CWL - LHR

£80 Find Cheap Flights from Cardiff to London Heathrow Airport

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Cardiff to Heathrow departing on 3/4. 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
Travellers love KAYAK
41,299,237 searches in the past 7 days on KAYAK

Save 27% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Bundle and saveSave money when you bundle your flight + hotel.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Everything you should know

Cheapest return fare
£164
Multiple Airlines
Thu 16/4Wed 22/4
CWL - LHR • 1 stop
Cheapest one-way flight
£80
Multiple Airlines
Fri 3/4
CWL - LHR • 1 stop
Direct flights
Not available
There are currently no direct flights between Cardiff and Heathrow. You’ll need at least 1 connection.
Insights
Insights
Insights
Insights
Start a new search
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

Thu, 16 Apr - Wed, 22 Apr
Multiple Airlines Logo
22:50 - 08:05
CWL
-
LHR
9h 15m
1 stop
Multiple Airlines Logo
19:35 - 23:25
LHR
-
CWL
3h 50m
1 stop
£164Multiple Airlines
Tue, 7 Apr - Tue, 14 Apr
Multiple Airlines Logo
23:15 - 08:05
CWL
-
LHR
8h 50m
1 stop
Multiple Airlines Logo
15:50 - 22:50
LHR
-
CWL
7h 00m
1 stop
£165Multiple Airlines
Fri, 3 Apr - Fri, 10 Apr
Multiple Airlines Logo
22:45 - 09:05
CWL
-
LHR
10h 20m
1 stop
Multiple Airlines Logo
21:10 - 06:55
LHR
-
CWL
9h 45m
1 stop
£174Multiple Airlines
Thu, 23 Apr - Thu, 30 Apr
Multiple Airlines Logo
22:50 - 08:05
CWL
-
LHR
9h 15m
1 stop
Multiple Airlines Logo
18:10 - 22:25
LHR
-
CWL
4h 15m
1 stop
£175Multiple Airlines
Thu, 21 May - Tue, 26 May
Multiple Airlines Logo
22:50 - 09:05
CWL
-
LHR
10h 15m
1 stop
Multiple Airlines Logo
16:50 - 22:50
LHR
-
CWL
6h 00m
1 stop
£183Multiple Airlines
Tue, 7 Apr - Tue, 14 Apr
Multiple Airlines Logo
23:15 - 08:05
CWL
-
LHR
8h 50m
1 stop
Multiple Airlines Logo
16:50 - 22:50
LHR
-
CWL
6h 00m
1 stop
£184Multiple Airlines
Thu, 21 May - Tue, 26 May
Multiple Airlines Logo
22:50 - 08:05
CWL
-
LHR
9h 15m
1 stop
Multiple Airlines Logo
16:50 - 22:50
LHR
-
CWL
6h 00m
1 stop
£185Multiple Airlines
Thu, 21 May - Tue, 26 May
Multiple Airlines Logo
22:50 - 08:05
CWL
-
LHR
9h 15m
1 stop
Multiple Airlines Logo
16:50 - 22:50
LHR
-
CWL
6h 00m
1 stop
£185Multiple Airlines
Fri, 20 Mar - Tue, 31 Mar
Multiple Airlines Logo
22:25 - 08:05
CWL
-
LHR
9h 40m
1 stop
Multiple Airlines Logo
18:10 - 22:50
LHR
-
CWL
4h 40m
1 stop
£187Multiple Airlines
Thu, 21 May - Tue, 26 May
Multiple Airlines Logo
22:50 - 08:05
CWL
-
LHR
9h 15m
1 stop
Multiple Airlines Logo
18:10 - 22:50
LHR
-
CWL
4h 40m
1 stop
£188Multiple Airlines
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.

Which cabin class options are there for flights between Cardiff and London Heathrow Airport?

The average price of round-trip flights for each cabin class for the route found by users searching on KAYAK over the last 2 weeks.

There are 2 cabin class options for the route. These are Business and Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

Find deals

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

Cheapest flight£80
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 £80 for a one-way ticket and £164 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.

  • Which airlines provide the cheapest flights from Cardiff to London Heathrow Airport?

    In the past 3 days, the cheapest return tickets from Cardiff to London Heathrow Airport were found on KLM (£273) and British Airways (£353).

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

Information on your arrival and departure airports

Cardiff (CWL)
Heathrow (LHR)