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Cheap flights from Cardiff to London Luton Airport from £66

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 23/10. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — LTN
16 Jul — 23 Jul1
1 adult

Cheap flight deals from Cardiff to Luton

Discover tips and strategies to find the most affordable flight options for your journey from Cardiff (CWL) to Luton (LTN). 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 11 July 2025.

Round-trip from

£118

One-way from

£66

Popular in

June

Cheapest in

May

Average price

£162
Ryanair
  • Ryanair
  • 12/8-13/8
  • 2 total stops
  • 17h 10m total
  • Cardiff to London
Ryanair
  • Ryanair
  • 23/10
  • 1 total stop
  • 7h 30m total
  • Cardiff to London
High demand for flights, 5% potential price rise
Cheapest flight prices on average. 9% potential price decrease (£19 potential savings vs. average return price).
Average for round-trip flights in July 2025

Find flight deals from Cardiff to Luton

Cheapest flights from Cardiff to Luton
Explore the most affordable flight options available from Cardiff to Luton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.

Tue 12/816:20CWL - LTN
1 stop5h 05mRyanair
Wed 13/819:20LTN - CWL
1 stop12h 05mRyanair
Deal found 10/7£118
Fri 15/812:25CWL - LTN
1 stop8h 15mMultiple Airlines
Mon 18/819:50LTN - CWL
2 stops20h 05mMultiple Airlines
Deal found 10/7£172

Cheapflights Fare Finder

Customise your flight search to find flights from Cardiff to Luton 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 11 July 2025.
Use the filters below to find and compare flights from Cardiff to London Luton Airport that are best for you.

Fly from

Cardiff

Fly to

Luton

Route

Depart

Return

Price

CardiffLondon

CWL - LTN

CWLLTN

Cardiff Wales

Tue 12/8

16:20-21:25

1 stop5h 05m

London Luton

Wed 13/8

19:20-07:25

1 stop12h 05m

£118

CardiffLondon

CWL - LTN

CWLLTN

Cardiff Wales

Fri 15/8

12:25-20:40

1 stop8h 15m

London Luton

Mon 18/8

19:50-15:55

2 stops20h 05m

£172

CardiffLondon

CWL - LTN

CWLLTN

Cardiff Wales

Thu 23/10

07:55-15:25

1 stop7h 30m

£66

CardiffLondon

CWL - LTN

CWLLTN

Cardiff Wales

Thu 23/10

07:55-15:35

2 stops7h 40m

£103

Flights are sorted by cheapest return flights first.

Deals found on 8/7

Best time to book a flight from Cardiff to Luton

Have a flexible travel schedule? Discover the best time to fly to Luton 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.

Reviews of airlines servicing Luton

Get insights into the airlines that provide service to Luton. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Luton. Reviews last updated 11 July 2025.
Read reviews from past customers who have flown with Ryanair from Cardiff to London Luton Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Entertainment

5.6

Overall

6.9

Comfort

6.5

Crew

7.5

Boarding

6.7

Food

6.0

Reviews

1 / 20
4.0
Okay

Mark,May 2025

BCN - STN

Departed an hour late, with zero indication that that would be the case, very poor communication / acknowledgement of the delay, with no explanation.

Entertainment

5.6

Overall

6.9

Comfort

6.5

Crew

7.5

Boarding

6.7

Food

6.0

Reviews

1 / 20
4.0
Okay

Mark,May 2025

BCN - STN

Departed an hour late, with zero indication that that would be the case, very poor communication / acknowledgement of the delay, with no explanation.

Related info for your journey

Find useful and relevant information for your journey from Cardiff to Luton. 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 London Luton?

    Cardiff Wales (CWL), located 9.1 mi from the city center, is the airport you fly out of when you book flights from Cardiff to London Luton. 0 airlines have flights from Cardiff Wales to London Luton on a regular basis. Booking flights from Cardiff Wales to London Luton should not be difficult; the airport handles an average of 0 outbound flights to London Luton per day.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Cardiff to Luton 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 London Luton Airport?

    Currently, January is the cheapest month in which you can book a flight from Cardiff to London Luton Airport (average of £76). Flying from Cardiff to London Luton Airport in July is currently the most expensive (average of £113). 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
Hounslow
Croydon
Milton Keynes
Deal
Gatwick
Slough
Luton
Wembley
Crawley
Eastbourne
Ilford
Hayes
Ipswich
Folkestone
Southend-on-Sea
Watford
Winchester
Maidstone
Guildford
Chichester

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

Certainly. Search results for flights to Luton from Cardiff 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 Cardiff to Luton become cheaper?

Yes! Start tracking prices for Cardiff to Luton flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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