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Cheap flights from Cardiff to London Heathrow Airport from £206

This is the cheapest return 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 24/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Cardiff to London

Cheap return flights

KAYAK's recommended return flight deals from the most popular airlines that fly from Cardiff to London.
12:35 - 21:30CWL-LHR
8h 55m1 stop
07:30 - 11:30LHR-CWL
4h 00m1 stop
Sat, 24 May - Tue, 27 May
12:00 - 17:25CWL-LHR
5h 25m1 stop
06:25 - 11:30LHR-CWL
5h 05m1 stop
Wed, 30 Apr - Wed, 7 May
07:55 - 19:40CWL-LHR
11h 45m1 stop
21:10 - 22:05LHR-CWL
24h 55m1 stop
Thu, 15 May - Thu, 22 May
12:00 - 17:25CWL-LHR
5h 25m1 stop
21:10 - 07:25LHR-CWL
10h 15m1 stop
Wed, 14 May - Wed, 21 May
12:00 - 21:40CWL-LHR
9h 40m1 stop
07:40 - 11:30LHR-CWL
3h 50m1 stop
Tue, 6 May - Wed, 21 May
12:00 - 17:25CWL-LHR
5h 25m1 stop
07:40 - 11:30LHR-CWL
3h 50m1 stop
Wed, 14 May - Wed, 21 May
12:00 - 20:50CWL-LHR
8h 50m1 stop
16:05 - 11:30LHR-CWL
19h 25m1 stop
Mon, 12 May - Wed, 14 May
12:00 - 22:35CWL-LHR
10h 35m2 stops
07:40 - 11:30LHR-CWL
3h 50m1 stop
Wed, 14 May - Wed, 21 May
12:00 - 20:50CWL-LHR
8h 50m2 stops
21:35 - 11:30LHR-CWL
13h 55m2 stops
£632British Airways
Find Deal
Wed, 14 May - Wed, 21 May
12:00 - 21:05CWL-LHR
9h 05m2 stops
21:20 - 11:30LHR-CWL
14h 10m2 stops
£640British Airways
Find Deal
Sat, 24 May - Tue, 27 May

British Airways flights from Cardiff to London Heathrow Airport

Our best British Airways deals on Cardiff to London Heathrow Airport flight tickets
British Airways
14 May
CWL12:00Cardiff Wales
8h 50m
2 stops
LHR20:50London Heathrow
21 May
LHR21:35London Heathrow
13h 55m
2 stops
CWL11:30Cardiff Wales
British Airways
24 May
CWL12:00Cardiff Wales
9h 05m
2 stops
LHR21:05London Heathrow
27 May
LHR21:20London Heathrow
14h 10m
2 stops
CWL11:30Cardiff Wales
British Airways
14 May
CWL12:00Cardiff Wales
10h 35m
2 stops
LHR22:35London Heathrow
21 May
LHR21:35London Heathrow
13h 55m
2 stops
CWL11:30Cardiff Wales

See travel insights to London from

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 to London Heathrow Airport?

In general, September is the cheapest month to fly from Cardiff to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £232. The month of March is another great option to travel to London Heathrow Airport, with average flight prices from Cardiff averaging around £258.

What is the cheapest day to depart on your flight to London Heathrow Airport?

On average, the least expensive day to fly to London Heathrow Airport from Cardiff is on a Monday. momondo users have found tickets for Monday departures for as low as £0. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Saturday is £1,395.

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the morning. momondo users have found flights departing from Cardiff to London Heathrow Airport in the morning for as low as £0. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are £1,395 on average. Flights to London Heathrow Airport from Cardiff in the afternoon are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest Cardiff Wales to London Heathrow flight route?

Fly from Cardiff Wales to London Heathrow for the best Cardiff Wales - London Heathrow flight prices

What cabin class options are available on Cardiff Wales to London Heathrow flights?

There are 1 cabin classes available to choose from on Cardiff Wales to London Heathrow flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

£206

Fastest flight time

5h 25m

Direct flights

None
The best flight deal from Cardiff to London Heathrow Airport found on momondo in the last 72 hours is £206
The fastest flight from Cardiff to London Heathrow Airport takes 5h 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 5h 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 £227Free CancellationRating
7.8
1,321 reviews
Search KLM flights

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Milton Keynes
Luton
Slough
Southend-on-Sea
Stratford-upon-Avon
Swindon
Gatwick
Ipswich
Northampton
Maidstone
Canterbury
Margate
Dartford
Hounslow
Ilford
Salisbury
Colchester
Guildford
Swanage

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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