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
£102 - £429
LHR
Temperature
4 - 17 °C
LHR
Precipitation
40 - 70 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

Round-trip from

£74

From Cardiff Cardiff Wales to London Heathrow

One-way from

£29

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

To save up to 35% on this flight, we recommend booking at least 22 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 £171 1-2 weeks out and tickets from £244 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 August. Prices are generally better when you fly from Cardiff to London Heathrow Airport in July, with the cheapest ticket starting at £88.

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.

Cheap flights from Cardiff to Heathrow in October, November 2021

The best prices found for CWL to LHR flights in October, November
8 Nov - 17 Dec
£181pp
CWL
Cardiff Cardiff Wales
Multiple airlines
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
KLM
 
1 STOP
CWL
Cardiff Cardiff Wales
19 Nov - 26 Nov
£185pp
CWL
Cardiff Cardiff Wales
KLM
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
KLM
 
1 STOP
CWL
Cardiff Cardiff Wales
9 Nov - 27 Nov
£186pp
CWL
Cardiff Cardiff Wales
Multiple airlines
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
 
1 STOP
CWL
Cardiff Cardiff Wales

Cardiff Cardiff Wales to Heathrow 2021 flight deals

Cheap flights to Heathrow from Cardiff found for this year
26 Dec - 6 Jan
£149pp
CWL
Cardiff Cardiff Wales
KLM
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
KLM
 
1 STOP
CWL
Cardiff Cardiff Wales
4 Dec - 8 Dec
£165pp
CWL
Cardiff Cardiff Wales
KLM
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
KLM
 
1 STOP
CWL
Cardiff Cardiff Wales
4 Dec - 8 Dec
£167pp
CWL
Cardiff Cardiff Wales
KLM
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
KLM
 
1 STOP
CWL
Cardiff Cardiff Wales

Last-minute flights from Cardiff to Heathrow

Late deals on return flights to Heathrow from Cardiff, departing today and this week
29 Oct - 31 Oct
£343pp
CWL
Cardiff Cardiff Wales
Multiple airlines
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
 
1 STOP
CWL
Cardiff Cardiff Wales
29 Oct - 31 Oct
£648pp
CWL
Cardiff Cardiff Wales
Multiple airlines
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
   
2 STOPS
CWL
Cardiff Cardiff Wales
29 Oct - 31 Oct
£970pp
CWL
Cardiff Cardiff Wales
Multiple airlines
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
   
2 STOPS
CWL
Cardiff Cardiff Wales

One-way flights to Heathrow from Cardiff

The cheapest one-way flights from Cardiff to Heathrow
08:25 - 14:15
Multiple Airlines
1 stop
5h 50m
CWL - LHR
Multiple Airlines
£29
Kiwi.com
17:50 - 04:00
Multiple Airlines
1 stop
10h 10m
CWL - LHR
Multiple Airlines
£60
Kiwi.com
08:25 - 14:20
Multiple Airlines
1 stop
5h 55m
CWL - LHR
Multiple Airlines
£85
Kiwi.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

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

Most people fly from Cardiff Cardiff Wales (CWL) if they book a flight from Cardiff to London Heathrow. On average, Cardiff Wales has 6 outbound flights to London Heathrow per day from 3 airlines. Cardiff Cardiff Wales is conveniently located just 9.1 mi from Cardiff’s city centre.

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

Some of our airline partners flying from Cardiff Cardiff Wales to London Heathrow 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.

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 Multiple Airlines for just £126, but on average you can expect to pay £184.

Are there last-minute flights available from Cardiff to London Heathrow Airport for under £400?

There are currently 3+ open flights from Cardiff to London Heathrow Airport within the next 7 days for less than £400.

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

According to our current data, KLM (£149), offers the cheapest pricing from Cardiff to London Heathrow Airport.

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

On average you can expect to pay £49 for a flight from Cardiff to London Heathrow Airport. The cheapest flight overall is £48 while the most popular route, (Cardiff Cardiff Wales - London Heathrow) is currently priced at £126.

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 National Express, AccesRail or Flybe as they are the most popular for this route.

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 October in Heathrow
16.0 °C
Avg rainfall for October in Heathrow
66.0 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 40% of flight departures
Early morning Midnight to 6 AM 33% of flight departures
Afternoon Midday to 6 PM 27% 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
6 daily flights
Monday
6 daily flights
Tuesday
6 daily flights
Wednesday
6 daily flights
Thursday
6 daily flights
Friday
6 daily flights
Saturday
6 daily flights
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