Cheap flights from Helsinki to Kos

Helsinki-Vantaa
HEL
Kos
KGS

Flight deals from Helsinki to Kos

Below you can see the best deals on flights Helsinki — Kos for upcoming dates. Direct and connecting flights from various airlines — compare prices and choose the right ticket.

The lowest price for the next 2 months is on 21 September, from $167.

Top 10 cheap flights from Helsinki to Kos

D8
LS
$ 166

Helsinki — Kos

08:05—21:55
21 Sep 2026
13 h 50 m
1 stop
AY
D8
LS
$ 169

Helsinki — Kos

06:45—22:10
23 Sep 2026
15 h 25 m
2 stops
AY
D8
LS
$ 175

Helsinki — Kos

06:45—21:55
21 Sep 2026
15 h 10 m
2 stops
D8
LS
$ 176

Helsinki — Kos

08:05—22:40
21 Sep 2026
14 h 35 m
1 stop
D8
LS
$ 176

Helsinki — Kos

08:05—18:55
21 Sep 2026
34 h 50 m
1 stop
SK
D8
LS
$ 184

Helsinki — Kos

07:15—21:55
21 Sep 2026
14 h 40 m
2 stops
D8
D8
LS
$ 185

Helsinki — Kos

08:30—21:55
21 Sep 2026
13 h 25 m
2 stops
D8
D8
LS
$ 185

Helsinki — Kos

07:05—21:55
21 Sep 2026
14 h 50 m
2 stops
AY
D8
LS
$ 185

Helsinki — Kos

06:45—22:40
21 Sep 2026
15 h 55 m
2 stops
AY
D8
LS
$ 187

Helsinki — Kos

07:15—21:55
21 Sep 2026
14 h 40 m
2 stops

Prices were found in the last 72 hours and may change — check the exact price when you continue.

About the Helsinki — Kos flight

Looking for cheap flights from Helsinki to Kos? Compare fares from different airlines, check the flight schedule and travel time — and book your Helsinki — Kos ticket online at the best price.

The route has direct flights — around 4 flights per week, flights are operated by Finnair, a nonstop flight takes about 8 h, the distance between the cities is around 2,594 km.

Planning your trip? You may find our Kos travel guide, how to get from the airport into town and Kos weather forecast useful. To catch a low fare, use the low-price calendar and the monthly price chart on this page.

Facts about this route

from $167Min. price
SeptemberCheapest
JunePeak season
YesDirect flights
2,594 kmDistance
8 hTravel time
1Airlines
4 / wkFlights

Flight schedule from Helsinki to Kos

The table shows direct flights from Helsinki to Kos on the selected date. The flight takes approximately 8 h. Regular flights are operated by Finnair. Departures from Helsinki-Vantaa Airport airports, arrivals at Kos Airport.

For each flight, the following details are shown: departure time (local), arrival city and airport, flight number and airline, terminal or gate, and status. Click on a flight to open its details and go to ticket search. To view flights on a different day, change the date above the table.

Fri, 28 August
Any time
Last update: 25 Aug 2026

Flight ticket prices by day: Helsinki — Kos

Below is a calendar of the lowest flight ticket prices for Helsinki — Kos by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from $167 in September, and the most expensive are around $255 in June. If your travel dates are flexible, the calendar will help you find the best price for your preferred period. To view round-trip fares, switch to the "Round trip" tab above the calendar, select your departure date — and the right-hand calendar will highlight the lowest prices for return flights on each day.

 
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Prices by month

Average one-way fares from Helsinki to Kos by month. Tickets are usually cheapest in October (around $168) and priciest in August (about $258) — use the table and chart below to pick the best time to fly.

MonthAverage priceLevelMonthAverage priceLevelMonthAverage priceLevel
Jan$180lowMay$198mediumSep$222medium
Feb$174lowJun$222highOct$168low
Mar$180lowJul$252highNov$168low
Apr$174lowAug$258highDec$204medium

Some values are estimated based on seasonality.

When to fly

Weather in Kos: it is warmest in August (up to 27 °C on average) and coolest in January (around 14 °C). The driest month is July.

Tickets are usually cheapest in September and most expensive in June. Compare prices and weather by month in the charts below to pick the best time to fly.

Temperature · Kos

Dry and wet days · Kos

Wind speed and direction · Kos

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How to get the best deal on a Helsinki — Kos ticket

  • Book ahead: fares for Helsinki — Kos are usually lower 3–8 weeks before departure than at the last minute.
  • Play with your dates — Tuesday, Wednesday and Saturday departures are often cheaper than Friday and Sunday.
  • Flights Helsinki — Kos operate on Fridays and Saturdays — keep that in mind when picking your travel dates.
  • The cheapest month to fly to Kos is usually September — plan your trip around it if your dates are flexible.
  • Compare direct and connecting flights: nonstop is faster, while a connection is sometimes noticeably cheaper.
  • Watch the low-price calendar and the monthly price trend on this page — they make it easier to catch a good date.
  • Travelling light? Pick a cabin-baggage-only fare — tickets without checked luggage are noticeably cheaper.
  • Get to the airport in good time — about 2–3 hours before an international departure and roughly an hour before a domestic one.

Airlines

Flights on the Helsinki — Kos route are operated by 1 airline; Finnair runs the most flights (around 100% of all flights). Compare carriers, flight shares and schedules below.

  • FinnairAY
    1x/week
    WebsiteFleet: 7911M pax/year
    • Direct flight HEL → KGS1x/week
      Duration
      3h 50m
      Days
      MTWTFSS
    100.0%Open →

Cities and airports on the Helsinki — Kos route

Flights Helsinki — Kos depart from Helsinki-Vantaa Airport and arrive at Kos Airport. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.

Departure

Helsinki

HEL
Finland
About the cityHow to get thereWeatherAll about the country Finland
Arrival

Kos

KGS
Greece
About the cityHow to get thereWeatherAll about the country Greece
Departure airports
Arrival airports

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Frequently asked questions about the Helsinki — Kos flight

How long is the flight from Helsinki to Kos?

A nonstop Helsinki — Kos flight takes about 8 h — the distance between the cities is around 2,594 km.

How far is it from Helsinki to Kos?

The distance from Helsinki to Kos is about 2,594 km, which a nonstop flight covers in around 8 h.

Are there direct flights from Helsinki to Kos?

Yes, there are nonstop flights Helsinki — Kos — around 4 flights per week.

Which airlines fly from Helsinki to Kos?

Airlines operating Helsinki — Kos include Finnair. See the full list with schedules in the "Airlines" section on this page.

Which airports do Helsinki — Kos flights use?

Flights from Helsinki depart from Helsinki-Vantaa Airport, and arrive at Kos Airport. If a city has more than one airport, check which one your ticket uses before you travel.

How much is a ticket from Helsinki to Kos?

The price of a Helsinki — Kos ticket depends on your travel date, season and demand: it is usually cheapest to fly in September, and most expensive in June. Tickets typically cost between $167 and $255. Check the current lowest fare and low-price calendar on this page.

When is the best time to book flights Helsinki — Kos?

Flights Helsinki — Kos are usually cheaper when booked in advance — a few weeks before departure and away from peak dates; the most budget-friendly month to fly is September. Compare prices by month in the price trend chart on this page.

How can I find the cheapest flights from Helsinki to Kos?

To catch a low fare Helsinki — Kos, book a few weeks in advance, keep your dates flexible, and compare airlines and connecting options. The low-price calendar and monthly price chart on this page show the cheapest days and months at a glance: the most budget-friendly month to fly is usually September.

How early should I arrive at the airport?

For international flights, plan to be at the airport about 2–3 hours before departure, and around an hour before a domestic flight. Allow extra time during busy travel seasons and at large hubs, where check-in and security lines can be longer.

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Where else you can fly from Kos

See all
AthensLondonAmsterdamFrankfurt am MainDusseldorfPragueMunichManchesterThessalonikiMilanBrusselsHamburgBerlinStuttgartViennaCologneZurichNurembergEindhovenRhodesHeraklionWarsawBirminghamHanoverRotterdamGrazBrnoNaplesLiverpoolSalzburgOstravaBaselBristolLeipzigParisNottinghamLeedsLuxembourg CityEdinburghDresden

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