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Cheap flights from Cardiff to London Heathrow Airport from £69

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/3. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — LHR
4 11月 — 11 11月1
1 adult

Find flights from Cardiff to Heathrow within your budget

Customise your flight search to find flights from Cardiff to Heathrow 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, Cheapflights users made 1,015,184 searches. Data last updated 30 10月 2024.

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Route

Depart

Return

Price

CardiffLondon

CWL - LHR

CWLLHR

Cardiff Wales

土 1/3

09:45-17:30

1 stop7h 45m

£69

CardiffLondon

CWL - LHR

CWLLHR

Cardiff Wales

土 1/3

16:20-09:10

2 stops16h 50m

£116

CardiffLondon

CWL - LHR

CWLLHR

Cardiff Wales

金 13/12

16:10-17:30

1 stop25h 20m

London Heathrow

金 20/12

07:05-09:20

2 stops26h 15m

£201

CardiffLondon

CWL - LHR

CWLLHR

Cardiff Wales

水 27/11

17:25-20:50

1 stop3h 25m

London Heathrow

水 4/12

20:25-09:50

1 stop13h 25m

£229

Flights are sorted by cheapest first

Deals found on 28/10

Cheap flight deals from Cardiff to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Cardiff (CWL) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 30 10月 2024.

Round-trip from

£201

One-way from

£69

Popular in

August

Cheapest in

March
13/12-20/12
  • 13/12-20/12
  • 3 total stops
  • 51h 35m total
  • Cardiff to London
Search Deals
1/3
  • 1/3
  • 1 total stop
  • 7h 45m total
  • Cardiff to London
Search Deals
High demand for flights, 36% potential price rise
Search Deals
Best time to find cheap flights, 43% potential price drop
Search Deals

Find flight deals from Cardiff to Heathrow

Cheapest flights from Cardiff to Heathrow
Explore the most affordable flight options available from Cardiff to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 10月 2024.

金 13/1216:10CWL - LHR
1 stop25h 20mMultiple Airlines
金 20/1207:05LHR - CWL
2 stops26h 15mMultiple Airlines
Deal found 29/10£201
水 27/1117:25CWL - LHR
1 stop3h 25mKLM
水 4/1220:25LHR - CWL
1 stop13h 25mKLM
Deal found 28/10£229

Best time to book a flight from Cardiff to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Cardiff with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Cardiff to Heathrow

Get recent, data-driven insights about flights from Cardiff to Heathrow including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Cardiff to London Heathrow Airport?

Currently, January is the cheapest month in which you can book a flight from Cardiff to London Heathrow Airport (average of £112). Flying from Cardiff to London Heathrow Airport in July is currently the most expensive (average of £159). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from CWL to LHR?

Find hourly flight availability from Cardiff to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 30 10月 2024.

A simple way to save on the total cost of your ticket is to fly from Cardiff to London Heathrow Airport at midday. If you’re flexible enough to do this you can expect to save up to 5% on your trip compared to booking a flight in the morning.

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Heathrow. Reviews last updated 30 10月 2024.
KLM
7.8
Good
1,352 reviews
Check prices

Boarding

7.9

Entertainment

7.2

Crew

8.4

Food

7.3

Comfort

7.7

Overall

7.8

Reviews

1 / 10

Liked the service, seating was ok but the seat supports where in a way that one couldn’t stretch your legs

KLM
7.8
Good
1,352 reviews
KLM
7.8
Good
1,352 reviews
Check prices

Boarding

7.9

Entertainment

7.2

Crew

8.4

Food

7.3

Comfort

7.7

Overall

7.8

Reviews

1 / 10

Liked the service, seating was ok but the seat supports where in a way that one couldn’t stretch your legs

Vueling
7.1
Good
1,212 reviews
KLM
7.8
Good
1,352 reviews
Check prices

Boarding

7.9

Entertainment

7.2

Crew

8.4

Food

7.3

Comfort

7.7

Overall

7.8

Reviews

1 / 10

Liked the service, seating was ok but the seat supports where in a way that one couldn’t stretch your legs

Related info for your journey

Find useful and relevant information for your journey from Cardiff to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Cardiff to London Heathrow?

    Most people fly from Cardiff Wales (CWL) if they book a flight from Cardiff to London Heathrow. On average, Cardiff Wales has 0 outbound flights to London Heathrow per day from 1 airline. Cardiff Wales is conveniently located just 9.1 mi from Cardiff’s city center.

  • What is the cheapest airline to fly from Cardiff to London Heathrow Airport round-trip?

    According to our current data, KLM (£259), offers the cheapest pricing from Cardiff to London Heathrow Airport. Users have found that KLM is 34% cheaper than the other options available to this destination.

  • Can I find deals for flights from Cardiff to Heathrow that include hotel bookings?

    Yes. In addition to deals on Cardiff to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Cardiff to Heathrow?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Cardiff to Heathrow.

  • Can I find deals for business class flights from Cardiff to Heathrow?

    Yes. Cheapflights offers flight deals from Cardiff to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Cardiff to London Heathrow Airport?

    Currently, January is the cheapest month in which you can book a flight from Cardiff to London Heathrow Airport (average of £112). Flying from Cardiff to London Heathrow Airport in July is currently the most expensive (average of £159). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Cardiff to Heathrow

Discover the top airline that operate flights from Cardiff to Heathrow. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 1,015,184 searches. Data last updated 30 10月 2024.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£213Average£312FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Cardiff to Heathrow?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Heathrow from Cardiff today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Cardiff to Heathrow?

Cheapflights helps you find that perfect flight to Heathrow from Cardiff by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Cardiff to Heathrow with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Cardiff to Heathrow flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Cardiff to Heathrow become cheaper?

Yes, Cheapflights offers price alerts on Cardiff to Heathrow flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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