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Cheap flights from London Luton Airport to Cardiff from £49

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Luton Airport to Cardiff departing on 23/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
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Find the cheapest flights from London Luton Airport to Cardiff

Cheap return flights

Enter your travel dates to find the best prices.
Ryanair Logo
05:50 - 10:30
LTN
-
CWL
4h 40m
1 stop
Ryanair Logo
23:30 - 08:35
CWL
-
LTN
9h 05m
1 stop
£69Ryanair
Fri, 6 Mar - Mon, 9 Mar
Ryanair Logo
05:50 - 10:30
LTN
-
CWL
4h 40m
1 stop
Ryanair Logo
23:30 - 08:35
CWL
-
LTN
9h 05m
1 stop
£74Ryanair
Fri, 6 Mar - Mon, 9 Mar
Ryanair Logo
19:05 - 23:05
LTN
-
CWL
4h 00m
1 stop
Ryanair Logo
15:55 - 20:05
CWL
-
LTN
4h 10m
1 stop
£77Ryanair
Mon, 2 Mar - Wed, 4 Mar
Ryanair Logo
19:05 - 23:05
LTN
-
CWL
4h 00m
1 stop
Ryanair Logo
15:55 - 20:05
CWL
-
LTN
4h 10m
1 stop
£78Ryanair
Mon, 2 Mar - Wed, 4 Mar
Ryanair Logo
06:50 - 15:30
LTN
-
CWL
8h 40m
1 stop
Ryanair Logo
23:50 - 09:00
CWL
-
LTN
9h 10m
1 stop
£83Ryanair
Wed, 18 Mar - Wed, 1 Apr
Ryanair Logo
06:00 - 19:40
LTN
-
CWL
13h 40m
1 stop
Ryanair Logo
21:45 - 11:25
CWL
-
LTN
13h 40m
1 stop
£86Ryanair
Sat, 28 Mar - Sun, 29 Mar
Ryanair Logo
09:10 - 22:00
LTN
-
CWL
12h 50m
2 stops
Ryanair Logo
23:30 - 08:35
CWL
-
LTN
9h 05m
1 stop
£91Ryanair
Fri, 6 Mar - Mon, 9 Mar
Ryanair Logo
16:40 - 22:55
LTN
-
CWL
6h 15m
1 stop
Ryanair Logo
21:20 - 08:55
CWL
-
LTN
11h 35m
1 stop
£93Ryanair
Sat, 7 Mar - Sun, 8 Mar
Ryanair Logo
09:10 - 22:00
LTN
-
CWL
12h 50m
2 stops
Ryanair Logo
23:30 - 08:35
CWL
-
LTN
9h 05m
1 stop
£94Ryanair
Fri, 6 Mar - Mon, 9 Mar
Ryanair Logo
09:10 - 22:00
LTN
-
CWL
12h 50m
2 stops
Ryanair Logo
23:30 - 08:35
CWL
-
LTN
9h 05m
1 stop
£96Ryanair
Fri, 6 Mar - Mon, 9 Mar

Ryanair flights from London Luton Airport to Cardiff

Our best Ryanair deals on London Luton Airport to Cardiff flight tickets
Ryanair
6 Mar
LTN05:50London Luton
4h 40m
1 stop
CWL10:30Cardiff Wales
9 Mar
CWL23:30Cardiff Wales
9h 05m
1 stop
LTN08:35London Luton
£69
Ryanair
6 Mar
LTN05:50London Luton
4h 40m
1 stop
CWL10:30Cardiff Wales
9 Mar
CWL23:30Cardiff Wales
9h 05m
1 stop
LTN08:35London Luton
£74
Ryanair
2 Mar
LTN19:05London Luton
4h 00m
1 stop
CWL23:05Cardiff Wales
4 Mar
CWL15:55Cardiff Wales
4h 10m
1 stop
LTN20:05London Luton
£77

momondo Fare Finder

 
Customise your flight search to find flights from London Luton Airport 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, momondo users made 279,928 searches. Data last updated 18 February 2026.
Use the filters below to find and compare flights from London Luton Airport to Cardiff that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonCardiff

LTN - CWL

LTNCWL

London Luton

Fri 6/3

05:50-10:30

1 stop4h 40m

Cardiff Wales

Mon 9/3

23:30-08:35

1 stop9h 05m

£69

LondonCardiff

LTN - CWL

LTNCWL

London Luton

Fri 6/3

05:50-10:30

1 stop4h 40m

Cardiff Wales

Mon 9/3

23:30-08:35

1 stop9h 05m

£74

LondonCardiff

LTN - CWL

LTNCWL

London Luton

Mon 2/3

19:05-23:05

1 stop4h 00m

Cardiff Wales

Wed 4/3

15:55-20:05

1 stop4h 10m

£77

LondonCardiff

LTN - CWL

LTNCWL

London Luton

Mon 2/3

19:05-23:05

1 stop4h 00m

Cardiff Wales

Wed 4/3

15:55-20:05

1 stop4h 10m

£78

LondonCardiff

LTN - CWL

LTNCWL

London Luton

Wed 18/3

06:50-15:30

1 stop8h 40m

Cardiff Wales

Wed 1/4

23:50-09:00

1 stop9h 10m

£83

LondonCardiff

LTN - CWL

LTNCWL

London Luton

Sat 28/3

06:00-19:40

1 stop13h 40m

Cardiff Wales

Sun 29/3

21:45-11:25

1 stop13h 40m

£86

LondonCardiff

LTN - CWL

LTNCWL

London Luton

Fri 6/3

09:10-22:00

2 stops12h 50m

Cardiff Wales

Mon 9/3

23:30-08:35

1 stop9h 05m

£91

LondonCardiff

LTN - CWL

LTNCWL

London Luton

Sat 7/3

16:40-22:55

1 stop6h 15m

Cardiff Wales

Sun 8/3

21:20-08:55

1 stop11h 35m

£93

LondonCardiff

LTN - CWL

LTNCWL

London Luton

Fri 6/3

09:10-22:00

2 stops12h 50m

Cardiff Wales

Mon 9/3

23:30-08:35

1 stop9h 05m

£94

LondonCardiff

LTN - CWL

LTNCWL

London Luton

Fri 6/3

09:10-22:00

2 stops12h 50m

Cardiff Wales

Mon 9/3

23:30-08:35

1 stop9h 05m

£96

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Cardiff from

How to get the cheapest flight ticket from London Luton Airport to Cardiff

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from London Luton to Cardiff Wales?

Ryanair is the most popular carrier operating from London Luton to Cardiff Wales

When to book flights from London Luton Airport to Cardiff

Are you open to changing your travel dates? Check out the ideal times to fly from London Luton Airport to Cardiff according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap London Luton Airport to Cardiff (LTN to CWL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Luton Airport to Cardiff

Fastest flight time

4h 20m

Direct flights

None
The fastest flight from London Luton Airport to Cardiff takes 4h 20m
There are no direct flights from London Luton Airport to Cardiff. There are no popular flight routes from London Luton Airport to Cardiff.
Search flight deals

  • How far is London Luton to Cardiff Wales by plane?

    The straight-line distance from London Luton to Cardiff Wales is 123.4 mi. A reasonable flight in good conditions will take 4h 20m.

  • When did momondo last update prices for flights from London Luton Airport to Cardiff Wales Airport?

    Prices for flights from London Luton Airport to Cardiff Wales Airport are updated daily.

  • How old do you have to be to fly from London Luton Airport to Cardiff Wales Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Luton Airport to Cardiff Wales Airport.

  • What documentation or ID do you need to fly to Cardiff Wales Airport?

    The necessary travel and health documents for your Cardiff Wales Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Travelling to a place near Cardiff?

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

Why use momondo?

Why should I use momondo to find a flight deal from London to Cardiff?

It is quick and easy to find London to Cardiff flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Cardiff that suits you.

Can I find flights from London to Cardiff with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Cardiff from London with this policy.

How can momondo help me find flights from London to Cardiff?

Once you have performed a search for London to Cardiff flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from London to Cardiff right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of London to Cardiff flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Cardiff trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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Find better results for your trip to the United Kingdom

Airports servicing Wales

Holyhead Anglesey Airport