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Cheap flights from Cardiff to Reykjavik Keflavik Intl Airport from £149

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 31/12. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — KEF
23 nov. — 30 nov.1
1 adult
1 adult, Economy, 0 bags

Cheap 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 24 octobre 2025.

Round-trip from

£223

One-way from

£149

Good round-trip deal

£625 or less

Good one-way deal

£62 or less
KLM
  • KLM
  • 6/2-9/2
  • 2 total stops
  • 46h 40m total
  • Cardiff to Reykjavik
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31/12
  • 31/12
  • 2 total stops
  • 22h 05m total
  • Cardiff to Reykjavik
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Price to beat on a round-trip flight from Cardiff Wales to Reykjavik Keflavik Intl.
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Price to beat on a one-way flight from Cardiff Wales to Reykjavik Keflavik Intl.
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Find 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 24 octobre 2025.

lun. 15/1210:20CWL - KEF
1 stop8h 45mKLM
mer. 17/1220:05KEF - CWL
1 stop13h 45mKLM
Deal found 22/10£230
sam. 6/1217:25CWL - KEF
1 stop25h 40mMultiple Airlines
sam. 13/1219:45KEF - CWL
2 stops22h 15mMultiple Airlines
Deal found 22/10£252
lun. 15/1210:20CWL - KEF
3 stops24h 40mMultiple Airlines
mer. 17/1220:05KEF - CWL
1 stop13h 45mMultiple Airlines
Deal found 22/10£472

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 24 octobre 2025.
Use the filters below to find and compare flights from Cardiff to Reykjavik Keflavik Intl Airport that are best for you.

Fly from

Cardiff

Fly to

Keflavik Intl

Route

Depart

Return

Price

CardiffReykjavik

CWL - KEF

CWLKEF

Cardiff Wales

lun. 15/12

10:20-19:05

1 stop8h 45m

Reykjavik Keflavik Intl

mer. 17/12

20:05-09:50

1 stop13h 45m

£230

CardiffReykjavik

CWL - KEF

CWLKEF

Cardiff Wales

sam. 6/12

17:25-19:05

1 stop25h 40m

Reykjavik Keflavik Intl

sam. 13/12

19:45-18:00

2 stops22h 15m

£252

CardiffReykjavik

CWL - KEF

CWLKEF

Cardiff Wales

ven. 6/2

08:35-10:05

2 stops25h 30m

Reykjavik Keflavik Intl

lun. 9/2

18:05-16:05

2 stops22h 00m

£320

CardiffReykjavik

CWL - KEF

CWLKEF

Cardiff Wales

lun. 15/12

12:00-10:55

2 stops22h 55m

Reykjavik Keflavik Intl

mer. 17/12

20:05-09:50

1 stop13h 45m

£430

CardiffReykjavik

CWL - KEF

CWLKEF

Cardiff Wales

lun. 30/3

17:15-17:00

1 stop24h 45m

Reykjavik Keflavik Intl

jeu. 2/4

07:40-16:45

1 stop8h 05m

£638

CardiffReykjavik

CWL - KEF

CWLKEF

Cardiff Wales

mer. 31/12

19:10-17:15

2 stops22h 05m

£149

CardiffReykjavik

CWL - KEF

CWLKEF

Cardiff Wales

mar. 30/12

22:00-08:45

2 stops34h 45m

£165

CardiffReykjavik

CWL - KEF

CWLKEF

Cardiff Wales

lun. 29/12

23:30-19:35

2 stops20h 05m

£250

CardiffReykjavik

CWL - KEF

CWLKEF

Cardiff Wales

dim. 28/12

21:20-11:00

3 stops37h 40m

£253

CardiffReykjavik

CWL - KEF

CWLKEF

Cardiff Wales

sam. 27/12

20:05-10:45

3 stops38h 40m

£291

Flights are sorted by cheapest return flights first.

Deals found on 23/10

Showing 1-10 of 11 results
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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 8h 45m. 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.

  • What are the cheapest flights from Cardiff to Reykjavik Keflavik Intl Airport?

    While on average a flight from Cardiff to Reykjavik Keflavik Intl Airport is generally £418, our data shows the cheapest flight currently is £62. When looking at the most popular route, (Cardiff Wales - Reykjavik Keflavik Intl), you can expect to pay £213 for that flight.

  • 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
Keflavik

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