Cheap Flights from Dublin to Kos

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Flight deals from Dublin to Kos

Looking for a cheap last-minute deal or the best round-trip flight from Dublin Airport to Kos Airport? If you want to travel next month, round-trip fares start from $144. Find the lowest prices on one-way and round-trip tickets right here.

Kos.$144 per passenger.Departing Tue, Jul 14, returning Wed, Jul 22.Round-trip flight with Ryanair.Outbound indirect flight with Ryanair, departing from Dublin on Tue, Jul 14, arriving in Kos.Inbound indirect flight with Ryanair, departing from Kos on Wed, Jul 22, arriving in Dublin.Price includes taxes and charges.From $144, select.

Kos.$152 per passenger.Departing Wed, Jun 17, returning Wed, Jun 24.Round-trip flight with Ryanair.Outbound indirect flight with Ryanair, departing from Dublin on Wed, Jun 17, arriving in Kos.Inbound indirect flight with Ryanair, departing from Kos on Wed, Jun 24, arriving in Dublin.Price includes taxes and charges.From $152, select.

Kos.$161 per passenger.Departing Mon, Sep 14, returning Mon, Sep 21.Round-trip flight with Ryanair.Outbound indirect flight with Ryanair, departing from Dublin on Mon, Sep 14, arriving in Kos.Inbound indirect flight with Ryanair, departing from Kos on Mon, Sep 21, arriving in Dublin.Price includes taxes and charges.From $161, select.

Kos.$164 per passenger.Departing Sun, Jun 28, returning Mon, Jul 6.Round-trip flight with Aer Lingus and Ryanair.Outbound indirect flight with Aer Lingus, departing from Dublin on Sun, Jun 28, arriving in Kos.Inbound indirect flight with Ryanair, departing from Kos on Mon, Jul 6, arriving in Dublin.Price includes taxes and charges.From $164, select.

Kos.$169 per passenger.Departing Mon, Sep 28, returning Sat, Oct 3.Round-trip flight with Ryanair and Transavia France.Outbound indirect flight with Ryanair, departing from Dublin on Mon, Sep 28, arriving in Kos.Inbound indirect flight with Transavia France, departing from Kos on Sat, Oct 3, arriving in Dublin.Price includes taxes and charges.From $169, select.

Kos.$169 per passenger.Departing Thu, Oct 8, returning Thu, Oct 15.Round-trip flight with Ryanair.Outbound indirect flight with Ryanair, departing from Dublin on Thu, Oct 8, arriving in Kos.Inbound indirect flight with Ryanair, departing from Kos on Thu, Oct 15, arriving in Dublin.Price includes taxes and charges.From $169, select.

Kos.$179 per passenger.Departing Thu, Aug 27, returning Thu, Sep 10.Round-trip flight with Ryanair.Outbound indirect flight with Ryanair, departing from Dublin on Thu, Aug 27, arriving in Kos.Inbound indirect flight with Ryanair, departing from Kos on Thu, Sep 10, arriving in Dublin.Price includes taxes and charges.From $179, select.

Kos.$187 per passenger.Departing Sat, Aug 22, returning Wed, Aug 26.Round-trip flight with Ryanair and Eurowings.Outbound indirect flight with Ryanair, departing from Dublin on Sat, Aug 22, arriving in Kos.Inbound indirect flight with Eurowings, departing from Kos on Wed, Aug 26, arriving in Dublin.Price includes taxes and charges.From $187, select.

Kos.$189 per passenger.Departing Sun, Jul 26, returning Tue, Aug 4.Round-trip flight with Ryanair.Outbound indirect flight with Ryanair, departing from Dublin on Sun, Jul 26, arriving in Kos.Inbound indirect flight with Ryanair, departing from Kos on Tue, Aug 4, arriving in Dublin.Price includes taxes and charges.From $189, select.

Kos.$202 per passenger.Departing Sun, Jul 26, returning Fri, Jul 31.Round-trip flight with Ryanair.Outbound direct flight with Ryanair departing from Dublin on Sun, Jul 26, arriving in Kos.Inbound direct flight with Ryanair departing from Kos on Fri, Jul 31, arriving in Dublin.Price includes taxes and charges.From $202, select.

Kos.$205 per passenger.Departing Sun, Aug 23, returning Fri, Sep 11.Round-trip flight with Ryanair.Outbound direct flight with Ryanair departing from Dublin on Sun, Aug 23, arriving in Kos.Inbound direct flight with Ryanair departing from Kos on Fri, Sep 11, arriving in Dublin.Price includes taxes and charges.From $205, select.

Kos.$226 per passenger.Departing Sun, Jul 26, returning Fri, Aug 14.Round-trip flight with Ryanair.Outbound direct flight with Ryanair departing from Dublin on Sun, Jul 26, arriving in Kos.Inbound direct flight with Ryanair departing from Kos on Fri, Aug 14, arriving in Dublin.Price includes taxes and charges.From $226, select.

Kos.$229 per passenger.Departing Fri, Aug 21, returning Fri, Aug 28.Round-trip flight with Ryanair.Outbound direct flight with Ryanair departing from Dublin on Fri, Aug 21, arriving in Kos.Inbound direct flight with Ryanair departing from Kos on Fri, Aug 28, arriving in Dublin.Price includes taxes and charges.From $229, select.

Kos.$230 per passenger.Departing Sun, Sep 20, returning Fri, Sep 25.Round-trip flight with Ryanair.Outbound direct flight with Ryanair departing from Dublin on Sun, Sep 20, arriving in Kos.Inbound direct flight with Ryanair departing from Kos on Fri, Sep 25, arriving in Dublin.Price includes taxes and charges.From $230, select.

Kos.$266 per passenger.Departing Fri, Sep 25, returning Sun, Oct 11.Round-trip flight with Ryanair.Outbound direct flight with Ryanair departing from Dublin on Fri, Sep 25, arriving in Kos.Inbound direct flight with Ryanair departing from Kos on Sun, Oct 11, arriving in Dublin.Price includes taxes and charges.From $266, select.

Kos.$267 per passenger.Departing Fri, Oct 16, returning Sun, Oct 18.Round-trip flight with Ryanair.Outbound direct flight with Ryanair departing from Dublin on Fri, Oct 16, arriving in Kos.Inbound direct flight with Ryanair departing from Kos on Sun, Oct 18, arriving in Dublin.Price includes taxes and charges.From $267, select.

Find the cheapest month to fly from Dublin to Kos

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Dublin to Kos flights are currently cheapest in July.

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Direct flights from Dublin to Kos

Dublin to Kos: Flight information

The things to know before you go.

Cheapest flight found	$144
Cheapest month to fly	July
Average flight time	4 hrs, 25 mins
Most popular airline	Ryanair
Average flights per week	2

Finding cheap flights from Dublin to Kos: Frequently asked questions

How much are round-trip flights from Dublin to Kos?

The best price we found for a round-trip flight from Dublin to Kos is $144. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

How long does it take to fly from Dublin to Kos?

4 hours and 25 minutes is the average flight time from Dublin to Kos.

Which airlines fly direct from Dublin to Kos?

Ryanair flies direct from Dublin to Kos.

How many flights are there a week from Dublin to Kos?

There are 2 flights per week flying from Dublin to Kos, as of June 2026.

When is the cheapest time to fly from Dublin to Kos?

The cheapest month to fly from Dublin to Kos is usually July.

Which upcoming date is cheapest to fly from Dublin Airport to Kos Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Dublin Airport to Kos Airport on Tuesday, July 14, 2026.

Can I get a direct flight from Dublin Airport to Kos Airport?

Yes – the average flight time is 4 hours and 25 minutes.

How can I find the best flight deal to Kos?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Kos but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to Kos?

We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to Kos is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly with from Dublin Airport to Kos?

Currently, Ryanair offers the cheapest flight tickets to Kos.

Flying from Dublin Airport (DUB) to Kos Airport (KGS): what you need to know

The average time for a direct flight from Dublin Airport to Kos Airport is 4 hours 25 minutes.
The timezone in Kos is UTC+2, which is two hours ahead of Dublin.
Arriving two hours before an international flight and one hour ahead of a domestic departure are golden rules for stress-free travel. Be at the airport on time to catch your DUB to KGS flight.
You can expect longer lines during popular months such as July. Arriving up to four hours ahead of an international flight and two hours for a domestic departure will help ensure a smooth travel experience.
Flying into Kos (and then exploring more of Greece!) is easy with Ryanair. This popular carrier has direct flights from Dublin Airport to Kos Airport.
Ryanair is the most frequently booked airline on this route.
With 66.67% of its services landing on schedule, Ryanair is the most punctual carrier offering DUB to KGS flights.
Consider adding a stopover when booking your ticket from Dublin Airport to Kos Airport. Just deselect 'Direct flights only' to break up your journey, or visit a new city along the way. Here are some options between DUB and KGS:
- Frankfurt am Main Airport
- Rome Fiumicino Airport
- Manchester Airport

How to find the cheapest flights from Dublin Airport (DUB) to Kos Airport (KGS)

The cheapest price we've seen for a one-way Dublin Airport to Kos Airport flight is $50. A return fare is currently $144. Depending on the availability when you book, these fares can change.
Score cheap tickets from DUB to KGS by booking at least five months ahead. Based on our research, that's the sweet spot for picking up a bargain.
October is the cheapest month for flights from Dublin Airport to Kos Airport. If you prefer to travel during a different time of year, the 'Whole month' tool will give you the lowest airfares across every month.
Never miss a deal on cheap flights from DUB to KGS by setting up a Price Alert. We'll send you an email or notification on the app when a special offer becomes available.
Tailor your flights with filters. Pick your ideal departure and arrival times, total journey duration and airlines. You can also sort the results by 'Fastest,' 'Best' or 'Cheapest' flights from Dublin Airport to Kos Airport.

Handy information about Dublin Airport (DUB)

When it comes to the on-time performance of Dublin Airport, data shows 77% of flights arrive within the expected timeframe.
To reach Dublin Airport from central Dublin, it takes about 25 minutes by car. This depends on traffic though. It's approximately 11 kilometers from the airport to the city center.
Planning to take public transport? Expect a journey time of around 30 minutes.
Get your journey off to a stress-free start by staying near DUB. Whether you're catching an early flight from Dublin Airport to Kos Airport or want to avoid feeling rushed, these stays have you covered:

Arriving at Kos Airport (KGS)

Consider booking a hotel near KGS if you have a late Dublin Airport to Kos Airport flight. Settle into one of these accommodation options and skip the long transfer after landing:
Say yes to new adventures by picking up a Kos Airport rental car. Grab a set of wheels from Abbycar, Green Motion or Caldera and experience the lesser-explored corners of Kos and beyond.
Booking your ride from Kos Airport around three weeks in advance boosts your odds of scoring a great price.

Getting from Kos Airport (KGS) to central Kos

From Kos Airport, Kos is approximately 26 kilometers away. It takes around 30 minutes to drive to the center.
If you're traveling on public transport, expect a journey time of roughly 40 minutes.

When to fly to Kos Airport (KGS)

July is the most popular month for flights from Dublin Airport to Kos Airport. For a quieter experience, travel to Kos in March.

Explore more of Greece

Athens is just one of the many places in Greece waiting to be explored after you've seen Kos. Around 121 kilometers away to the south-east, well-known attractions include Acropolis of Athens, The Parthenon and Erechtheion.