$301 Cheap Flights from Helsinki (HEL) to San Sebastian (EAS)

View $301 flight on Mon, Jun 16, 2025Opens in a new window

Popular airlines from Helsinki-Vantaa Airport (HEL) to San Sebastian (EAS)

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Cheap Flights from Helsinki to San Sebastian (HEL-EAS)

Prices were available within the past 7 days and start at $301 for one-way flights and $498 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Iberia
Thu, Aug 7 - Tue, Aug 26
HEL
Helsinki
EAS
San Sebastián
$498 Roundtrip, found 5 days ago
$498
Roundtrip
found 5 days ago
Select Iberia flight, departing Thu, Aug 7 from Helsinki to San Sebastián, returning Tue, Aug 26, priced at $498 found 5 days ago
Iberia
Thu, Aug 7 - Wed, Aug 27
HEL
Helsinki
EAS
San Sebastián
$528 Roundtrip, found 5 days ago
$528
Roundtrip
found 5 days ago
Select Iberia flight, departing Thu, Aug 7 from Helsinki to San Sebastián, returning Wed, Aug 27, priced at $528 found 5 days ago
Iberia
Mon, Sep 1 - Mon, Sep 15
HEL
Helsinki
EAS
San Sebastián
$555 Roundtrip, found 5 days ago
$555
Roundtrip
found 5 days ago
Select Iberia flight, departing Mon, Sep 1 from Helsinki to San Sebastián, returning Mon, Sep 15, priced at $555 found 5 days ago
Iberia
Mon, Sep 1 - Fri, Sep 12
HEL
Helsinki
EAS
San Sebastián
$584 Roundtrip, found 5 days ago
$584
Roundtrip
found 5 days ago
Select Iberia flight, departing Mon, Sep 1 from Helsinki to San Sebastián, returning Fri, Sep 12, priced at $584 found 5 days ago
Iberia
Thu, Aug 21 - Sat, Sep 6
HEL
Helsinki
EAS
San Sebastián
$591 Roundtrip, found 5 days ago
$591
Roundtrip
found 5 days ago
Select Iberia flight, departing Thu, Aug 21 from Helsinki to San Sebastián, returning Sat, Sep 6, priced at $591 found 5 days ago
Air Baltic
Tue, Jun 3 - Tue, Jun 17
HEL
Helsinki
EAS
San Sebastián
$607 Roundtrip, found 3 days ago
$607
Roundtrip
found 3 days ago
Select Air Baltic flight, departing Tue, Jun 3 from Helsinki to San Sebastián, returning Tue, Jun 17, priced at $607 found 3 days ago
Air Baltic
Mon, Sep 1 - Sun, Sep 14
HEL
Helsinki
EAS
San Sebastián
$607 Roundtrip, found 5 days ago
$607
Roundtrip
found 5 days ago
Select Air Baltic flight, departing Mon, Sep 1 from Helsinki to San Sebastián, returning Sun, Sep 14, priced at $607 found 5 days ago
Iberia
Sun, May 25 - Tue, Jun 10
HEL
Helsinki
EAS
San Sebastián
$614 Roundtrip, found 3 days ago
$614
Roundtrip
found 3 days ago
Select Iberia flight, departing Sun, May 25 from Helsinki to San Sebastián, returning Tue, Jun 10, priced at $614 found 3 days ago
Iberia
Fri, Aug 22 - Sat, Sep 6
HEL
Helsinki
EAS
San Sebastián
$621 Roundtrip, found 5 days ago
$621
Roundtrip
found 5 days ago
Select Iberia flight, departing Fri, Aug 22 from Helsinki to San Sebastián, returning Sat, Sep 6, priced at $621 found 5 days ago
Air Baltic
Tue, Jul 1 - Tue, Jul 15
HEL
Helsinki
EAS
San Sebastián
$630 Roundtrip, found 3 days ago
$630
Roundtrip
found 3 days ago
Select Air Baltic flight, departing Tue, Jul 1 from Helsinki to San Sebastián, returning Tue, Jul 15, priced at $630 found 3 days ago
Flights from Helsinki (HEL) to San Sebastian (EAS)
Origin airport
Vantaa
Destination airport
San Sebastian
Airlines serving
Iberia
Roundtrip price
$497
Distance
1614 mi

Helsinki to San Sebastian Flights

The cheapest times to fly from Helsinki to San Sebastian

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 San Sebastian are during the month of August. You can find some of the cheapest flights from Helsinki to San Sebastian with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Helsinki to San Sebastian

Sunday is one of the best days to book for cheap flights from Helsinki to San Sebastian: 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 San Sebastian

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 San Sebastian in 2025. You can also book with separate airlines for your outbound and return journeys, from $301 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 San Sebastian 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 San Sebastian 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 San Sebastian Airport (EAS) cost?
Discover the latest flight deals from HEL to EAS by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from HEL to EAS?
The cheapest flights from HEL to EAS are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from HEL to EAS?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from HEL to EAS. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Vantaa Airport (HEL) to San Sebastian Airport (EAS)?
You’ll need to take a flight with a layover if you’re traveling from Vantaa Airport (HEL) to San Sebastian Airport (EAS). There are no daily direct flights on this route. However, simply filter your search to include one or more stops to discover the best option for your trip.
What day of the week has the most flights from HEL to EAS?
You’ll usually find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during peak travel times or public holidays.*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 San Sebastian Airport (EAS)?
To reach San Sebastian Airport (EAS) on schedule, book a flight that leaves from Vantaa Airport (HEL) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**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 San Sebastian Airport (EAS) last-minute?
Booking your plane ticket from HEL to EAS shortly before your getaway is usually more expensive. However, if you’re flexible with your travel times and dates, you could land a cheap last-minute fare.
Is it cheaper to book a HEL to EAS flight and hotel package?
Compared with arranging flights and hotels separately, booking a HEL to EAS flight and hotel package with Expedia could result in significant savings. Better still, having everything in one easy place takes the hassle out of travel planning. Just secure your flights and select from our wide range of stays, then customize your trip with extras like car rentals and activities.
Can I cancel or change the date of my flight from Vantaa Airport (HEL) to San Sebastian Airport (EAS)?
If you booked your HEL to EAS flight in the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of fare you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for more information.

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*Available to One Key members.