How do I get Price Alerts for flights from London Heathrow Airport to Wales?

Price Alerts will notify you by email when the price for flights to Wales from London Heathrow Airport decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

How can I save money on flights from London Heathrow Airport to Wales with momondo?

Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore” . Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

How does momondo find its flight prices?

momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

How old do you have to be to fly from London Heathrow Airport to Wales?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport to Wales.

What documentation or ID do you need to fly to Wales?

The travel and health documents you'll need for your trip to Wales may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Wales. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

£67 Cheap Flights from London Heathrow Airport to Wales in 2026/27

Find the cheapest flights from London Heathrow Airport to Wales

Return

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

14:20 - 22:50LHR London Heathrow-CWL Cardiff Wales

8h 30m1 stop Dublin

22:15 - 08:05CWL Cardiff Wales-LHR London Heathrow

9h 50m1 stop Dublin

£131Multiple Airlines

Tue, 20 Oct - Tue, 27 Oct

15:50 - 23:25LHR London Heathrow-CWL Cardiff Wales

7h 35m1 stop Dublin

23:50 - 09:05CWL Cardiff Wales-LHR London Heathrow

9h 15m1 stop Dublin

£138Multiple Airlines

Wed, 7 Oct - Wed, 14 Oct

21:10 - 06:55LHR London Heathrow-CWL Cardiff Wales

9h 45m1 stop Dublin

23:10 - 08:05CWL Cardiff Wales-LHR London Heathrow

8h 55m1 stop Dublin

£144Multiple Airlines

Fri, 23 Oct - Fri, 30 Oct

21:10 - 06:55LHR London Heathrow-CWL Cardiff Wales

9h 45m1 stop Dublin

23:10 - 08:05CWL Cardiff Wales-LHR London Heathrow

8h 55m1 stop Dublin

£145Multiple Airlines

Fri, 23 Oct - Fri, 30 Oct

15:50 - 22:25LHR London Heathrow-CWL Cardiff Wales

6h 35m1 stop Dublin

23:50 - 08:05CWL Cardiff Wales-LHR London Heathrow

8h 15m1 stop Dublin

£148Multiple Airlines

Thu, 15 Oct - Sun, 25 Oct

15:10 - 22:25LHR London Heathrow-CWL Cardiff Wales

7h 15m1 stop Dublin

07:30 - 16:00CWL Cardiff Wales-LHR London Heathrow

8h 30m1 stop Dublin

£149Multiple Airlines

Thu, 8 Oct - Sat, 10 Oct

15:50 - 23:25LHR London Heathrow-CWL Cardiff Wales

7h 35m1 stop Dublin

07:30 - 17:20CWL Cardiff Wales-LHR London Heathrow

9h 50m1 stop Dublin

£150Multiple Airlines

Wed, 7 Oct - Sat, 10 Oct

14:20 - 22:50LHR London Heathrow-CWL Cardiff Wales

8h 30m1 stop Dublin

16:55 - 09:05CWL Cardiff Wales-LHR London Heathrow

16h 10m1 stop Dublin

£153Multiple Airlines

Tue, 20 Oct - Tue, 27 Oct

15:10 - 22:50LHR London Heathrow-CWL Cardiff Wales

7h 40m1 stop Dublin

07:30 - 16:00CWL Cardiff Wales-LHR London Heathrow

8h 30m1 stop Dublin

£154Multiple Airlines

Tue, 6 Oct - Sat, 10 Oct

21:10 - 06:55LHR London Heathrow-CWL Cardiff Wales

9h 45m1 stop Dublin

23:50 - 08:05CWL Cardiff Wales-LHR London Heathrow

8h 15m1 stop Dublin

£158Multiple Airlines

Fri, 23 Oct - Sun, 25 Oct

Cheap last-minute flights

Enter your travel dates to find the best prices.

21:10 - 07:20LHR London Heathrow-CWL Cardiff Wales

10h 10m1 stop Dublin

07:30 - 16:00CWL Cardiff Wales-LHR London Heathrow

8h 30m1 stop Dublin

£165Multiple Airlines

Thu, 1 Oct - Sat, 3 Oct

15:10 - 22:25LHR London Heathrow-CWL Cardiff Wales

7h 15m1 stop Dublin

22:50 - 09:05CWL Cardiff Wales-LHR London Heathrow

10h 15m1 stop Dublin

£168Multiple Airlines

Thu, 1 Oct - Thu, 8 Oct

15:50 - 22:50LHR London Heathrow-CWL Cardiff Wales

7h 00m1 stop Dublin

23:15 - 13:30CWL Cardiff Wales-LHR London Heathrow

14h 15m1 stop Dublin

£171Multiple Airlines

Tue, 29 Sep - Tue, 6 Oct

15:50 - 22:25LHR London Heathrow-CWL Cardiff Wales

6h 35m1 stop Dublin

22:45 - 08:05CWL Cardiff Wales-LHR London Heathrow

9h 20m1 stop Dublin

£177Multiple Airlines

Thu, 1 Oct - Fri, 2 Oct

15:50 - 22:50LHR London Heathrow-CWL Cardiff Wales

7h 00m1 stop Dublin

23:50 - 13:30CWL Cardiff Wales-LHR London Heathrow

13h 40m1 stop Dublin

£201Multiple Airlines

Tue, 29 Sep - Wed, 30 Sep

15:50 - 22:50LHR London Heathrow-CWL Cardiff Wales

7h 00m1 stop Dublin

22:45 - 08:05CWL Cardiff Wales-LHR London Heathrow

9h 20m1 stop Dublin

£204Multiple Airlines

Tue, 29 Sep - Fri, 2 Oct

14:20 - 23:25LHR London Heathrow-CWL Cardiff Wales

9h 05m1 stop Dublin

22:45 - 08:05CWL Cardiff Wales-LHR London Heathrow

9h 20m1 stop Dublin

£206Multiple Airlines

Wed, 30 Sep - Fri, 2 Oct

14:20 - 23:25LHR London Heathrow-CWL Cardiff Wales

9h 05m1 stop Dublin

22:50 - 09:05CWL Cardiff Wales-LHR London Heathrow

10h 15m1 stop Dublin

£208Multiple Airlines

Wed, 30 Sep - Thu, 8 Oct

16:50 - 22:20LHR London Heathrow-CWL Cardiff Wales

5h 30m1 stop Dublin

07:30 - 16:00CWL Cardiff Wales-LHR London Heathrow

8h 30m1 stop Dublin

£253Multiple Airlines

Fri, 2 Oct - Sat, 3 Oct

16:50 - 22:50LHR London Heathrow-CWL Cardiff Wales

6h 00m1 stop Dublin

23:50 - 10:45CWL Cardiff Wales-LHR London Heathrow

10h 55m2 stops Dublin Amsterdam Schiphol

£335Multiple Airlines

Tue, 29 Sep - Wed, 30 Sep

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KLM flights from London Heathrow Airport to Wales

Our best KLM deals on London Heathrow Airport to Wales flight tickets

KLM

5 Nov

LHR20:25London Heathrow

13h 25m

1 stop

CWL09:50Cardiff Wales

11 Nov

CWL17:30Cardiff Wales

3h 20m

1 stop

LHR20:50London Heathrow

£229

KLM

5 Nov

LHR20:25London Heathrow

13h 25m

1 stop

CWL09:50Cardiff Wales

11 Nov

CWL17:30Cardiff Wales

3h 20m

1 stop

LHR20:50London Heathrow

£234

KLM

5 Nov

LHR20:25London Heathrow

13h 25m

1 stop

CWL09:50Cardiff Wales

11 Nov

CWL17:30Cardiff Wales

3h 20m

1 stop

LHR20:50London Heathrow

£245

British Airways flights from London Heathrow Airport to Wales

Our best British Airways deals on London Heathrow Airport to Wales flight tickets

British Airways

8 Oct

LHR17:20London Heathrow

18h 10m

1 stop

CWL11:30Cardiff Wales

10 Oct

CWL12:00Cardiff Wales

19h 55m

1 stop

LHR07:55London Heathrow

£385

British Airways

10 Oct

LHR07:30London Heathrow

4h 00m

1 stop

CWL11:30Cardiff Wales

11 Oct

CWL12:00Cardiff Wales

9h 25m

1 stop

LHR21:25London Heathrow

£405

British Airways

9 Oct

LHR07:25London Heathrow

4h 05m

1 stop

CWL11:30Cardiff Wales

11 Oct

CWL12:00Cardiff Wales

9h 25m

1 stop

LHR21:25London Heathrow

£413

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonCardiff

LHR London Heathrow - CWL Cardiff Wales

LHRCWL

London Heathrow

Tue 20/10

14:20-22:50

1 stop8h 30m

Cardiff Wales

Tue 27/10

22:15-08:05

1 stop9h 50m

£131

LondonCardiff

LHR London Heathrow - CWL Cardiff Wales

LHRCWL

London Heathrow

Wed 7/10

15:50-23:25

1 stop7h 35m

Cardiff Wales

Wed 14/10

23:50-09:05

1 stop9h 15m

£138

LondonCardiff

LHR London Heathrow - CWL Cardiff Wales

LHRCWL

London Heathrow

Fri 23/10

21:10-06:55

1 stop9h 45m

Cardiff Wales

Fri 30/10

23:10-08:05

1 stop8h 55m

£144

LondonCardiff

LHR London Heathrow - CWL Cardiff Wales

LHRCWL

London Heathrow

Fri 23/10

21:10-06:55

1 stop9h 45m

Cardiff Wales

Fri 30/10

23:10-08:05

1 stop8h 55m

£145

Fastest return journey

LondonCardiff

LHR London Heathrow - CWL Cardiff Wales

LHRCWL

London Heathrow

Thu 15/10

15:50-22:25

1 stop6h 35m

Cardiff Wales

Sun 25/10

23:50-08:05

1 stop8h 15m

£148

LondonCardiff

LHR London Heathrow - CWL Cardiff Wales

LHRCWL

London Heathrow

Thu 8/10

15:10-22:25

1 stop7h 15m

Cardiff Wales

Sat 10/10

07:30-16:00

1 stop8h 30m

£149

LondonCardiff

LHR London Heathrow - CWL Cardiff Wales

LHRCWL

London Heathrow

Wed 7/10

15:50-23:25

1 stop7h 35m

Cardiff Wales

Sat 10/10

07:30-17:20

1 stop9h 50m

£150

LondonCardiff

LHR London Heathrow - CWL Cardiff Wales

LHRCWL

London Heathrow

Tue 20/10

14:20-22:50

1 stop8h 30m

Cardiff Wales

Tue 27/10

16:55-09:05

1 stop16h 10m

£153

LondonCardiff

LHR London Heathrow - CWL Cardiff Wales

LHRCWL

London Heathrow

Tue 6/10

15:10-22:50

1 stop7h 40m

Cardiff Wales

Sat 10/10

07:30-16:00

1 stop8h 30m

£154

LondonCardiff

LHR London Heathrow - CWL Cardiff Wales

LHRCWL

London Heathrow

Fri 23/10

21:10-06:55

1 stop9h 45m

Cardiff Wales

Sun 25/10

23:50-08:05

1 stop8h 15m

£158

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

Cheap London Heathrow Airport to Wales flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Wales

Best price found	£67
Fastest flight time	0h 55m
Direct flights	None

The best one-way flight to Wales from London Heathrow Airport in the past 72 hours is £67. The best return flight deal from London Heathrow Airport to Wales found on momondo in the last 72 hours is £131.

The fastest flight from London Heathrow Airport to Wales takes 0h 55m

There are no direct flights from London Heathrow Airport to Wales. There are no popular flight routes from London Heathrow Airport to Wales.

Search flight deals

Frequently asked questions about flying from London Heathrow Airport to Wales

When did momondo last update prices for flights from London Heathrow Airport to Wales?
Prices for flights from London Heathrow Airport to Wales refresh daily.
How old do you have to be to fly from London Heathrow Airport to Wales?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport to Wales.
What documentation or ID do you need to fly to Wales?
The travel and health documents you'll need for your trip to Wales may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Wales. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from London Heathrow Airport to Wales

How do I get Price Alerts for flights from London Heathrow Airport to Wales?
Price Alerts will notify you by email when the price for flights to Wales from London Heathrow Airport decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.
How can I save money on flights from London Heathrow Airport to Wales with momondo?
Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.
How does momondo find its flight prices?
momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Why use momondo?

Why should I use momondo to find a flight deal from London to Wales?

It is quick and easy to find London to Wales flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Wales that suits you.

Can I find flights from London to Wales with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for London to Wales flights to just show those with flexible booking policies.

How can momondo help me find flights from London to Wales?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Wales from London.

I’m not ready to book a flight from London to Wales right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Wales from London. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.