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Cheap flights from Cardiff to London Heathrow Airport from £67

CWL — LHR
4 Oct — 11 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Cardiff to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Cardiff to Heathrow

Wed 30/923:50 -
1 stop9h 15m
Wed 7/1015:10 -
1 stop8h 15m
Deal found 2/9£141
Wed 7/1023:50 -
1 stop8h 15m
Wed 14/1015:10 -
1 stop8h 15m
Deal found 4/9£142
Wed 14/1023:50 -
1 stop14h 05m
Wed 21/1014:20 -
1 stop9h 05m
Deal found 2/9£144
Thu 1/1022:50 -
1 stop9h 15m
Wed 7/1015:10 -
1 stop8h 15m
Deal found 3/9£145
Thu 8/1022:50 -
1 stop10h 15m
Wed 14/1014:20 -
1 stop9h 05m
Deal found 2/9£150
Sat 17/1007:30 -
1 stop12h 50m
Sat 24/1020:50 -
2 stops18h 05m
Deal found 2/9£151
Fri 2/1022:45 -
1 stop11h 35m
Fri 9/1016:50 -
1 stop14h 05m
Deal found 4/9£152
Mon 28/922:10 -
1 stop13h 00m
Mon 5/1007:40 -
1 stop14h 05m
Deal found 31/8£157

Find flight deals from Cardiff to Heathrow

Round-trip from

£141

One-way from

£67
30/9-7/10
  • 30/9-7/10
  • 2 total stops
  • 17h 30m total
  • Cardiff to London
Search Deals
17/10-31/12
  • 17/10-31/12
  • 1 total stop
  • 8h 30m total
  • Cardiff to London
Search Deals

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Cardiff to London Heathrow Airport that are best for you.

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Route

Depart

Return

Price

Cheapest return flight

CardiffLondon

CWL Cardiff Wales - LHR London Heathrow

CWLLHR

Cardiff Wales

Tue 6/10

23:15-10:20

1 stop11h 05m

London Heathrow

Wed 31/12

00:00-00:00

Nonstop0h 00m

£67

CardiffLondon

CWL Cardiff Wales - LHR London Heathrow

CWLLHR

Cardiff Wales

Mon 28/9

22:10-08:05

1 stop9h 55m

London Heathrow

Wed 31/12

00:00-00:00

Nonstop0h 00m

£73

CardiffLondon

CWL Cardiff Wales - LHR London Heathrow

CWLLHR

Cardiff Wales

Thu 1/10

22:50-08:05

1 stop9h 15m

London Heathrow

Wed 31/12

00:00-00:00

Nonstop0h 00m

£75

CardiffLondon

CWL Cardiff Wales - LHR London Heathrow

CWLLHR

Cardiff Wales

Thu 15/10

22:50-10:20

1 stop11h 30m

London Heathrow

Wed 31/12

00:00-00:00

Nonstop0h 00m

£78

CardiffLondon

CWL Cardiff Wales - LHR London Heathrow

CWLLHR

Cardiff Wales

Fri 23/10

22:45-08:05

1 stop9h 20m

London Heathrow

Wed 31/12

00:00-00:00

Nonstop0h 00m

£80
Fastest return journey

CardiffLondon

CWL Cardiff Wales - LHR London Heathrow

CWLLHR

Cardiff Wales

Thu 26/11

13:25-17:50

1 stop4h 25m

London Heathrow

Wed 31/12

00:00-00:00

Nonstop0h 00m

£118

CardiffLondon

CWL Cardiff Wales - LHR London Heathrow

CWLLHR

Cardiff Wales

Wed 7/10

23:50-08:05

1 stop8h 15m

London Heathrow

Wed 14/10

15:10-23:25

1 stop8h 15m

£142

CardiffLondon

CWL Cardiff Wales - LHR London Heathrow

CWLLHR

Cardiff Wales

Wed 14/10

23:50-13:55

1 stop14h 05m

London Heathrow

Wed 21/10

14:20-23:25

1 stop9h 05m

£144

CardiffLondon

CWL Cardiff Wales - LHR London Heathrow

CWLLHR

Cardiff Wales

Tue 13/10

06:00-17:15

2 stops11h 15m

London Heathrow

Wed 31/12

00:00-00:00

Nonstop0h 00m

£155

CardiffLondon

CWL Cardiff Wales - LHR London Heathrow

CWLLHR

Cardiff Wales

Tue 6/10

23:15-12:40

1 stop13h 25m

London Heathrow

Wed 7/10

15:10-23:25

1 stop8h 15m

£157

Flights are sorted by cheapest return flights first.

Deals found on 2/9

Showing 1-10 of 14 resultsSorted by cheapest first
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Best time to book a flight from Cardiff to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Cardiff with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from Cardiff to London Heathrow Airport

What is the cheapest time of day to fly from CWL to LHR?

A simple way to save on the total cost of your ticket is to fly from Cardiff to London Heathrow Airport in the evening. If you’re flexible enough to do this you can expect to save up to 27% on your trip compared to booking a flight in the morning.

Related info for your journey

  • 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 0 outbound flights to London Heathrow per day from 0 airlines. Cardiff Wales is conveniently located just 9.1 mi from Cardiff’s city center.

  • Can I find deals for flights from Cardiff to Heathrow that include hotel bookings?

    Yes. In addition to deals on Cardiff to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Cardiff to Heathrow?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Cardiff to Heathrow.

  • Can I find deals for business class flights from Cardiff to Heathrow?

    Yes. Cheapflights offers flight deals from Cardiff to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Hounslow
Milton Keynes
Luton
Gatwick
Wembley
Slough
Ilford
Hayes
Croydon
Northampton
Colchester
Eastbourne
Brentford
Barnet
Salisbury
Southall
Southend-on-Sea
Enfield
Kingston upon Thames
Watford

Browse thousands of different options on Cheapflights for your next trip

Fly with Cheapflights

How does Cheapflights help users find flights from Cardiff to Heathrow?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Heathrow from Cardiff today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Cardiff to Heathrow?

Cheapflights helps you find that perfect flight to Heathrow from Cardiff by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Cardiff to Heathrow with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Cardiff to Heathrow flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Cardiff to Heathrow become cheaper?

Yes, Cheapflights offers price alerts on Cardiff to Heathrow flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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