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Cheap flights from Cardiff to London Heathrow Airport from £76

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Cardiff to London Heathrow Airport departing on 7/12. 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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0 bags

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Find the cheapest flights from Cardiff to London

Cheap return flights

These are some of the best return flight deals from Cardiff to London 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 Cardiff to London.

Cheap last-minute flights

Planning a quick getaway from Cardiff to London? 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 London, so you can enjoy a seamless trip without stopovers.

Cheap bus & train deals from Cardiff to London

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

All round-trip flight deals to London

The cheapest plane tickets to London found on KAYAK recently.
10:20 - 16:05CWL-LHR
5h 45m1 stop
11:45 - 16:55LHR-CWL
5h 10m1 stop
£242KLM
Find Deal
qui, 12 dez - qua, 18 dez
10:20 - 16:05CWL-LHR
5h 45m1 stop
11:45 - 16:55LHR-CWL
5h 10m1 stop
£243KLM
Find Deal
qui, 12 dez - qua, 18 dez
12:00 - 16:30CWL-LHR
4h 30m1 stop
06:55 - 11:30LHR-CWL
4h 35m1 stop
sáb, 7 dez - sáb, 14 dez
12:00 - 16:05CWL-LHR
4h 05m1 stop
07:00 - 11:30LHR-CWL
4h 30m1 stop
seg, 2 dez - seg, 9 dez
12:00 - 16:05CWL-LHR
4h 05m1 stop
07:00 - 11:30LHR-CWL
4h 30m1 stop
seg, 2 dez - seg, 9 dez
16:10 - 21:05CWL-LHR
4h 55m1 stop
08:50 - 15:45LHR-CWL
6h 55m1 stop
sex, 20 dez - sex, 27 dez
17:25 - 20:50CWL-LHR
3h 25m1 stop
11:45 - 16:55LHR-CWL
5h 10m1 stop
£359KLM
Find Deal
seg, 2 dez - seg, 9 dez
12:55 - 08:20CWL-LHR
19h 25m1 stop
19:30 - 12:25LHR-CWL
16h 55m2 stops
qui, 12 dez - qua, 18 dez
12:00 - 16:30CWL-LHR
4h 30m1 stop
16:25 - 12:25LHR-CWL
20h 00m2 stops
sáb, 7 dez - sáb, 14 dez
12:00 - 20:45CWL-LHR
8h 45m2 stops
07:00 - 11:30LHR-CWL
4h 30m1 stop
seg, 2 dez - seg, 9 dez
09:45 - 21:55CWL-LHR
12h 10m1 stop
sáb, 7 dez
08:20 - 21:00CWL-LHR
12h 40m1 stop
dom, 22 dez
13:15 - 21:50CWL-LHR
8h 35m1 stop
seg, 16 dez
12:00 - 18:30CWL-LHR
6h 30m1 stop
ter, 17 dez
16:10 - 17:30CWL-LHR
25h 20m1 stop
sex, 6 dez
12:00 - 18:55CWL-LHR
6h 55m1 stop
qua, 18 dez
17:00 - 20:05CWL-LHR
27h 05m2 stops
£180Vueling
Find Deal
qui, 19 dez
10:20 - 17:00CWL-LHR
6h 40m1 stop
£231KLM
Find Deal
ter, 17 dez
10:20 - 19:15CWL-LHR
8h 55m1 stop
£267KLM
Find Deal
seg, 16 dez
12:55 - 08:05CWL-LHR
19h 10m3 stops
£341Aer Lingus
Find Deal
sex, 6 dez
20:15 - 09:05CWL-LHR
12h 50m1 stop
06:55 - 11:30LHR-CWL
4h 35m1 stop
qui, 7 nov - sáb, 7 dez
20:15 - 09:05CWL-LHR
12h 50m1 stop
16:40 - 12:25LHR-CWL
19h 45m2 stops
qui, 7 nov - sáb, 7 dez

KLM flights from Cardiff to London Heathrow Airport

Our best KLM deals on Cardiff to London Heathrow Airport flight tickets
KLM
12 Dec
CWL10:20Cardiff Wales
5h 45m
1 stop
LHR16:05London Heathrow
18 Dec
LHR11:45London Heathrow
5h 10m
1 stop
CWL16:55Cardiff Wales
KLM
12 Dec
CWL10:20Cardiff Wales
5h 45m
1 stop
LHR16:05London Heathrow
18 Dec
LHR11:45London Heathrow
5h 10m
1 stop
CWL16:55Cardiff Wales
KLM
2 Dec
CWL17:25Cardiff Wales
3h 25m
1 stop
LHR20:50London Heathrow
9 Dec
LHR11:45London Heathrow
5h 10m
1 stop
CWL16:55Cardiff Wales

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

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 Cardiff to London Heathrow Airport?

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

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

Thursday. The cheapest day of the week is usually Thursday. The most expensive is usually Monday.

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

In the afternoon. Cardiff to London Heathrow Airport flights are approximately 9% more expensive in the morning than in the afternoon

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

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

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

You could potentially save up to 39% on your flight if you consider stops on a Cardiff to London Heathrow Airport flight.

When to book flights from Cardiff to London Heathrow Airport

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

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

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

Best price found

£76

Fastest flight time

3h 25m

Direct flights

None
The best one-way flight to London Heathrow Airport from Cardiff in the past 72 hours is £76. The best return flight deal from Cardiff to London Heathrow Airport found on momondo in the last 72 hours is £242.
The fastest flight from Cardiff to London Heathrow Airport takes 3h 25m
There are no direct flights from Cardiff to London Heathrow Airport. Popular non-direct route for this connection is Cardiff Wales Airport - London Heathrow Airport.

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

    Cardiff Wales and London Heathrow are 117.1 mi apart from one another. Typically, this will take 3h 25m by plane in normal conditions.

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

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

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Cardiff Wales Airport to London Heathrow Airport.

  • What documentation or ID do you need to fly to London Heathrow Airport?

    The necessary travel and health documents for your London Heathrow 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 Cardiff to London Heathrow Airport?


Best airlines flying from Cardiff to London Heathrow Airport

Compare and see reviews for airlines that fly from Cardiff to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
KLMPriceFrom £213Free CancellationRating
7.8
1,350 reviews
Search KLM flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Cardiff to London for you.

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

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

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to London from Cardiff.

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

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


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