Find flights
When to book
FAQs

Cheap flights from Cardiff to Reykjavik Keflavik Intl Airport from £229

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/10. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — KEF
1 Sep — 8 Sep1
1 adult

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 27 August 2025.

Round-trip from

£229

Good round-trip deal

£619 or less

Good one-way deal

£61 or less
KLM
  • KLM
  • 9/10-16/10
  • 2 total stops
  • 37h 45m total
  • Cardiff to Reykjavik
Search Deals
Price to beat on a round-trip flight from Cardiff Wales to Reykjavik Keflavik Intl.
Search Deals
Price to beat on a one-way flight from Cardiff Wales to Reykjavik Keflavik Intl.
Search Deals

Find flight deals from Cardiff to Keflavik Intl

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 27 August 2025.

Thu 9/1017:15CWL - KEF
1 stop15h 30mKLM
Thu 16/1010:00KEF - CWL
1 stop22h 15mKLM
Deal found 25/8£229
Thu 9/1007:55CWL - KEF
2 stops24h 50mMultiple Airlines
Thu 16/1018:55KEF - CWL
2 stops24h 35mMultiple Airlines
Deal found 25/8£264

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 27 August 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

Thu 9/10

17:15-07:45

1 stop15h 30m

Reykjavik Keflavik Intl

Thu 16/10

10:00-09:15

1 stop22h 15m

£229

CardiffReykjavik

CWL - KEF

CWLKEF

Cardiff Wales

Thu 9/10

07:55-07:45

2 stops24h 50m

Reykjavik Keflavik Intl

Thu 16/10

18:55-20:30

2 stops24h 35m

£264

Flights are sorted by cheapest return flights first.

Deals found on 25/8

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 15h 30m. 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 £413, our data shows the cheapest flight currently is £61. When looking at the most popular route, (Cardiff Wales - Reykjavik Keflavik Intl), you can expect to pay £229 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.

  • What is the cheapest month to book a flight from Cardiff to Reykjavik Keflavik Intl Airport?

    Currently, January is the cheapest month in which you can book a flight from Cardiff to Reykjavik Keflavik Intl Airport (average of £75). Flying from Cardiff to Reykjavik Keflavik Intl Airport in July is currently the most expensive (average of £289). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.