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$923+ 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 4/6. Fares are subject to change and may not be available on all flights or dates of travel.
OAK — HEL
Feb 26 — Mar 51
Wed 2/26
Wed 3/5
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 February 21, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,168
(Finnair)

One-way from

$923
(oojo)

Popular in

June

Cheapest in

November

Average price

$803
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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One-way flight from Oakland to Helsinki-Vantaa
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Highest demand for flights based on searches. 26% potential increase in price ($337 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($39 potential savings vs. average RT price).
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Average for round-trip flights in February 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 February 21, 2025.

This Finnair deal was found by Cheapflights users on 2/21. 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.
Thu 5/16:00 amOAK - HEL
2 stops22h 15mMultiple Airlines
Sat 5/314:40 pmHEL - OAK
1 stop15h 31mMultiple Airlines
Deal found 2/21$1,168
This oojo deal was found by Cheapflights users on 2/21. 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.
Tue 5/202:31 pmOAK - HEL
2 stops37h 29mIcelandair
Tue 6/103:00 pmHEL - OAK
2 stops17h 11mIcelandair
Deal found 2/21$1,176
This oojo deal was found by Cheapflights users on 2/20. 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.
Thu 6/122:35 pmOAK - HEL
1 stop12h 20mFinnair
Wed 6/184:40 pmHEL - OAK
1 stop16h 58mFinnair
Deal found 2/20$1,764

Find flights from Oakland to Helsinki within your budget

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 February 21, 2025.

Fly from

Oakland

Fly to

Helsinki

Route

Depart

Return

Price

OaklandHelsinki

OAK - HEL

OAKHEL

Oakland

Thu 5/1

6:00 am-2:15 pm

2 stops22h 15m

Helsinki-Vantaa

Sat 5/31

4:40 pm-10:11 pm

1 stop15h 31m

$1,168

OaklandHelsinki

OAK - HEL

OAKHEL

Oakland

Tue 5/20

2:31 pm-2:00 pm

2 stops37h 29m

Helsinki-Vantaa

Tue 6/10

3:00 pm-10:11 pm

2 stops17h 11m

$1,176

OaklandHelsinki

OAK - HEL

OAKHEL

Oakland

Thu 6/12

2:35 pm-12:55 pm

1 stop12h 20m

Helsinki-Vantaa

Wed 6/18

4:40 pm-11:38 pm

1 stop16h 58m

$1,764

OaklandHelsinki

OAK - HEL

OAKHEL

Oakland

Sun 4/6

9:23 am-2:00 pm

2 stops18h 37m

$923

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

  • 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.

Travel insights for flights from Oakland to Helsinki

Get recent, data-driven insights about flights from Oakland to Helsinki including ideal travel times, pricing trends, and more.

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 $1,160). 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 OAK to HEL?

Find hourly flight availability from Oakland 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 February 21, 2025.

When flying from Oakland, California to Helsinki, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 February 21, 2025.
Finnair
7.6
Good
1,273 reviews

Entertainment

6.9

Comfort

7.4

Overall

7.6

Crew

8.1

Food

6.7

Boarding

7.7

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

Entertainment

6.9

Comfort

7.4

Overall

7.6

Crew

8.1

Food

6.7

Boarding

7.7

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
7.1
Good
491 reviews
Finnair
7.6
Good
1,273 reviews

Entertainment

6.9

Comfort

7.4

Overall

7.6

Crew

8.1

Food

6.7

Boarding

7.7

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 $1,160). 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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