Cheap flights from Cardiff to Heathrow

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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 2022: compare Cardiff to Heathrow flight prices with the expected peak season, weather and rainfall in Heathrow.
CWL - LHR
Price
£125 - £656
LHR
Temperature
4 - 17 °C
LHR
Rainfall
40 - 70 mm

Popular in

January

High demand for flights, 55% potential price rise

Cheapest in

May

Best time to find cheap flights, 58% potential price drop

Average price

£202

Average for round-trip flights in June 2022

Round-trip from

£103

From Cardiff Wales to London Heathrow

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
When is the cheapest time to fly from Cardiff to London Heathrow Airport (CWL - LHR)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Cardiff to London Heathrow Airport as you normally would.

How far in advance should I book a flight from Cardiff to London Heathrow Airport?

To save up to 40% on this flight, we recommend booking at least 55 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Cardiff to London Heathrow Airport from £225 1-2 weeks out and tickets from £264 for flights departing within the next 72 hours.

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

Flights from Cardiff to London Heathrow Airport lean towards being more expensive in January. Prices are generally better when you fly from Cardiff to London Heathrow Airport in May, with the cheapest ticket starting at £95.

Cheap flights from Cardiff to Heathrow in June, July 2022

The best prices found for CWL to LHR flights in June, July
26 Jul - 28 Jul
£260pp
CWL
Cardiff Wales
Major Airline
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
Major Airline
 
1 STOP
CWL
Cardiff Wales
6 Jul - 13 Jul
£271pp
CWL
Cardiff Wales
KLM
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
KLM
 
1 STOP
CWL
Cardiff Wales
17 Jul - 2 Aug
£276pp
CWL
Cardiff Wales
KLM
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
KLM
 
1 STOP
CWL
Cardiff Wales

Cardiff Wales to Heathrow 2022 flight deals

Cheap flights to Heathrow from Cardiff found for this year
23 Sep - 25 Sep
£178pp
CWL
Cardiff Wales
KLM
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
KLM
 
1 STOP
CWL
Cardiff Wales
23 Sep - 25 Sep
£246pp
CWL
Cardiff Wales
Multiple airlines
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
   
2 STOPS
CWL
Cardiff Wales
30 Aug - 31 Aug
£248pp
CWL
Cardiff Wales
KLM
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
KLM
 
1 STOP
CWL
Cardiff Wales

Last-minute flights from Cardiff to Heathrow

Late deals on return flights to Heathrow from Cardiff, departing today and this week
6 Jul - 13 Jul
£271pp
CWL
Cardiff Wales
KLM
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
KLM
 
1 STOP
CWL
Cardiff Wales
6 Jul - 13 Jul
£594pp
CWL
Cardiff Wales
Multiple airlines
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
British Airways
   
2 STOPS
CWL
Cardiff Wales
9 Jul - 12 Jul
£840pp
CWL
Cardiff Wales
KLM
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
KLM
 
1 STOP
CWL
Cardiff Wales

One-way flights to Heathrow from Cardiff

The cheapest one-way flights from Cardiff to Heathrow
22:00 - 04:30
Major Airline
1 stop
6h 30m
CWL - LHR
Major Airline
£218
JustFly
06:55 - 15:25
KLM
1 stop
8h 30m
CWL - LHR
KLM
£364
KLM
13:10 - 04:00
Air France
2 stops
14h 50m
CWL - LHR
Air France

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

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 4 outbound flights to London Heathrow per day from 5 airlines. Cardiff Wales is conveniently located just 9.1 mi from Cardiff’s city center.

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

748 Air Services, KLM, and Vipper are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Can I find flights from Cardiff to London Heathrow Airport for under £200 on Cheapflights?

Yes, there are multiple flights from Cardiff to London Heathrow Airport for under £200. The cheapest flight booked recently is on KLM for just £178, but on average you can expect to pay £368.

Are there last-minute flights available from Cardiff to London Heathrow Airport for under £300?

There are currently 4+ open flights from Cardiff to London Heathrow Airport within the next 7 days for less than £300.

What are the cheapest airlines flying from Cardiff to London Heathrow Airport round-trip?

According to our current data, KLM (£178), Major Airline (£260), and British Airways (£618) offers the cheapest pricing from Cardiff to London Heathrow Airport. Users have found that KLM is 26% cheaper than the other options available to this destination.

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

To fly one-way, consider booking your trip with Major Airline, which is currently one of the cheapest options available, starting at £218. Air France flights start at £312 while deals on KLM start at £364 one-way.

What are the most popular airlines that fly from Cardiff to London Heathrow Airport?

When booking a flight from Cardiff to London Heathrow Airport, you may want to consider flying on 748 Air Services, National Express or AccesRail as they are the most popular for this route.

What are the cheapest flights from Cardiff to London Heathrow Airport?

On average you can expect to pay £129 for a flight from Cardiff to London Heathrow Airport. The cheapest flight overall is £129 while the most popular route, (Cardiff Wales - London Heathrow) is currently priced at £166.

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 June in Heathrow
21.0 °C
Avg rainfall for June in Heathrow
45.0 mm

Airports servicing Cardiff

Airports servicing London

Top 3 airlines flying from Cardiff Wales to London Heathrow

The chart below displays the airlines Cheapflights users travelling from Cardiff to Heathrow choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
AccesRail
£76 £107 No cancel fee N/A

We couldn't confirm the COVID-19 safety measures taken by AccesRail. Please check directly on their website for additional information.

Search AccesRail flights
KLM
£138 £199 No cancel fee 75%
Search KLM flights
Vipper
£302 £333 No cancel fee 79%

We couldn't confirm the COVID-19 safety measures taken by Vipper. Please check directly on their website for additional information.

Search Vipper flights

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 43% of flight departures
Early morning Midnight to 6 AM 32% of flight departures
Afternoon Midday to 6 PM 25% of flight departures
Evening 6 PM to midnight 0% of flight departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from Cardiff to Heathrow
See how many times per day planes take to the skies headed from Cardiff to Heathrow.
Sunday
4 daily flights
Monday
4 daily flights
Tuesday
4 daily flights
Wednesday
4 daily flights
Thursday
4 daily flights
Friday
4 daily flights
Saturday
4 daily flights
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