Cheap flights from Cardiff to Heathrow

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Cardiff (CWL)
London (LHR)
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How to find the cheapest flight from
Cardiff (CWL) to Heathrow (LHR)

All the information you need to plan the best CWL to LHR flight in 2021: compare Cardiff to Heathrow flight prices with the expected peak season, weather and rainfall in Heathrow.
CWL - LHR
Price
£74 - £312
LHR
Temperature
8 - 24 °C
LHR
Rainfall
39 - 66 mm

Popular in

June

High demand for flights, 53% potential price rise

Cheapest in

July

Best time to find cheap flights, 49% potential price drop

Average price

£98

Average for round-trip flights in April 2021

Round-trip from

£74

From Cardiff to Heathrow

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
How far in advance should I book a flight from Cardiff to Heathrow?

Users have found that booking a flight from Cardiff to Heathrow at least 58 days early can save you up to 37% on average compared to booking a flight this week. If booking 58 days before your flight isn’t an option for you, users have found flights from Cardiff to Heathrow for as little as £82 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as £99 for flights departing within the next 3 days.

What is the cheapest month to fly from Cardiff to Heathrow?

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, March can be a great choice for travel to Heathrow. Flights to Heathrow from Cardiff in March are about £75 on average during March, but can be found for as low as £47.

Cardiff to Heathrow 2021 flight deals

Cheap flights to Heathrow from Cardiff found for this year
2 Oct - 3 Oct
£154pp
CWL
Cardiff Cardiff-Wales Arpt
KLM
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
KLM
 
1 STOP
CWL
Cardiff Cardiff-Wales Arpt

One-way flights to Heathrow from Cardiff

The cheapest one-way flights from Cardiff to Heathrow
05:45 - 16:55
KLM
1 stop
11h 10m
CWL - LHR
KLM
£292
lastminute.com
05:45 - 12:05
Alitalia
2 stops
30h 20m
CWL - LHR
Alitalia
£299
DreamWorldTravel
06:30 - 06:15
Multiple Airlines
2 stops
23h 45m
CWL - LHR
Multiple Airlines
£1,775
lastminute.com

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Cardiff</span> to <span class="emphasized">Heathrow</span> flights.

Flight FAQs

From Cardiff to Heathrow

Are flight prices decreasing from Cardiff to Heathrow due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Cardiff and Heathrow for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Which airlines flying from Cardiff Cardiff-Wales Arpt to London Heathrow have flexible cancellations due to COVID-19?

Due to the rapidly changing circumstances due to COVID-19, airlines like AccesRail, KLM, and Flybe flying from Cardiff Cardiff-Wales Arpt to London Heathrow have implemented new flexible cancellation policies.

Can I find flights from Cardiff to Heathrow for under £218 on Cheapflights?

Yes, there are multiple flights from Cardiff to Heathrow for under £218. The cheapest flight booked recently is on KLM for just £154, but on average you can expect to pay £154.

Are there direct flights from Cardiff to Heathrow for under £146 on Cheapflights?

There are no direct flights from Cardiff to Heathrow, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

Does it rain more in Cardiff or Heathrow?

When travelling, we recommend packing in preparation to handle common weather conditions. The rainfall in Cardiff is typically less than Heathrow. We can gather that this will continue over the next 10 days.

Is Cardiff weather warmer or cooler than Heathrow?

Temperatures around the 24 °Cs can be experienced in July. The weather in Heathrow is hotter than in Cardiff. Plan for potential changes in flight availability as peak weather approaches in this location.

How long does is the flight from Cardiff to Heathrow?

Departing from Cardiff to Heathrow will take you 10h 10m.

What is the cheapest airline to fly from Cardiff to Heathrow return?

Cheapflights users have booked flights from Cardiff to Heathrow from £155 return.

What are the cheapest airlines to fly from Cardiff to Heathrow one-way?

The cheapest airline one-way is KLM, with whom users have recently found tickets for as low as £121. Check flights for Alitalia, as they currently have the next best price.

Alternative routes for Cardiff to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for Heathrow

Things to know before you go - useful duration and weather info for your trip from Cardiff to Heathrow.
Average temperature for April in Heathrow
14.0 °C
Avg rainfall for April in Heathrow
48.0 mm

Airports servicing Cardiff

Airports servicing London

Hourly flight availability from Cardiff to Heathrow

See what time of day planes typically take off from Cardiff towards Heathrow.
Morning 6 AM to midday 61% of flight departures
Early morning Midnight to 6 AM 39% of flight departures
Afternoon Midday to 6 PM 0% of flight departures
Evening 6 PM to midnight 0% of flight departures
Midnight
6 AM
Noon
6 PM
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