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Cheap flights from Cardiff to Reykjavik Keflavik Intl Airport from £227

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/12. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — KEF
14 Dec — 21 Dec1
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 14 November 2025.

Round-trip from

£220

Good round-trip deal

£634 or less
8/12-15/12
  • 8/12-15/12
  • 4 total stops
  • 29h 20m 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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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 14 November 2025.

Mon 8/1223:30CWL - KEF
2 stops18h 15mMultiple Airlines
Mon 15/1212:00KEF - CWL
2 stops11h 05mMultiple Airlines
Deal found 12/11£227
Wed 10/1219:10CWL - KEF
2 stops22h 05mMultiple Airlines
Wed 17/1219:20KEF - CWL
2 stops20h 45mMultiple Airlines
Deal found 11/11£252
Wed 10/1210:20CWL - KEF
1 stop8h 45mKLM
Wed 17/1220:05KEF - CWL
1 stop13h 45mKLM
Deal found 11/11£267
Mon 8/1210:20CWL - KEF
1 stop8h 45mKLM
Mon 15/1220:05KEF - CWL
1 stop13h 45mKLM
Deal found 12/11£275
Thu 11/1210:30CWL - KEF
2 stops23h 55mMultiple Airlines
Thu 18/1218:05KEF - CWL
2 stops21h 35mMultiple Airlines
Deal found 12/11£279
Thu 11/1210:20CWL - KEF
1 stop24h 05mKLM
Thu 18/1220:00KEF - CWL
1 stop13h 50mKLM
Deal found 12/11£293

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 14 November 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

Mon 8/12

23:30-17:45

2 stops18h 15m

Reykjavik Keflavik Intl

Mon 15/12

12:00-23:05

2 stops11h 05m

£227

CardiffReykjavik

CWL - KEF

CWLKEF

Cardiff Wales

Wed 10/12

10:20-19:05

1 stop8h 45m

Reykjavik Keflavik Intl

Wed 17/12

20:05-09:50

1 stop13h 45m

£267

CardiffReykjavik

CWL - KEF

CWLKEF

Cardiff Wales

Mon 8/12

10:20-19:05

1 stop8h 45m

Reykjavik Keflavik Intl

Mon 15/12

20:05-09:50

1 stop13h 45m

£275

CardiffReykjavik

CWL - KEF

CWLKEF

Cardiff Wales

Thu 11/12

10:30-10:25

2 stops23h 55m

Reykjavik Keflavik Intl

Thu 18/12

18:05-15:40

2 stops21h 35m

£279

CardiffReykjavik

CWL - KEF

CWLKEF

Cardiff Wales

Wed 10/12

19:10-18:00

3 stops22h 50m

Reykjavik Keflavik Intl

Wed 17/12

19:20-16:05

2 stops20h 45m

£332

Flights are sorted by cheapest return flights first.

Deals found on 12/11

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 £656, our data shows the cheapest flight currently is £626. When looking at the most popular route, (Cardiff Wales - Reykjavik Keflavik Intl), you can expect to pay £227 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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