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Cheap flights from Reykjavik Keflavik Intl Airport to Cardiff from £451

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 22/12. Fares are subject to change and may not be available on all flights or dates of travel.
KEF — CWL
7 Dec — 14 Dec1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Keflavik Intl to Cardiff

Enter your travel dates to find the best prices.

Cheapest flights from Keflavik Intl to Cardiff
Explore the most affordable flight options available from Keflavik Intl to Cardiff. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 November 2025.

Mon 22/1219:30KEF - CWL
3 stops26h 05mMultiple Airlines
Mon 29/1223:30CWL - KEF
2 stops20h 05mMultiple Airlines
Deal found 7/11£451
Sun 21/1219:30KEF - CWL
2 stops27h 35mMultiple Airlines
Sun 28/1218:25CWL - KEF
3 stops38h 50mMultiple Airlines
Deal found 6/11£474
Sat 20/1218:05KEF - CWL
2 stops23h 55mMultiple Airlines
Sat 27/1220:05CWL - KEF
2 stops22h 35mMultiple Airlines
Deal found 5/11£585

Cheap flight deals from Keflavik Intl to Cardiff

Discover tips and strategies to find the most affordable flight options for your journey from Keflavik Intl (KEF) to Cardiff (CWL). 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 7 November 2025.

Round-trip from

£474

Good one-way deal

£118 or less
21/12-28/12
  • 21/12-28/12
  • 5 total stops
  • 66h 25m total
  • Reykjavik to Cardiff
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Price to beat on a one-way flight from Reykjavik Keflavik Intl to Cardiff Wales.
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Cheapflights Fare Finder

 
Customise your flight search to find flights from Keflavik Intl to Cardiff 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 7 November 2025.
Use the filters below to find and compare flights from Reykjavik Keflavik Intl Airport to Cardiff that are best for you.

Fly from

Keflavik Intl

Fly to

Cardiff

Route

Depart

Return

Price

ReykjavikCardiff

KEF - CWL

KEFCWL

Reykjavik Keflavik Intl

Mon 22/12

20:05-16:55

1 stop20h 50m

Cardiff Wales

Mon 29/12

23:30-16:25

2 stops16h 55m

£464

ReykjavikCardiff

KEF - CWL

KEFCWL

Reykjavik Keflavik Intl

Sun 21/12

19:30-23:05

2 stops27h 35m

Cardiff Wales

Sun 28/12

18:25-09:15

3 stops38h 50m

£474

ReykjavikCardiff

KEF - CWL

KEFCWL

Reykjavik Keflavik Intl

Sat 20/12

18:05-18:00

2 stops23h 55m

Cardiff Wales

Sat 27/12

20:05-18:40

2 stops22h 35m

£585

ReykjavikCardiff

KEF - CWL

KEFCWL

Reykjavik Keflavik Intl

Sun 21/12

20:05-09:50

1 stop13h 45m

Cardiff Wales

Sun 28/12

10:15-19:05

1 stop8h 50m

£879

Flights are sorted by cheapest return flights first.

Deals found on 7/11

Best time to book a flight from Keflavik Intl to Cardiff

Have a flexible travel schedule? Discover the best time to fly to Cardiff from Keflavik Intl 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 Keflavik Intl to Cardiff. 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 into for flights to Cardiff from Reykjavik Keflavik Intl?

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

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

    The cheapest flight price from Reykjavik Keflavik Intl Airport to Cardiff is £115. On average you can expect to pay £126. The most popular route, (Reykjavik Keflavik Intl - Cardiff Wales), can usually be booked for £474.

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

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

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

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

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

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

Book flights to Cardiff if you plan to visit one of these locations
Barry
Bridgend

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

Certainly. Search results for flights to Cardiff from Keflavik Intl shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Not ready to book yet? You can track prices for flights from Keflavik Intl to Cardiff on Cheapflights with our Price Alert feature and get notified when better prices are available.

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