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Cheap flights from London Heathrow Airport to Cardiff from £99

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 Heathrow Airport to Cardiff departing on 9/2. 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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Find the cheapest flights from London Heathrow Airport to Cardiff

Cheap return flights

These are some of the best return flight deals from London Heathrow Airport to Cardiff that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from London Heathrow Airport to Cardiff.

Cheap last-minute flights

Planning a quick getaway from London Heathrow Airport to Cardiff? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Cardiff, so you can enjoy a seamless trip without stopovers.

Cheap bus & train deals from London Heathrow Airport to Cardiff

Find recent round-trip train or bus tickets from London Heathrow Airport to Cardiff.

All round-trip flight deals to Cardiff

The cheapest plane tickets to Cardiff found on KAYAK recently.
20:25 - 09:50LHR-CWL
13h 25m1 stop
17:25 - 20:50CWL-LHR
3h 25m1 stop
£199KLM
Find Deal
Mon, 3 Feb - Mon, 10 Feb
20:25 - 09:50LHR-CWL
13h 25m1 stop
10:20 - 17:00CWL-LHR
6h 40m1 stop
£213KLM
Find Deal
Wed, 4 Dec - Wed, 11 Dec
20:45 - 07:55LHR-CWL
11h 10m1 stop
13:15 - 19:50CWL-LHR
6h 35m1 stop
Sat, 23 Nov - Mon, 25 Nov
20:25 - 09:50LHR-CWL
13h 25m1 stop
17:25 - 20:50CWL-LHR
3h 25m1 stop
£224KLM
Find Deal
Wed, 27 Nov - Wed, 4 Dec
20:25 - 09:50LHR-CWL
13h 25m1 stop
10:20 - 16:05CWL-LHR
5h 45m1 stop
£256KLM
Find Deal
Fri, 14 Mar - Sun, 16 Mar
07:50 - 15:45LHR-CWL
7h 55m1 stop
08:20 - 13:25CWL-LHR
5h 05m1 stop
Fri, 6 Dec - Sun, 8 Dec
07:40 - 11:30LHR-CWL
3h 50m1 stop
12:55 - 21:45CWL-LHR
8h 50m1 stop
Tue, 24 Dec - Sun, 5 Jan
06:55 - 11:30LHR-CWL
4h 35m1 stop
12:00 - 19:20CWL-LHR
7h 20m1 stop
Sat, 7 Dec - Sat, 14 Dec
18:45 - 11:30LHR-CWL
16h 45m1 stop
12:00 - 19:00CWL-LHR
7h 00m1 stop
Mon, 2 Dec - Mon, 9 Dec
08:40 - 16:55LHR-CWL
8h 15m1 stop
17:25 - 20:50CWL-LHR
3h 25m1 stop
£319KLM
Find Deal
Sat, 23 Nov - Mon, 25 Nov
06:50 - 12:25LHR-CWL
5h 35m1 stop
Sun, 9 Feb
21:00 - 11:30LHR-CWL
14h 30m2 stops
Sun, 9 Feb
18:50 - 19:20LHR-CWL
24h 30m1 stop
Fri, 21 Feb
06:55 - 11:30LHR-CWL
4h 35m1 stop
Sat, 28 Dec
06:45 - 12:25LHR-CWL
5h 40m1 stop
Thu, 19 Dec
11:45 - 16:55LHR-CWL
5h 10m1 stop
£214KLM
Find Deal
Tue, 17 Dec
21:05 - 08:10LHR-CWL
35h 05m2 stops
Fri, 21 Feb
20:50 - 16:20LHR-CWL
19h 30m3 stops
Sun, 9 Feb
20:25 - 09:50LHR-CWL
13h 25m1 stop
£288KLM
Find Deal
Mon, 16 Dec
15:35 - 12:25LHR-CWL
20h 50m2 stops
Thu, 19 Dec
11:15 - 16:55LHR-CWL
5h 40m1 stop
10:20 - 16:05CWL-LHR
5h 45m1 stop
£564KLM
Find Deal
Sat, 9 Nov - Sun, 10 Nov
06:55 - 11:30LHR-CWL
4h 35m1 stop
17:25 - 07:40CWL-LHR
14h 15m1 stop
Sat, 9 Nov - Sat, 9 Nov
06:55 - 11:30LHR-CWL
4h 35m1 stop
17:25 - 10:05CWL-LHR
16h 40m2 stops
£3,248
Find Deal
Sat, 9 Nov - Sat, 9 Nov

KLM flights from London Heathrow Airport to Cardiff

Our best KLM deals on London Heathrow Airport to Cardiff flight tickets
KLM
3 Feb
LHR20:25London Heathrow
13h 25m
1 stop
CWL09:50Cardiff Wales
10 Feb
CWL17:25Cardiff Wales
3h 25m
1 stop
LHR20:50London Heathrow
KLM
4 Dec
LHR20:25London Heathrow
13h 25m
1 stop
CWL09:50Cardiff Wales
11 Dec
CWL10:20Cardiff Wales
6h 40m
1 stop
LHR17:00London Heathrow
KLM
27 Nov
LHR20:25London Heathrow
13h 25m
1 stop
CWL09:50Cardiff Wales
4 Dec
CWL17:25Cardiff Wales
3h 25m
1 stop
LHR20:50London Heathrow

How to get the cheapest flight ticket from London Heathrow 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 month to fly from London Heathrow Airport to Cardiff?

June. The cheapest time of year to fly to Cardiff from London Heathrow Airport is June. The most expensive is July.

What is the cheapest day to depart London Heathrow Airport for Cardiff?

Wednesday. The cheapest day of the week is usually Wednesday. The most expensive is usually Saturday.

When is the cheapest time to fly from London Heathrow Airport to Cardiff?

In the afternoon. London Heathrow Airport to Cardiff flights are approximately 15% more expensive in the morning than in the afternoon

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

KLM. KLM is the most popular carrier operating from London Heathrow Airport to Cardiff

Can stopping save me money on London Heathrow Airport to Cardiff flights?

You could potentially save up to 10% on your flight if you consider stops on a London Heathrow Airport to Cardiff flight.

When to book flights from London Heathrow Airport to Cardiff

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

Cheap London Heathrow Airport to Cardiff (LHR to CWL) flight deals and tips

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

Best price found

£99

Fastest flight time

3h 50m

Direct flights

None

Airports in Cardiff

1 airport
The best one-way flight to Cardiff from London Heathrow Airport in the past 72 hours is £99. The best return flight deal from London Heathrow Airport to Cardiff found on momondo in the last 72 hours is £199.
The fastest flight from London Heathrow Airport to Cardiff takes 3h 50m
There are no direct flights from London Heathrow Airport to Cardiff. Popular non-direct route for this connection is London Heathrow Airport - Cardiff Wales Airport.
There is 1 airport near Cardiff: Cardiff Wales (CWL)

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

    London Heathrow and Cardiff Wales are 117.1 mi apart from one another. Typically, this will take 3h 50m by plane in normal conditions.

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

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

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow 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.

  • What is the most popular airline from London Heathrow Airport to Cardiff?


Best airlines flying from London Heathrow Airport to Cardiff

Compare and see reviews for airlines that fly from London Heathrow Airport to Cardiff with momondo
Airline
Rating
Free Cancellation
Price
KLMPriceFrom £203Free CancellationRating
7.8
1,350 reviews
Search KLM flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to Cardiff . Millions of users trust and use momondo every year so you are in good hands.

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

momondo does allow users to show only those flights to Cardiff from London which offer a flexible booking policy as well as other useful filters and features.

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

Once all potential London to Cardiff flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes. momondo can track prices for London to Cardiff flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.


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Airports servicing Wales