEL - OAK
2 stops19h 58mMultiple Airlines
Deal found 4/28$837
This oojo deal was found by Cheapflights users on 4/28. 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.
Sat 11/110:10 amOAK - HEL
2 stops17h 50mIcelandair
Wed 11/192:00 pmHEL - OAK
2 stops19h 38mIcelandair
Deal found 4/28$926

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 April 29, 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

Sun 10/12

5:55 am-4:40 pm

2 stops24h 45m

Helsinki-Vantaa

Sun 10/19

1:55 pm-11:53 pm

2 stops19h 58m

$837

OaklandHelsinki

OAK - HEL

OAKHEL

Oakland

Tue 5/27

7:54 pm-2:00 pm

2 stops32h 06m

Helsinki-Vantaa

Mon 6/2

3:00 pm-10:11 pm

2 stops17h 11m

$961

OaklandHelsinki

OAK - HEL

OAKHEL

Oakland

Mon 8/18

2:38 pm-1:10 pm

1 stop12h 32m

$699

OaklandHelsinki

OAK - HEL

OAKHEL

Oakland

Sun 5/11

9:15 am-2:00 pm

2 stops18h 45m

$781

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

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 April.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 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 Oakland, California-Helsinki flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Oakland, California-Helsinki flight deals on Cheapflights vs. FlightHub >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, November is the cheapest month in which you can book a flight from Oakland, California to Helsinki (average of $444). Flying from Oakland, California to Helsinki in June is currently the most expensive (average of $1,085). 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.

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 April 29, 2025.
Finnair
7.6
Good
1,273 reviews

Crew

8.1

Comfort

7.4

Overall

7.6

Boarding

7.6

Food

6.7

Entertainment

6.9

Reviews

1 / 20
6.0
Good

Rowland,Dec 2024

FRA - HEL

Finnair need to get a better system for boarding. Hundreds of passengers all attempting to get their boarding cards and passports checked at the gate and then get onto the aircraft is ridiculous, time consuming and frankly unfair to passengers.
Finnair
7.6
Good
1,273 reviews
Finnair
7.6
Good
1,273 reviews

Crew

8.1

Comfort

7.4

Overall

7.6

Boarding

7.6

Food

6.7

Entertainment

6.9

Reviews

1 / 20
6.0
Good

Rowland,Dec 2024

FRA - HEL

Finnair need to get a better system for boarding. Hundreds of passengers all attempting to get their boarding cards and passports checked at the gate and then get onto the aircraft is ridiculous, time consuming and frankly unfair to passengers.
Icelandair
7.0
Good
484 reviews
Finnair
7.6
Good
1,273 reviews

Crew

8.1

Comfort

7.4

Overall

7.6

Boarding

7.6

Food

6.7

Entertainment

6.9

Reviews

1 / 20
6.0
Good

Rowland,Dec 2024

FRA - HEL

Finnair need to get a better system for boarding. Hundreds of passengers all attempting to get their boarding cards and passports checked at the gate and then get onto the aircraft is ridiculous, time consuming and frankly unfair to passengers.

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.

  • 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, November is the cheapest month in which you can book a flight from Oakland, California to Helsinki (average of $444). Flying from Oakland, California to Helsinki in June is currently the most expensive (average of $1,085). 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 Oakland?

Book flights to Oakland if you plan to visit one of these locations
Vantaa
Espoo
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
San Jose to Helsinki flights
Ontario to Helsinki flights
Santa Ana to Helsinki flights
Burbank to Helsinki flights
Las Vegas to Helsinki flights
Sacramento to Helsinki flights
San Diego to Helsinki flights
San Francisco to Tampere flights
San Francisco to Kemi flights
San Francisco to Rovaniemi flights
San Francisco to Joensuu flights
San Francisco to Turku flights
San Francisco to Kuopio flights
San Jose to Rovaniemi flights
Los Angeles to Rovaniemi flights
Reno to Helsinki flights
Oakland to Rovaniemi flights
San Jose to Oulu flights
Los Angeles to Ivalo flights
Los Angeles to Kuusamo flights
Los Angeles to Kemi flights
Los Angeles to Kittilä flights
Los Angeles to Turku flights
Los Angeles to Tampere flights
San Francisco to Vaasa flights
San Francisco to Ivalo flights
San Francisco to Jyväskylä 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.