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Cheap flights from Cardiff to Reykjavik Keflavik Intl Airport from £187

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/12. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — KEF
2 Aug — 9 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Cardiff to Keflavik Intl

Enter your travel dates to find the best prices.

Cheapest flights from Cardiff to Keflavik Intl
Explore the most affordable flight options available from Cardiff to Keflavik Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 July 2026.

Fri 4/1217:30
CWL
-
KEF
1 stop20h 15m
KLM
Mon 7/1214:45
KEF
-
CWL
1 stop19h 05m
KLM
Deal found 28/6£187
Fri 28/817:45
CWL
-
KEF
2 stops15h 05m
Multiple Airlines
Mon 31/817:05
KEF
-
CWL
2 stops28h 45m
Multiple Airlines
Deal found 30/6£262
Fri 14/822:45
CWL
-
KEF
3 stops35h 15m
Multiple Airlines
Thu 20/808:45
KEF
-
CWL
2 stops12h 40m
Multiple Airlines
Deal found 28/6£301
Sun 16/817:15
CWL
-
KEF
2 stops42h 10m
Multiple Airlines
Sun 23/818:00
KEF
-
CWL
2 stops26h 45m
Multiple Airlines
Deal found 1/7£326
Fri 28/817:15
CWL
-
KEF
2 stops24h 05m
KLM
Mon 31/808:50
KEF
-
CWL
1 stop23h 25m
KLM
Deal found 30/6£341
Fri 14/809:45
CWL
-
KEF
1 stop8h 50m
KLM
Thu 20/808:50
KEF
-
CWL
2 stops23h 25m
KLM
Deal found 28/6£344
Thu 20/822:50
CWL
-
KEF
3 stops35h 50m
Multiple Airlines
Fri 28/807:55
KEF
-
CWL
2 stops24h 20m
Multiple Airlines
Deal found 29/6£358

Find flight deals from Cardiff to Keflavik Intl

Discover tips and strategies to find the most affordable flight options for your journey from Cardiff (CWL) to Keflavik Intl (KEF). 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 3 July 2026.

Round-trip from

£262
28/8-31/8
  • 28/8-31/8
  • 4 total stops
  • 43h 50m total
  • Cardiff to Reykjavik
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Cardiff to Keflavik Intl 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 3 July 2026.
Use the filters below to find and compare flights from Cardiff to Reykjavik Keflavik Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

CardiffReykjavik

CWL - KEF

CWLKEF

Cardiff Wales

Fri 28/8

17:45-07:50

2 stops15h 05m

Reykjavik Keflavik Intl

Mon 31/8

17:05-22:50

2 stops28h 45m

£262

CardiffReykjavik

CWL - KEF

CWLKEF

Cardiff Wales

Fri 4/12

17:30-13:45

1 stop20h 15m

Reykjavik Keflavik Intl

Mon 7/12

11:35-09:50

2 stops22h 15m

£265

CardiffReykjavik

CWL - KEF

CWLKEF

Cardiff Wales

Fri 14/8

22:45-09:00

3 stops35h 15m

Reykjavik Keflavik Intl

Thu 20/8

08:45-22:25

2 stops12h 40m

£301
Fastest return journey

CardiffReykjavik

CWL - KEF

CWLKEF

Cardiff Wales

Fri 14/8

09:45-17:35

1 stop8h 50m

Reykjavik Keflavik Intl

Thu 20/8

08:50-09:15

2 stops23h 25m

£344

CardiffReykjavik

CWL - KEF

CWLKEF

Cardiff Wales

Thu 20/8

22:50-09:40

3 stops35h 50m

Reykjavik Keflavik Intl

Fri 28/8

07:55-09:15

2 stops24h 20m

£358

CardiffReykjavik

CWL - KEF

CWLKEF

Cardiff Wales

Sun 16/8

21:45-08:35

3 stops35h 50m

Reykjavik Keflavik Intl

Sun 23/8

18:00-21:45

2 stops26h 45m

£368

CardiffReykjavik

CWL - KEF

CWLKEF

Cardiff Wales

Thu 20/8

17:15-17:35

1 stop25h 20m

Reykjavik Keflavik Intl

Fri 28/8

07:55-09:15

2 stops24h 20m

£397
Cheapest one-way
Fastest single journey

CardiffReykjavik

CWL - KEF

CWLKEF

Cardiff Wales

Mon 13/7

11:35-07:40

2 stops45h 05m

£520

Flights are sorted by cheapest return flights first.

Deals found on 2/7

Sorted by cheapest first

Best time to book a flight from Cardiff to Keflavik Intl

Have a flexible travel schedule? Discover the best time to fly to Keflavik Intl 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 Keflavik Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Cardiff to Reykjavik Keflavik Intl?

    Most people fly from Cardiff Wales (CWL) if they book a flight from Cardiff to Reykjavik Keflavik Intl. On average, Cardiff Wales has 0 outbound flights to Reykjavik Keflavik Intl per day from 0 airlines. Cardiff Wales is conveniently located just 9.1 mi from Cardiff’s city center.

  • How long is the flight from Cardiff to Reykjavik Keflavik Intl Airport?

    Airlines like KLM fly from Cardiff to Reykjavik Keflavik Intl Airport in about 20h 15m. The time it takes to get you to your destination can typically vary by up to . Cardiff and Reykjavik Keflavik Intl Airport are separated by a distance of 1114 mi.

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

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

  • How can I find direct flights from Cardiff to Keflavik Intl?

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

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

    Yes. Cheapflights offers flight deals from Cardiff to Keflavik Intl 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 Reykjavik Keflavik Intl Airport?

Book flights to Reykjavik Keflavik Intl Airport if you plan to visit one of these locations
Hveragerdi
Kopavogur
Keflavik

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Alternative routes for Cardiff to Keflavik Intl

See prices for flight routes from nearby airports that may be better suited for you.
Manchester to Keflavik Intl flights
Bristol to Keflavik Intl flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Cardiff to Keflavik Intl?

Cheapflights makes it easy to find Cardiff to Keflavik Intl flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Cheapflights helps you find that perfect flight to Keflavik Intl from Cardiff by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Yes, we can. To see specific flights from Cardiff to Keflavik Intl with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes, Cheapflights offers price alerts on Cardiff to Keflavik Intl flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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