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£241 Cheap Flights from Helsinki (HEL) to Kos (KGS)

View £241 flight on Mon, 28 Dec 2026

Popular airlines from Helsinki-Vantaa Airport (HEL) to Kos (KGS-Kos Island Intl.)

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  • Cheap Flights from Helsinki to Kos (HEL-KGS)

    Prices were available within the past 7 days and start at £241 for one-way flights and £517 for return, for the period specified. Prices and availability are subject to change. Additional terms apply.

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    Select Air Baltic flight, departing Thu, 22 Jul from Helsinki to Kos, returning Sun, 25 Jul, priced at £517 Found 2 days ago

    Thu, 22 Jul - Sun, 25 Jul · HEL · KGS · From £517 · Return

    Select KLM flight, departing Thu, 22 Jul from Helsinki to Kos, returning Sun, 25 Jul, priced at £535 Found 2 days ago

    Thu, 22 Jul - Sun, 25 Jul · HEL · KGS · From £535 · Return

    Select British Airways flight, departing Thu, 22 Jul from Helsinki to Kos, returning Sun, 25 Jul, priced at £556 Found 2 days ago

    Thu, 22 Jul - Sun, 25 Jul · HEL · KGS · From £556 · Return

    Select KLM flight, departing Thu, 22 Jul from Helsinki to Kos, returning Sun, 25 Jul, priced at £570 Found 2 days ago

    Thu, 22 Jul - Sun, 25 Jul · HEL · KGS · From £570 · Return

    Select British Airways flight, departing Thu, 22 Jul from Helsinki to Kos, returning Sun, 25 Jul, priced at £591 Found 2 days ago

    Thu, 22 Jul - Sun, 25 Jul · HEL · KGS · From £591 · Return

    Select SAS flight, departing Thu, 22 Jul from Helsinki to Kos, returning Sun, 25 Jul, priced at £632 Found 2 days ago

    Thu, 22 Jul - Sun, 25 Jul · HEL · KGS · From £632 · Return

    Select KLM flight, departing Thu, 22 Jul from Helsinki to Kos, returning Sun, 25 Jul, priced at £633 Found 2 days ago

    Thu, 22 Jul - Sun, 25 Jul · HEL · KGS · From £633 · Return

    Select British Airways flight, departing Thu, 22 Jul from Helsinki to Kos, returning Sun, 25 Jul, priced at £635 Found 2 days ago

    Thu, 22 Jul - Sun, 25 Jul · HEL · KGS · From £635 · Return

    Select KLM flight, departing Thu, 22 Jul from Helsinki to Kos, returning Sun, 25 Jul, priced at £635 Found 2 days ago

    Thu, 22 Jul - Sun, 25 Jul · HEL · KGS · From £635 · Return

    Select SAS flight, departing Thu, 22 Jul from Helsinki to Kos, returning Sun, 25 Jul, priced at £637 Found 2 days ago

    Thu, 22 Jul - Sun, 25 Jul · HEL · KGS · From £637 · Return

    Book with confidence

    Compare flights from Helsinki to Kos easily and book with confidence

    For travelling on business or for pleasure, Expedia makes it easy to book your flights from Helsinki to Kos. Operating between them flights per day, 5 airlines cover the route. And fly direct, getting you to Kos Island Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Vantaa to Kos Island Intl..

    To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights.

    Grab a great deal on your flight from Vantaa (HEL) to Kos Island Intl. (KGS)

    The easiest way to view the best deals on flights from Helsinki to Kos today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Vantaa to Kos Island Intl. start at just £517 and range up to £637.

    To find an even better deal, try

    • being flexible on your dates – midweek flights can be cheaper
    • looking for other airports near Helsinki and Kos
    • booking your flight during July, the cheapest month on this route
    • varying your flight times – early morning and late at night are sometimes cheaper

    Why you should book your Helsinki to Kos flight with Expedia!

    We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Vantaa to Kos Island Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.

    Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.

    Travel information

    Origin airportHelsinki-Vantaa Airport
    Destination airportKos
    Distance1,627 miles away
    Airlines servingAegean, British Airways, Finnair, Lufthansa
    Popular airlineAegean
    Return price£517

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