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

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

Is flying the fastest way to get from London to Cardiff?

To save time, the fastest way to travel is by train from London to Cardiff on AccesRail. Expect the length of time you’ll spend onboard AccesRail to be about 2h 55m compared to taking a flight from London to Cardiff or a bus from London to Cardiff which have been found to be slower alternatives.

Is flying the cheapest way to get from London to Cardiff?

A bus from London to Cardiff from £10 can save you up to 89% on the cost of your trip compared to booking a flight from London to Cardiff or a train from London to Cardiff.

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

Prices for flights from London to Cardiff Wales Airport refresh daily.

How many operators does momondo search for flights from London to Cardiff Wales Airport?

There is 1 operator available for flights from London to Cardiff Wales Airport as of April 2026.

How old do you have to be to fly from London 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 to Cardiff Wales Airport.

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

The travel and health documents required for your trip to Cardiff Wales Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Cardiff Wales Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

£38 Cheap Flights from London to Cardiff in 2026

Q: What is the typical price of a round-trip flight between London and Cardiff?

Prices are currently low for flights on this route. Typical prices usually range from £95 to £73. The lowest price recently found on this route was £73.

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Find the cheapest flights from London to Cardiff

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

19:05 - 23:05

LTN

CWL

4h 00m

1 stop

23:30 - 09:00

CWL

LTN

9h 30m

1 stop

£73Ryanair

Wed, 27 May - Wed, 3 Jun

16:30 - 23:05

STN

CWL

6h 35m

1 stop

23:30 - 07:50

CWL

STN

8h 20m

1 stop

£75Ryanair

Wed, 27 May - Wed, 3 Jun

11:35 - 22:50

STN

CWL

11h 15m

1 stop

23:30 - 07:50

CWL

STN

8h 20m

1 stop

£75Ryanair

Tue, 2 Jun - Wed, 3 Jun

13:50 - 23:05

LTN

CWL

9h 15m

1 stop

23:30 - 09:00

CWL

LTN

9h 30m

1 stop

£76Ryanair

Wed, 3 Jun - Wed, 10 Jun

13:05 - 23:05

LGW

CWL

10h 00m

1 stop

23:30 - 09:20

CWL

LGW

9h 50m

1 stop

£76Ryanair

Wed, 27 May - Wed, 3 Jun

11:50 - 23:05

STN

CWL

11h 15m

2 stops

23:30 - 09:50

CWL

STN

10h 20m

1 stop

£90Multiple Airlines

Wed, 20 May - Wed, 3 Jun

10:00 - 16:45

LCY

CWL

6h 45m

1 stop

09:55 - 18:30

CWL

LCY

8h 35m

1 stop

£259KLM

Tue, 9 Jun - Tue, 16 Jun

09:20 - 16:45

LCY

CWL

7h 25m

1 stop

09:45 - 18:30

CWL

LCY

8h 45m

1 stop

£286KLM

Tue, 18 Aug - Tue, 25 Aug

09:20 - 16:45

LCY

CWL

7h 25m

1 stop

09:45 - 19:45

CWL

LCY

10h 00m

1 stop

£287KLM

Tue, 9 Jun - Wed, 15 Jul

08:25 - 16:45

LCY

CWL

8h 20m

1 stop

09:45 - 16:40

CWL

LCY

6h 55m

1 stop

£298KLM

Tue, 26 May - Tue, 2 Jun

KLM flights from London to Cardiff

Our best KLM deals on London to Cardiff flight tickets

KLM

6 Jun

LHR06:30London Heathrow

10h 35m

1 stop

CWL17:05Cardiff Wales

13 Jun

CWL09:45Cardiff Wales

8h 05m

1 stop

LHR17:50London Heathrow

£245

KLM

18 Aug

LHR20:55London Heathrow

12h 20m

1 stop

CWL09:15Cardiff Wales

25 Aug

CWL09:45Cardiff Wales

11h 10m

1 stop

LHR20:55London Heathrow

£245

KLM

21 Sept

LHR20:55London Heathrow

12h 20m

1 stop

CWL09:15Cardiff Wales

30 Sept

CWL09:45Cardiff Wales

6h 30m

1 stop

LHR16:15London Heathrow

£256

Ryanair flights from London to Cardiff

Our best Ryanair deals on London to Cardiff flight tickets

Ryanair

2 Jun

STN11:35London Stansted

11h 15m

1 stop

CWL22:50Cardiff Wales

3 Jun

CWL23:30Cardiff Wales

8h 20m

1 stop

STN07:50London Stansted

£75

Ryanair

3 Jun

LTN13:50London Luton

9h 15m

1 stop

CWL23:05Cardiff Wales

10 Jun

CWL23:30Cardiff Wales

9h 30m

1 stop

LTN09:00London Luton

£76

Ryanair

3 Jun

STN18:00London Stansted

5h 05m

1 stop

CWL23:05Cardiff Wales

10 Jun

CWL23:30Cardiff Wales

12h 05m

1 stop

STN11:35London Stansted

£77

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Fastest return journey

LondonCardiff

LTN - CWL

LTNCWL

London Luton

Wed 27/5

19:05-23:05

1 stop4h 00m

Cardiff Wales

Wed 3/6

23:30-09:00

1 stop9h 30m

£73

LondonCardiff

STN - CWL

STNCWL

London Stansted

Wed 27/5

16:30-23:05

1 stop6h 35m

Cardiff Wales

Wed 3/6

23:30-07:50

1 stop8h 20m

£75

LondonCardiff

STN - CWL

STNCWL

London Stansted

Tue 2/6

11:35-22:50

1 stop11h 15m

Cardiff Wales

Wed 3/6

23:30-07:50

1 stop8h 20m

£75

LondonCardiff

LTN - CWL

LTNCWL

London Luton

Wed 3/6

13:50-23:05

1 stop9h 15m

Cardiff Wales

Wed 10/6

23:30-09:00

1 stop9h 30m

£76

LondonCardiff

LGW - CWL

LGWCWL

London Gatwick

Wed 27/5

13:05-23:05

1 stop10h 00m

Cardiff Wales

Wed 3/6

23:30-09:20

1 stop9h 50m

£76

LondonCardiff

STN - CWL

STNCWL

London Stansted

Wed 20/5

11:50-23:05

2 stops11h 15m

Cardiff Wales

Wed 3/6

23:30-09:50

1 stop10h 20m

£90

LondonCardiff

LCY - CWL

LCYCWL

London City

Tue 9/6

10:00-16:45

1 stop6h 45m

Cardiff Wales

Tue 16/6

09:55-18:30

1 stop8h 35m

£259

LondonCardiff

LCY - CWL

LCYCWL

London City

Tue 18/8

09:20-16:45

1 stop7h 25m

Cardiff Wales

Tue 25/8

09:45-18:30

1 stop8h 45m

£286

LondonCardiff

LCY - CWL

LCYCWL

London City

Tue 9/6

09:20-16:45

1 stop7h 25m

Cardiff Wales

Wed 15/7

09:45-19:45

1 stop10h 00m

£287

LondonCardiff

LCY - CWL

LCYCWL

London City

Tue 26/5

08:25-16:45

1 stop8h 20m

Cardiff Wales

Tue 2/6

09:45-16:40

1 stop6h 55m

£298

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from London 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

Prices

Airlines

What is the typical price of a round-trip flight between London and Cardiff?

When to book flights from London to Cardiff

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

Estimated return price

Cheap London to Cardiff (LON to CWL) flight deals and tips

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

Fastest flight time	3h 50m
Direct flights	None

The fastest flight from London to Cardiff takes 3h 50m

There are no direct flights from London to Cardiff. There are no popular flight routes from London to Cardiff.

Search flight deals

Frequently asked questions about flying from London to Cardiff

Is flying the fastest way to get from London to Cardiff?
To save time, the fastest way to travel is by train from London to Cardiff on AccesRail. Expect the length of time you’ll spend onboard AccesRail to be about 2h 55m compared to taking a flight from London to Cardiff or a bus from London to Cardiff which have been found to be slower alternatives.
Is flying the cheapest way to get from London to Cardiff?
A bus from London to Cardiff from £10 can save you up to 89% on the cost of your trip compared to booking a flight from London to Cardiff or a train from London to Cardiff.
How far is London to Cardiff Wales by plane?
The distance between London and Cardiff Wales is about 131.3 mi. Typically, this will take 3h 50m by plane in normal conditions.
When did momondo last update prices for flights from London to Cardiff Wales Airport?
Prices for flights from London to Cardiff Wales Airport refresh daily.
How many operators does momondo search for flights from London to Cardiff Wales Airport?
There is 1 operator available for flights from London to Cardiff Wales Airport as of April 2026.
How old do you have to be to fly from London 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 to Cardiff Wales Airport.
What documentation or ID do you need to fly to Cardiff Wales Airport?
The travel and health documents required for your trip to Cardiff Wales Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Cardiff Wales Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from London to Cardiff?
momondo data reveals that the most frequently booked airline on the route from London to Cardiff is KLM, representing 64% of all bookings. The subsequent popular airline is Ryanair at 36%.

Best airlines flying from London to Cardiff

Compare and see reviews for airlines that fly from London to Cardiff with momondo

Airline	Rating	Free Cancellation	Price
KLM	PriceFrom £256	Free Cancellation	Rating 7.8 1,508 reviews		Search KLM flights

Barry

Bridgend

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Cardiff from London.

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

Flights from London to Cardiff with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo helps you find the best flight between London and Cardiff by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are simply researching potential flights to Cardiff, momondo offers a useful price alert feature which will track prices for flights to Cardiff from London and alert you when they change.

An easier way to manage your Cardiff trip

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Cheap flights from London to Cardiff from £38

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 to Cardiff departing on 27/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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KLM flights from London to Cardiff

Our best KLM deals on London to Cardiff flight tickets

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Our best Ryanair deals on London to Cardiff flight tickets

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How to get the cheapest flight ticket from London to Cardiff

What is the typical price of a round-trip flight between London and Cardiff?

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

When to book flights from London to Cardiff

Cheap London to Cardiff (LON to CWL) flight deals and tips

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

Fastest flight time

Direct flights

Frequently asked questions about flying from London to Cardiff

Best airlines flying from London to Cardiff

Compare and see reviews for airlines that fly from London to Cardiff with momondo

Travelling to a place near Cardiff?

Why use momondo?

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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United Kingdom

Airports servicing Wales

Fly your favourite airline to Cardiff

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Cardiff

List of cabin classes available on flights landing in Cardiff. Availability may vary depending on flight origin and airline.

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According to popular flight searches on momondo this year

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