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$1,028+ 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 11/1. Fares are subject to change and may not be available on all flights or dates of travel.
OAK — HEL
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
1 adult, Economy
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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 March 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,054
(Finnair)

Popular in

June

Cheapest in

November

Average price

$705
Provider with most accurate pricing for Oakland-Helsinki-Vantaa flight deals.
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Provider most trusted by Cheapflights users for Oakland-Helsinki-Vantaa flights.
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From Oakland to Helsinki-Vantaa
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Highest demand for flights based on searches. 23% potential increase in price ($286 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($36 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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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 March 28, 2025.

This oojo deal was found by Cheapflights users on 3/27. 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
Sat 11/152:00 pmHEL - OAK
2 stops19h 38mIcelandair
Deal found 3/27$1,028
This Finnair deal was found by Cheapflights users on 3/26. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/116:00 amOAK - HEL
1 stop20h 55mMultiple Airlines
Sun 5/184:40 pmHEL - OAK
1 stop15h 31mMultiple Airlines
Deal found 3/26$1,054
This Expedia deal was found by Cheapflights users on 3/26. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/114:43 pmOAK - HEL
2 stops36h 32mBritish Airways
Sun 5/1811:25 amHEL - OAK
2 stops44h 46mBritish Airways
Deal found 3/26$1,146

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 March 28, 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 5/11

6:00 am-12:55 pm

1 stop20h 55m

Helsinki-Vantaa

Sun 5/18

4:40 pm-10:11 pm

1 stop15h 31m

$1,054

OaklandHelsinki

OAK - HEL

OAKHEL

Oakland

Tue 4/22

9:15 am-2:00 pm

2 stops18h 45m

Helsinki-Vantaa

Tue 5/6

3:00 pm-9:16 pm

2 stops16h 16m

$1,061

OaklandHelsinki

OAK - HEL

OAKHEL

Oakland

Sun 5/11

4:43 pm-3:15 pm

2 stops36h 32m

Helsinki-Vantaa

Sun 5/18

11:25 am-10:11 pm

2 stops44h 46m

$1,146

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/26

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 March.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 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 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 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 $1,136). 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 March 28, 2025.
Icelandair
7.0
Good
476 reviews

Crew

8.0

Food

6.3

Entertainment

7.0

Overall

7.0

Comfort

7.0

Boarding

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Feb 2025

LGW - KEF

Very small overhead bins even for backpacks as a carryon. Comfortable seats.
Icelandair
7.0
Good
476 reviews
Icelandair
7.0
Good
476 reviews

Crew

8.0

Food

6.3

Entertainment

7.0

Overall

7.0

Comfort

7.0

Boarding

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Feb 2025

LGW - KEF

Very small overhead bins even for backpacks as a carryon. Comfortable seats.
British Airways
6.6
Okay
6,712 reviews
Icelandair
7.0
Good
476 reviews

Crew

8.0

Food

6.3

Entertainment

7.0

Overall

7.0

Comfort

7.0

Boarding

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Feb 2025

LGW - KEF

Very small overhead bins even for backpacks as a carryon. Comfortable seats.

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 $1,136). 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

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