Cheap flights from Heathrow to Cardiff

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

LHR - CWL
Price
£91 - £311
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

£227

Average for round-trip flights in January 2021

Round-trip from

£91

From Heathrow to Cardiff

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly return from Heathrow to Cardiff?

Users have found that flying from Heathrow to Cardiff on a Sunday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

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 £152 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as £185.

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 £146 for the month, but tickets can be as low as £96. Due to multiple factors, prepare for potentially higher prices in December.

When is the cheapest time to fly from Heathrow to Cardiff (LHR - CWL)?

When flying from Heathrow to Cardiff, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 50% versus a flight in the afternoon.

Heathrow to Cardiff 2021 flight deals

18 Aug - 22 Aug
£157pp
LHR
London Heathrow
KLM
 
1 STOP
CWL
Cardiff Cardiff-Wales Arpt
CWL
Cardiff Cardiff-Wales Arpt
KLM
 
1 STOP
LHR
London Heathrow
23 Aug - 30 Aug
£165pp
LHR
London Heathrow
KLM
 
1 STOP
CWL
Cardiff Cardiff-Wales Arpt
CWL
Cardiff Cardiff-Wales Arpt
KLM
 
1 STOP
LHR
London Heathrow
2 Apr - 4 Apr
£208pp
LHR
London Heathrow
KLM
 
1 STOP
CWL
Cardiff Cardiff-Wales Arpt
CWL
Cardiff Cardiff-Wales Arpt
KLM
 
1 STOP
LHR
London Heathrow

One-way flights to Cardiff from Heathrow

12:05 - 04:45
KLM
1 stop
16h 40m
LHR - CWL
KLM
£140
KLM
13:05 - 05:45
KLM
1 stop
16h 40m
LHR - CWL
KLM
£158
Gotogate
07:30 - 05:45
Multiple Airlines
2 stops
22h 15m
LHR - CWL
Multiple Airlines
£237
mytrip.com

Related info for your journey

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 Arpt 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 London Heathrow to Cardiff Cardiff-Wales Arpt have implemented new flexible cancellation policies.

Can I find flights from Heathrow to Cardiff for under £219 on Cheapflights?

Yes, there are multiple flights from Heathrow to Cardiff for under £219. The cheapest flight booked recently is on KLM for just £208, but on average you can expect to pay £463.

Are there direct flights from Heathrow to Cardiff for under £219 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.

Does it rain more in Heathrow or Cardiff?

In Heathrow, there will be same rainfall in Heathrow compared to Cardiff over the next 24 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 6h 50m. Fly via KLM or Alitalia to get the fastest option. Both multi-stop and direct flights can be found to your destination and back.

What are the cheapest airlines to flying from Heathrow to Cardiff return?

Cheapflights users have booked flights from Heathrow to Cardiff from £209 return. Another airline that can offer you cheap pricing is Alitalia.

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

£140 is the cheapest one-way deal found within the past few days, from KLM.

Alternative routes for Heathrow to Cardiff

Destination information for Cardiff

Average temperature for January in Cardiff
8.0 °C
Avg rainfall for January in Cardiff
61.0 mm

Airports servicing London

Airports servicing Cardiff

Top 4 airlines flying from Heathrow to Cardiff

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
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