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Cheap flights from London Luton Airport to Cardiff from £64

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 27/9. Fares are subject to change and may not be available on all flights or dates of travel.
LTN — CWL
3 Sep — 10 Sep1
1 adult

Cheap flight deals from Luton to Cardiff

Discover tips and strategies to find the most affordable flight options for your journey from Luton (LTN) 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 29 August 2025.

Round-trip from

£104

One-way from

£64

Popular in

December

Cheapest in

January

Average price

£384
11/10-18/10
  • 11/10-18/10
  • 2 total stops
  • 21h 05m total
  • London to Cardiff
Search Deals
Ryanair
  • Ryanair
  • 27/9
  • 1 total stop
  • 18h 25m total
  • London to Cardiff
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (£26 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 9% potential price decrease (£18 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2025
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Find flight deals from Luton to Cardiff

Cheapest flights from Luton to Cardiff
Explore the most affordable flight options available from Luton to Cardiff. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 August 2025.

Sat 11/1022:10LTN - CWL
1 stop12h 25mMultiple Airlines
Sat 18/1016:50CWL - LTN
1 stop8h 40mMultiple Airlines
Deal found 28/8£104
Mon 13/1009:00LTN - CWL
1 stop3h 45mRyanair
Thu 16/1007:55CWL - LTN
1 stop7h 30mRyanair
Deal found 28/8£118
Fri 12/921:05LTN - CWL
1 stop10h 25mRyanair
Mon 15/913:10CWL - LTN
1 stop8h 20mRyanair
Deal found 28/8£118
Mon 13/1009:00LTN - CWL
1 stop3h 45mMultiple Airlines
Thu 16/1020:20CWL - LTN
1 stop17h 00mMultiple Airlines
Deal found 28/8£122
Wed 8/1019:20LTN - CWL
1 stop12h 05mMultiple Airlines
Wed 15/1020:30CWL - LTN
1 stop16h 45mMultiple Airlines
Deal found 27/8£127
Sat 13/922:10LTN - CWL
1 stop12h 25mRyanair
Mon 15/913:10CWL - LTN
1 stop6h 15mRyanair
Deal found 28/8£131
Fri 3/1021:05LTN - CWL
1 stop10h 25mMultiple Airlines
Tue 7/1020:20CWL - LTN
2 stops21h 10mMultiple Airlines
Deal found 28/8£132
Fri 26/921:05LTN - CWL
1 stop10h 25mRyanair
Fri 3/1012:25CWL - LTN
1 stop4h 10mRyanair
Deal found 27/8£137

Cheapflights Fare Finder

 
Customise your flight search to find flights from Luton 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 29 August 2025.
Use the filters below to find and compare flights from London Luton Airport to Cardiff that are best for you.

Fly from

Luton

Fly to

Cardiff

Route

Depart

Return

Price

LondonCardiff

LTN - CWL

LTNCWL

London Luton

Sat 11/10

22:10-10:35

1 stop12h 25m

Cardiff Wales

Sat 18/10

16:50-01:30

1 stop8h 40m

£104

LondonCardiff

LTN - CWL

LTNCWL

London Luton

Mon 13/10

09:00-12:45

1 stop3h 45m

Cardiff Wales

Thu 16/10

07:55-15:25

1 stop7h 30m

£118

LondonCardiff

LTN - CWL

LTNCWL

London Luton

Fri 12/9

21:05-07:30

1 stop10h 25m

Cardiff Wales

Mon 15/9

13:10-21:30

1 stop8h 20m

£118

LondonCardiff

LTN - CWL

LTNCWL

London Luton

Mon 13/10

09:00-12:45

1 stop3h 45m

Cardiff Wales

Thu 16/10

20:20-13:20

1 stop17h 00m

£122

LondonCardiff

LTN - CWL

LTNCWL

London Luton

Wed 8/10

19:20-07:25

1 stop12h 05m

Cardiff Wales

Wed 15/10

20:30-13:15

1 stop16h 45m

£127

LondonCardiff

LTN - CWL

LTNCWL

London Luton

Sat 13/9

22:10-10:35

1 stop12h 25m

Cardiff Wales

Mon 15/9

13:10-19:25

1 stop6h 15m

£131

LondonCardiff

LTN - CWL

LTNCWL

London Luton

Fri 3/10

21:05-07:30

1 stop10h 25m

Cardiff Wales

Tue 7/10

16:20-21:25

1 stop5h 05m

£131

LondonCardiff

LTN - CWL

LTNCWL

London Luton

Fri 3/10

21:05-07:30

1 stop10h 25m

Cardiff Wales

Tue 7/10

20:20-17:30

2 stops21h 10m

£132

LondonCardiff

LTN - CWL

LTNCWL

London Luton

Fri 26/9

21:05-07:30

1 stop10h 25m

Cardiff Wales

Fri 3/10

12:25-16:35

1 stop4h 10m

£137

LondonCardiff

LTN - CWL

LTNCWL

London Luton

Sat 27/9

16:10-10:35

1 stop18h 25m

£64

Flights are sorted by cheapest return flights first.

Deals found on 28/8

Showing 1-10 of 18 results
1
2

Best time to book a flight from Luton to Cardiff

Have a flexible travel schedule? Discover the best time to fly to Cardiff from Luton 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 Luton 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 London Luton?

    Most people fly into Cardiff Wales (CWL) if they book a flight to Cardiff from London Luton. On average, Cardiff Wales has 0 inbound flights from London Luton 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 London Luton Airport to Cardiff?

    Ryanair can get you from London Luton Airport to Cardiff in just under 3h 45m. Your travel time can differ by up to . The distance from London Luton Airport to Cardiff is about 132 mi.

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

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

  • How can I find direct flights from Luton to Cardiff?

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

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

    Yes. Cheapflights offers flight deals from Luton 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.

  • What is the cheapest month to book a flight from London Luton Airport to Cardiff?

    Currently, July is the cheapest month in which you can book a flight from London Luton Airport to Cardiff (average of £169). Flying from London Luton Airport to Cardiff in December is currently the most expensive (average of £263). 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 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 Luton to Cardiff with no change fees?

Need flexible booking options for your flight to Cardiff from Luton? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

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