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Cheap flights from Cardiff to Kos from £156

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 16/6. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — KGS
14 Jun — 21 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Cardiff to Kos

Enter your travel dates to find the best prices.

Cheapest flights from Cardiff to Kos
Explore the most affordable flight options available from Cardiff to Kos. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 May 2026.

Tue 16/623:15
CWL
-
KGS
2 stops21h 45m
Multiple Airlines
Tue 23/621:50
KGS
-
CWL
2 stops27h 15m
Multiple Airlines
Deal found 14/5£156
Wed 3/623:30
CWL
-
KGS
3 stops33h 25m
Multiple Airlines
Wed 10/612:55
KGS
-
CWL
Nonstop4h 10m
Multiple Airlines
Deal found 11/5£161
Fri 5/622:45
CWL
-
KGS
2 stops18h 10m
Multiple Airlines
Fri 19/622:25
KGS
-
CWL
1 stop10h 30m
Multiple Airlines
Deal found 13/5£230

Find flight deals from Cardiff to Kos

Discover tips and strategies to find the most affordable flight options for your journey from Cardiff (CWL) to Kos (KGS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 15 May 2026.

Round-trip from

£156
16/6-23/6
  • 16/6-23/6
  • 4 total stops
  • 49h 00m total
  • Cardiff to Kos
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Cardiff to Kos that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 15 May 2026.
Use the filters below to find and compare flights from Cardiff to Kos that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

CardiffKos

CWL - KGS

CWLKGS

Cardiff Wales

Tue 16/6

23:15-23:00

2 stops21h 45m

Kos

Tue 23/6

20:05-23:05

2 stops29h 00m

£158

CardiffKos

CWL - KGS

CWLKGS

Cardiff Wales

Wed 3/6

21:10-21:25

2 stops22h 15m

Kos

Wed 10/6

23:25-16:30

2 stops19h 05m

£188

CardiffKos

CWL - KGS

CWLKGS

Cardiff Wales

Fri 5/6

22:45-18:55

2 stops18h 10m

Kos

Fri 19/6

22:25-06:55

1 stop10h 30m

£230

CardiffKos

CWL - KGS

CWLKGS

Cardiff Wales

Sat 11/7

13:15-19:10

Nonstop3h 55m

Kos

Wed 15/7

23:25-22:25

3 stops25h 00m

£266
Fastest return journey

CardiffKos

CWL - KGS

CWLKGS

Cardiff Wales

Sat 11/7

13:15-19:10

Nonstop3h 55m

Kos

Wed 15/7

12:55-15:05

Nonstop4h 10m

£320

Flights are sorted by cheapest return flights first.

Deals found on 12/5

Sorted by cheapest first

Best time to book a flight from Cardiff to Kos

Have a flexible travel schedule? Discover the best time to fly to Kos from Cardiff with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from Cardiff to Kos. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How popular is this Cardiff to Kos flight route?

    This flight path from Cardiff Wales to Kos was viewed by 39 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What is the cheapest airline to fly from Cardiff to Kos round-trip?

    Cheapflights users have booked flights from Cardiff to Kos round-trip from £126.

  • Can I find deals for flights from Cardiff to Kos that include hotel bookings?

    Yes. In addition to deals on Cardiff to Kos flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Cardiff to Kos?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Cardiff to Kos.

  • Can I find deals for business class flights from Cardiff to Kos?

    Yes. Cheapflights offers flight deals from Cardiff to Kos by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Travelling to a place near Kos?

Book flights to Kos if you plan to visit one of these locations
Kardamena

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Top airline flying from Cardiff to Kos

Discover the top airline that operate flights from Cardiff to Kos. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 15 May 2026.
AirlineCheapestAverageFlexibilityOn-time
TUI AirwaysCheapest£126Average£311FlexibilityNo cancel feeOn-timeN/A
Search TUI Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Cardiff to Kos?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Kos from Cardiff today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Cardiff to Kos?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Kos from Cardiff.

Can Cheapflights find flights from Cardiff to Kos with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Cardiff to Kos, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Cardiff to Kos become cheaper?

Of course! You can now track prices for flights from Cardiff to Kos and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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