Cheap Flights from Copenhagen (CPH) to Seinajoki (SJY)

Popular airlines from Copenhagen Airport, Kastrup (CPH) to Seinajoki (SJY)

Flights from Copenhagen (CPH) to Seinajoki (SJY)
Origin airport
Kastrup
Destination airport
Seinajoki
Distance
605 mi

Copenhagen to Seinajoki Flights

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

 

The best time to book a flight from Copenhagen to Seinajoki

Sunday is one of the best days to book for cheap flights from Copenhagen 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 Copenhagen 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 Copenhagen 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 Copenhagen 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 Copenhagen 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 Kastrup Airport (CPH) to Seinajoki (SJY) cost?
Get a cheap one-way flight or cheap return flight from Kastrup Airport (CPH) to Seinajoki (SJY) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Kastrup Airport (CPH) to Seinajoki (SJY)?
The cheapest month to fly from CPH to SJY is , when there's less demand. Off-peak season is usually when airlines offer better prices between these airports.
What is the cheapest airline that flies from Kastrup Airport (CPH) to Seinajoki (SJY)?
Use the filter tool on Expedia to compare different airlines and find the most affordable carrier that'll take you from CPH to SJY. Then, sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Kastrup Airport (CPH) to Seinajoki (SJY)?
Direct flights from Kastrup Airport (CPH) to Seinajoki (SJY) aren't available daily, so you'll have to take a flight with a layover. Explore your options with our filter tool. Enter your travel details and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from CPH to SJY?
You'll generally 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 Kastrup Airport (CPH) to Seinajoki (SJY)?
Choose a flight from Kastrup Airport (CPH) to Seinajoki (SJY) that takes off before 3 PM to reduce the risk of delays and cancellations. Departures after this hour 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.
Is it cheaper to buy a plane ticket from Kastrup Airport (CPH) to Seinajoki (SJY) last-minute?
Waiting until right before your break to book your flight from CPH to SJY generally means paying more. Although you may find some last-minute offers, they're not always guaranteed. Be flexible with your itinerary for the best chance of scoring a bargain.
Is it cheaper to book a CPH to SJY flight and hotel package?
Opting for a CPH to SJY flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip all in one place. Select from our impressive range of stays and then add car rentals, activities and flights to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Kastrup Airport (CPH) to Seinajoki (SJY)?
In most instances, you can modify or cancel your CPH to SJY flight. However, additional fees may apply, especially if your booking was made over 24 hours ago. Check your itinerary for the airline's policies and fees on flight changes, or if you'd like further information, visit our Customer Service portal.

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*Available to One Key members.