Cheap flights from Heathrow to Cardiff

Return
Economy
London (LHR)
Cardiff (CWL)
Depart
Return
Any month
Compare vs Cheapflights |

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

All the information you need to plan the best LHR to CWL flight in 2021: compare Heathrow to Cardiff flight prices with the expected peak season, weather and rainfall in Cardiff.
LHR - CWL
Price
£88 - £302
CWL
Temperature
8 - 20 °C
CWL
Rainfall
29 - 68 mm

Popular in

December

High demand for flights, 51% potential price rise

Cheapest in

August

Best time to find cheap flights, 41% potential price drop

Average price

£188

Average for round-trip flights in June 2021

Round-trip from

£88

From Heathrow to Cardiff

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 Heathrow to Cardiff?

To save on the cost of your flight from Heathrow to Cardiff, book at least 47 days before your planned departure. Booking around this time can save you about 31% on the cost of this flight compared to booking a flight leaving this week. We have found prices from £147 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as £179.

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

Our data shows that March tends to be the cheapest month to fly to Cardiff from Heathrow. Users have commonly found prices around £142 for the month, but tickets can be as low as £94. Due to multiple factors, prepare for potentially higher prices in December.

Cheap flights from Heathrow to Cardiff in June, July 2021

The best prices found for LHR to CWL flights in June, July
5 Jul - 7 Jul
£140pp
LHR
London Heathrow
Multiple airlines
 
1 STOP
CWL
Cardiff Cardiff Wales
CWL
Cardiff Cardiff Wales
Multiple Airlines
 
1 STOP
LHR
London Heathrow
5 Jul - 7 Jul
£157pp
LHR
London Heathrow
Multiple airlines
   
2 STOPS
CWL
Cardiff Cardiff Wales
CWL
Cardiff Cardiff Wales
Multiple Airlines
 
1 STOP
LHR
London Heathrow
19 Jul - 23 Jul
£164pp
LHR
London Heathrow
KLM
 
1 STOP
CWL
Cardiff Cardiff Wales
CWL
Cardiff Cardiff Wales
KLM
 
1 STOP
LHR
London Heathrow

Heathrow to Cardiff 2021 flight deals

Cheap flights to Cardiff from Heathrow found for this year
5 Jul - 7 Jul
£140pp
LHR
London Heathrow
Multiple airlines
 
1 STOP
CWL
Cardiff Cardiff Wales
CWL
Cardiff Cardiff Wales
Multiple Airlines
 
1 STOP
LHR
London Heathrow
5 Jul - 7 Jul
£157pp
LHR
London Heathrow
Multiple airlines
   
2 STOPS
CWL
Cardiff Cardiff Wales
CWL
Cardiff Cardiff Wales
Multiple Airlines
 
1 STOP
LHR
London Heathrow
19 Jul - 23 Jul
£164pp
LHR
London Heathrow
KLM
 
1 STOP
CWL
Cardiff Cardiff Wales
CWL
Cardiff Cardiff Wales
KLM
 
1 STOP
LHR
London Heathrow

Last-minute flights from Heathrow to Cardiff

Late deals on return flights to Cardiff from Heathrow, departing today and this week
24 Jun - 27 Jun
£198pp
LHR
London Heathrow
KLM
 
1 STOP
CWL
Cardiff Cardiff Wales
CWL
Cardiff Cardiff Wales
KLM
 
1 STOP
LHR
London Heathrow
19 Jun - 21 Jun
£219pp
LHR
London Heathrow
KLM
 
1 STOP
CWL
Cardiff Cardiff Wales
CWL
Cardiff Cardiff Wales
KLM
 
1 STOP
LHR
London Heathrow
23 Jun - 24 Jun
£392pp
LHR
London Heathrow
Multiple airlines
   
2 STOPS
CWL
Cardiff Cardiff Wales
CWL
Cardiff Cardiff Wales
Multiple Airlines
   
2 STOPS
LHR
London Heathrow

One-way flights to Cardiff from Heathrow

The cheapest one-way flights from Heathrow to Cardiff
15:45 - 07:35
Aer Lingus
1 stop
15h 50m
LHR - CWL
Aer Lingus
£128
Kiwi.com
13:10 - 05:55
KLM
1 stop
16h 45m
LHR - CWL
KLM
£171
KLM
02:00 - 15:00
Multiple Airlines
2 stops
13h 00m
LHR - CWL
Multiple Airlines
£172
Gotogate

Related info for your journey

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

Flight FAQs

From Heathrow to Cardiff

Are flight prices decreasing from Heathrow to Cardiff 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 Heathrow and Cardiff 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 London Heathrow to Cardiff Cardiff Wales have flexible cancellations due to COVID-19?

Some of our airline partners flying from London Heathrow to Cardiff Cardiff Wales have new flexible policies in place due to COVID-19. AccesRail, KLM, and Flybe are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like AccesRail with this kind of flexibility.

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

Most people fly into Cardiff Cardiff Wales (CWL) if they book a flight to Cardiff from London Heathrow. On average, Cardiff Wales has 0 inbound flights from London Heathrow per day from 4 airlines. Cardiff Cardiff Wales is conveniently located just 9.1 mi from Cardiff’s city centre.

Can I find flights from Heathrow to Cardiff for under £142 on Cheapflights?

Yes, there are multiple flights from Heathrow to Cardiff for under £142. The cheapest flight booked recently is on Multiple Airlines for just £140, but on average you can expect to pay £200.

Are there direct flights from Heathrow to Cardiff for under £142 on Cheapflights?

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

Are there last-minute flights available from Heathrow to Cardiff for under £213?

There are currently 3+ open flights from Heathrow to Cardiff within the next 7 days for less than £213.

Does it rain more in Heathrow or Cardiff?

In Heathrow, there will be greater rainfall in Heathrow compared to Cardiff over the next 19 days.

Is Heathrow weather warmer or cooler than Cardiff?

Expect the weather to be around 24 °C on average in July. As the temperature peaks, try to get your plans done early, as flight price and availability will have an impact on your travels. The climate in Cardiff is generally colder than in Heathrow.

How long does is the flight from Heathrow to Cardiff?

There are many flights that can get you from Heathrow to Cardiff in 5h. Fly via KLM to get the fastest option.

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

Cheapflights users have booked flights from Heathrow to Cardiff from £164 return.

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

£106 is the cheapest one-way deal found within the past few days, from Aer Lingus. You may also be able to find cheap deals on KLM, with prices from £115.

Alternative routes for Heathrow to Cardiff

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

Destination information for Cardiff

Things to know before you go - useful duration and weather info for your trip from Heathrow to Cardiff.
Average temperature for June in Cardiff
18.0 °C
Avg rainfall for June in Cardiff
33.0 mm

Airports servicing London

Airports servicing Cardiff

Top 4 airlines flying from Heathrow to Cardiff

The chart below displays the airlines Cheapflights users travelling from Heathrow to Cardiff 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
National Express
£125 £131 No cancel fee N/A

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

Search National Express flights
AccesRail
£113 £137 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
Flybe
£242 £367 No cancel fee N/A

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

Search Flybe flights
KLM
£191 £384 No cancel fee 75%
Search KLM flights

Hourly flight availability from Heathrow to Cardiff

See what time of day planes typically take off from Heathrow towards Cardiff.
Morning 6 AM to midday 73% of flight departures
Afternoon Midday to 6 PM 26% of flight departures
Early morning Midnight to 6 AM 1% of flight departures
Evening 6 PM to midnight 0% of flight departures
Midnight
6 AM
Noon
6 PM
Home Europe United Kingdom Wales Cardiff Cheap flights from Heathrow to Cardiff
  • Return
  • One-way
  • Multi-city
  • Economy
  • Premium Economy
  • Business
  • First
  • Multiple
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First