CWL - LHR

£203 Find Cheap Flights from Cardiff to London Heathrow Airport

This is the cheapest return flight price found by a KAYAK user in the last 72 hours by searching for a flight from Cardiff to Heathrow departing on 22/12. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

KAYAK searches hundreds of travel sites at once for deals on flights to London Heathrow Airport

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Cardiff to London, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Cardiff to London, as well as popular online travel agencies
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Everything you should know

Cheapest return fare
£200
Multiple Airlines
Mon 22/12Fri 26/12
CWL - LHR • 1 stop
Cheapest one-way flight
£314
Multiple Airlines
Wed 17/12
CWL - LHR • 1 stop
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KAYAK searches hundreds of sites at once to find you the best travel deals.
We hope you love your trip to Heathrow!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Cardiff to Heathrow (CWL-LHR)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for return flights from Cardiff to Heathrow that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Cardiff to Heathrow

Mon, 22 Dec - Fri, 26 Dec
Multiple Airlines Logo
23:30 - 08:05
CWL
-
LHR
8h 35m1 stop
Multiple Airlines Logo
17:45 - 22:00
LHR
-
CWL
4h 15m1 stop
£200Multiple Airlines
Thu, 12 Feb - Sun, 15 Feb
Multiple Airlines Logo
10:30 - 17:50
CWL
-
LHR
7h 20m1 stop
Multiple Airlines Logo
14:15 - 20:55
LHR
-
CWL
6h 40m1 stop
£203Multiple Airlines
Wed, 31 Dec - Thu, 1 Jan
Multiple Airlines Logo
15:55 - 21:05
CWL
-
LHR
5h 10m1 stop
Multiple Airlines Logo
07:50 - 16:05
LHR
-
CWL
8h 15m1 stop
£209Multiple Airlines
Sun, 25 Jan - Sun, 1 Feb
Multiple Airlines Logo
21:20 - 08:05
CWL
-
LHR
10h 45m1 stop
Multiple Airlines Logo
16:20 - 20:55
LHR
-
CWL
4h 35m1 stop
£212Multiple Airlines
Wed, 24 Dec - Sun, 28 Dec
Multiple Airlines Logo
15:55 - 19:50
CWL
-
LHR
3h 55m1 stop
Multiple Airlines Logo
16:20 - 20:55
LHR
-
CWL
4h 35m1 stop
£217Multiple Airlines
Sat, 10 Jan - Sat, 17 Jan
Multiple Airlines Logo
20:05 - 08:05
CWL
-
LHR
12h 00m1 stop
Multiple Airlines Logo
15:15 - 19:40
LHR
-
CWL
4h 25m1 stop
£227Multiple Airlines
Tue, 6 Jan - Thu, 8 Jan
Multiple Airlines Logo
20:55 - 17:20
CWL
-
LHR
20h 25m2 stops
Multiple Airlines Logo
15:30 - 15:40
LHR
-
CWL
24h 10m3 stops
£232Multiple Airlines
Thu, 12 Feb - Sun, 15 Feb
Multiple Airlines Logo
10:30 - 20:05
CWL
-
LHR
9h 35m2 stops
Multiple Airlines Logo
14:15 - 20:55
LHR
-
CWL
6h 40m1 stop
£234Multiple Airlines
Wed, 24 Dec - Sun, 28 Dec
Multiple Airlines Logo
07:55 - 21:40
CWL
-
LHR
13h 45m2 stops
Multiple Airlines Logo
16:20 - 20:55
LHR
-
CWL
4h 35m1 stop
£263Multiple Airlines
Thu, 8 Jan - Thu, 15 Jan
KLM Logo
10:20 - 20:50
CWL
-
LHR
10h 30m1 stop
KLM Logo
11:45 - 09:50
LHR
-
CWL
22h 05m1 stop
£281KLM
Booking Insights

KAYAK's insights & trends for Cardiff to Heathrow flights

Get data-powered insights and trends into flights from Cardiff to Heathrow to help you find the cheapest flights, the best time to fly and much more.

What’s the cheapest day of the week to fly from Cardiff to London Heathrow Airport?

The average price of all round-trip flights from Cardiff to London Heathrow Airport clicked on KAYAK for each day over the last 12 months.

If your flying dates are flexible, you should consider flying to London Heathrow Airport on a Monday, as we generally find the cheapest rates on that day for this route. On the other hand, Friday is the most expensive day to fly from Cardiff to London Heathrow Airport. For your return ticket, we recommend flying on a Wednesday and avoiding Fridays for the best deals.

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Good to know - Cheap tickets from Cardiff to London Heathrow Airport

Cheapest flight£200
Flight from Cardiff to London Heathrow Airport

When to book flights from Cardiff to Heathrow

Are your dates flexible? Find out the best times to travel from Cardiff to Heathrow based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking Cardiff to London Heathrow Airport flights

  • What is the cheapest flight from Cardiff to London Heathrow Airport?

    In the last 3 days, the lowest price for a flight from Cardiff to London Heathrow Airport was £314 for a one-way ticket and £203 for a return.

  • Which aircraft models fly most regularly from Cardiff to London Heathrow Airport?

    We unfortunately don’t have that data for this specific route.

  • How does KAYAK find such low prices on flights from Cardiff to London Heathrow Airport?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Cardiff to London Heathrow Airport.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Cardiff to London Heathrow Airport?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to London Heathrow Airport from Cardiff is likely to change within 7 days, so travellers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Cardiff to London Heathrow Airport?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to London Heathrow Airport with an airline and back to Cardiff with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Cardiff to London Heathrow Airport?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to London Heathrow Airport from Cardiff up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Cardiff to Heathrow

Information on your arrival and departure airports

Cardiff (CWL)
Heathrow (LHR)