Cheap Flights from Cardiff to Heathrow from £178

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

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

£218

JustFly

06:55 - 15:25

KLM

1 stop

8h 30m

CWL - LHR

£364

KLM

13:10 - 04:00

Air France

2 stops

14h 50m

CWL - LHR

£490

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.

Hire a Car

Car Rentals at Heathrow Car Rentals in United Kingdom

Alternative routes for Cardiff to Heathrow

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

Cardiff Wales to London from £171 pp

Destination information for Heathrow

Things to know before you go - useful duration and weather info for your trip from Cardiff to Heathrow.

21.0 °C

45.0 mm

Airports servicing Cardiff

Cardiff (CWL)

Airports servicing London

Heathrow (LHR)

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

Cheap flights from Cardiff to Heathrow

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.

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

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

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

Cheap flights from Cardiff to Heathrow in June, July 2022

The best prices found for CWL to LHR flights in June, July

Cardiff Wales to Heathrow 2022 flight deals

Cheap flights to Heathrow from Cardiff found for this year

Last-minute flights from Cardiff to Heathrow

Late deals on return flights to Heathrow from Cardiff, departing today and this week

One-way flights to Heathrow from Cardiff

The cheapest one-way flights from Cardiff to Heathrow

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?

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

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

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

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

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

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

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

Related searches

Flights to Heathrow from Cardiff (CWL)

Hire a Car

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.

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.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2022.

Hourly flight availability from Cardiff to Heathrow

See what time of day planes typically take off from Cardiff towards Heathrow.

See how many times per day planes take to the skies headed from Cardiff to Heathrow.

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