$742 Cheap Flights from Helsinki (HEL) to Oakland (OAK)

View $742 flight on Sat, Nov 15, 2025Opens in a new window

Popular airlines from Helsinki-Vantaa Airport (HEL) to Oakland Intl. Airport (OAK)

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Cheap Flights from Helsinki to Oakland (HEL-OAK)

Prices were available within the past 7 days and start at $742 for one-way flights and $907 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Icelandair
Fri, Oct 31 - Mon, Nov 3
HEL
Helsinki
OAK
Oakland
$907 Roundtrip, found 3 days ago
$907
Roundtrip
found 3 days ago
Select Icelandair flight, departing Fri, Oct 31 from Helsinki to Oakland, returning Mon, Nov 3, priced at $907 found 3 days ago
Lufthansa
Fri, Oct 31 - Mon, Nov 3
HEL
Helsinki
OAK
Oakland
$954 Roundtrip, found 3 days ago
$954
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Fri, Oct 31 from Helsinki to Oakland, returning Mon, Nov 3, priced at $954 found 3 days ago
Icelandair
Fri, Oct 31 - Mon, Nov 3
HEL
Helsinki
OAK
Oakland
$957 Roundtrip, found 3 days ago
$957
Roundtrip
found 3 days ago
Select Icelandair flight, departing Fri, Oct 31 from Helsinki to Oakland, returning Mon, Nov 3, priced at $957 found 3 days ago
Icelandair
Fri, Oct 31 - Mon, Nov 3
HEL
Helsinki
OAK
Oakland
$960 Roundtrip, found 3 days ago
$960
Roundtrip
found 3 days ago
Select Icelandair flight, departing Fri, Oct 31 from Helsinki to Oakland, returning Mon, Nov 3, priced at $960 found 3 days ago
Icelandair
Fri, Oct 31 - Mon, Nov 3
HEL
Helsinki
OAK
Oakland
$960 Roundtrip, found 3 days ago
$960
Roundtrip
found 3 days ago
Select Icelandair flight, departing Fri, Oct 31 from Helsinki to Oakland, returning Mon, Nov 3, priced at $960 found 3 days ago
Lufthansa
Fri, Oct 31 - Mon, Nov 3
HEL
Helsinki
OAK
Oakland
$972 Roundtrip, found 3 days ago
$972
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Fri, Oct 31 from Helsinki to Oakland, returning Mon, Nov 3, priced at $972 found 3 days ago
Lufthansa
Fri, Oct 31 - Mon, Nov 3
HEL
Helsinki
OAK
Oakland
$979 Roundtrip, found 3 days ago
$979
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Fri, Oct 31 from Helsinki to Oakland, returning Mon, Nov 3, priced at $979 found 3 days ago
Icelandair
Fri, Oct 31 - Mon, Nov 3
HEL
Helsinki
OAK
Oakland
$1,001 Roundtrip, found 3 days ago
$1,001
Roundtrip
found 3 days ago
Select Icelandair flight, departing Fri, Oct 31 from Helsinki to Oakland, returning Mon, Nov 3, priced at $1,001 found 3 days ago
British Airways
Fri, Oct 31 - Mon, Nov 3
HEL
Helsinki
OAK
Oakland
$1,068 Roundtrip, found 3 days ago
$1,068
Roundtrip
found 3 days ago
Select British Airways flight, departing Fri, Oct 31 from Helsinki to Oakland, returning Mon, Nov 3, priced at $1,068 found 3 days ago

Alternative airports near Oakland

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to San Francisco Intl. SFO. Cheapest option available. Average driving time to city center is 32 minutes. Flights from $922
SFO
San Francisco Intl.
Cheapest
Average driving time to city center32 min
Flights from $922
Flights from Helsinki (HEL) to Oakland (OAK)
Origin airport
Vantaa
Destination airport
Oakland Intl.
Roundtrip price
$907
Distance
5411 mi

Helsinki to Oakland Flights

The cheapest times to fly from Helsinki to Oakland

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Helsinki to Oakland are during the month of October. You can find some of the cheapest flights from Helsinki to Oakland with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Helsinki to Oakland

Sunday is one of the best days to book for cheap flights from Helsinki to Oakland: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Helsinki to Oakland

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Helsinki to Oakland in 2025. You can also book with separate airlines for your outbound and return journeys, from $742 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Helsinki to Oakland flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Helsinki to Oakland airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Vantaa Airport (HEL) to Oakland Intl. Airport (OAK) cost?
Snag a cheap one-way flight from $742 or cheap return flight from $907 from Vantaa Airport (HEL) to Oakland Intl. Airport (OAK) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Vantaa Airport (HEL) to Oakland Intl. Airport (OAK)?
October is the least expensive month to fly from HEL to OAK. Traveling during quieter months is often the key to better flight prices.
What is the cheapest airline that flies from Vantaa Airport (HEL) to Oakland Intl. Airport (OAK)?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from HEL to OAK. Then, sort your results by "Price (lowest to highest)" to pick up a good deal.
How many flights per day from Vantaa Airport (HEL) to Oakland Intl. Airport (OAK)?
You'll need to take a flight with a layover when traveling from Vantaa Airport (HEL) to Oakland Intl. Airport (OAK). There are no daily direct flights on this route. However, simply filter your search to include one or two stops to discover an option that works for you.
What day of the week has the most flights from HEL to OAK?
Typically you'll find the most flight options available on a Friday. Tuesdays are often the quietest.* However, this can change depending on the airline, season and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Vantaa Airport (HEL) to Oakland Intl. Airport (OAK)?
To avoid potential delays on the Vantaa Airport (HEL) to Oakland Intl. Airport (OAK) route, aim to fly before 3 PM. Departures after this time have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Vantaa Airport (HEL) to Oakland Intl. Airport (OAK) last-minute?
Booking your plane ticket from HEL to OAK just before your journey is usually more expensive. However, if you're flexible with your departure dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a HEL to OAK flight and hotel package?
Compared with arranging flights and hotels separately, booking a HEL to OAK flight and hotel package with Expedia could lead to significant savings. Better still, having everything in one easy place takes the hassle out of travel planning. Just pick your flights and select from our wide range of stays, then tailor your trip with other add-ons like activities, tours and car rentals.
Can I cancel or change the date of my flight from Vantaa Airport (HEL) to Oakland Intl. Airport (OAK)?
Typically, you can cancel or modify your HEL to OAK flight. However, additional fees may apply, especially if you made your booking over 24 hours ago. Check your itinerary for the airline's fees and rules on flight changes, or if you want more details, head to our Customer Service portal.

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*Available to One Key members.