Cheap Flights from Helsinki (HEL) to Seinajoki (SJY)

Popular airlines from Helsinki-Vantaa Airport (HEL) to Seinajoki (SJY)

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Flights from Helsinki (HEL) to Seinajoki (SJY)
Origin airport
Vantaa
Destination airport
Seinajoki
Distance
178 mi

Helsinki to Seinajoki Flights

The cheapest times to fly from Helsinki to Seinajoki

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

 

The best time to book a flight from Helsinki to Seinajoki

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

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 Seinajoki in 2025. You can also book with separate airlines for your outbound and return journeys, from 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 Seinajoki 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 Seinajoki 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 Seinajoki (SJY) cost?
Discover the latest flight deals from HEL to SJY 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 SJY?
The cheapest flights from HEL to SJY 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 SJY?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from HEL to SJY. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Vantaa Airport (HEL) to Seinajoki (SJY)?
You'll need to take a flight with a layover when traveling from Vantaa Airport (HEL) to Seinajoki (SJY). There are no daily direct flights on this route. However, simply filter your search to include one or two stops to find an option that works for you.
What day of the week has the most flights from HEL to SJY?
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 public holidays or peak travel times.*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 Seinajoki (SJY)?
Book a flight from Vantaa Airport (HEL) to Seinajoki (SJY) that takes off before 3 PM to reduce the risk of delays and cancellations. Departures after this time are on average 22% more likely to be canceled.**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.
What airports do you fly into for Ilmajoki from Vantaa Airport (HEL)?
Compare your flight options from Vantaa Airport (HEL) to Vaasa Airport (VAA). This is the only Ilmajoki airport you can jet into if you're taking a direct flight.
Is it cheaper to buy a plane ticket from Vantaa Airport (HEL) to Seinajoki (SJY) last-minute?
Last-minute bookings from HEL to SJY are typically more expensive. To secure the best rates, start looking for flights early. That being said, if you're flexible with your travel plans, it's possible to find a cheap fare right before your trip.
Is it cheaper to book a HEL to SJY flight and hotel package?
You'll generally save money by securing a HEL to SJY flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one convenient place. After selecting your preferred flights and accommodations, consider adding extras such as tours, activities and car rentals.
Can I cancel or change the date of my flight from Vantaa Airport (HEL) to Seinajoki (SJY)?
If you booked your HEL to SJY flight within the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you want more information.

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*Available to One Key members.