How often are flights from Cardiff to London delayed?

Historically, on average around 57% of flights between Cardiff and London have experienced a delay on any given week. The average delay length over the past 12 months has been 80 minutes.

What day of the week experiences the fewest flight delays on this route?

Thursday is statistically the day of the week that experiences the fewest delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

What is the most punctual flight time for Cardiff to London flights?

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

What is the cheapest airline that flies from Cardiff Wales to London?

Ryanair is the most popular carrier operating from Cardiff Wales to London

Which airline has the best punctuality record on Cardiff to London flights?

According to our data, British Airways have had the fewest delays on this route over the last 12 months, with about 57% of their flights experiencing any sort of delay.

When did momondo last update prices for flights from Cardiff Wales Airport to London?

Prices for flights from Cardiff Wales Airport to London refresh daily.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Cardiff Wales Airport to London.

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

The necessary travel and health documents for your London trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

£46 Cheap Flights from Cardiff to London in 2026/27

Find the cheapest flights from Cardiff to London

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One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

21:45 - 07:50CWL Cardiff Wales-STN London Stansted

10h 05m1 stop Dublin

16:20 - 22:50STN London Stansted-CWL Cardiff Wales

6h 30m1 stop Dublin

£72Ryanair

Sun, 18 Oct - Tue, 20 Oct

22:10 - 07:50CWL Cardiff Wales-STN London Stansted

9h 40m1 stop Dublin

22:50 - 06:55STN London Stansted-CWL Cardiff Wales

8h 05m1 stop Dublin

£76Ryanair

Mon, 12 Oct - Fri, 16 Oct

08:15 - 17:05CWL Cardiff Wales-STN London Stansted

8h 50m1 stop Dublin

17:45 - 08:40STN London Stansted-CWL Cardiff Wales

14h 55m1 stop Alicante

£79Ryanair

Sat, 14 Nov - Sat, 21 Nov

08:15 - 17:05CWL Cardiff Wales-STN London Stansted

8h 50m1 stop Dublin

17:45 - 08:40STN London Stansted-CWL Cardiff Wales

14h 55m1 stop Alicante

£79Ryanair

Sat, 14 Nov - Sat, 21 Nov

22:10 - 16:25CWL Cardiff Wales-STN London Stansted

18h 15m2 stops Dublin Luxembourg

22:50 - 06:55STN London Stansted-CWL Cardiff Wales

8h 05m1 stop Dublin

£88Ryanair

Mon, 12 Oct - Fri, 16 Oct

23:50 - 07:50CWL Cardiff Wales-STN London Stansted

8h 00m1 stop Dublin

17:45 - 08:40STN London Stansted-CWL Cardiff Wales

14h 55m1 stop Alicante

£90Ryanair

Sun, 1 Nov - Sat, 7 Nov

23:15 - 12:45CWL Cardiff Wales-STN London Stansted

13h 30m1 stop Dublin

16:30 - 23:25STN London Stansted-CWL Cardiff Wales

6h 55m1 stop Dublin

£91Ryanair

Tue, 20 Oct - Wed, 21 Oct

07:30 - 17:35CWL Cardiff Wales-STN London Stansted

10h 05m1 stop Dublin

22:45 - 22:25STN London Stansted-CWL Cardiff Wales

23h 40m1 stop Dublin

£91Ryanair

Sat, 10 Oct - Wed, 14 Oct

23:50 - 07:50CWL Cardiff Wales-STN London Stansted

8h 00m1 stop Dublin

17:45 - 08:40STN London Stansted-CWL Cardiff Wales

14h 55m1 stop Alicante

£92Ryanair

Sun, 1 Nov - Sat, 7 Nov

23:50 - 07:50CWL Cardiff Wales-STN London Stansted

8h 00m1 stop Dublin

17:45 - 08:40STN London Stansted-CWL Cardiff Wales

14h 55m1 stop Alicante

£93Ryanair

Sun, 1 Nov - Sat, 7 Nov

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Ryanair flights from Cardiff to London

Our best Ryanair deals on Cardiff to London flight tickets

Ryanair

18 Oct

CWL21:45Cardiff Wales

10h 05m

1 stop

STN07:50London Stansted

20 Oct

STN16:20London Stansted

6h 30m

1 stop

CWL22:50Cardiff Wales

£72

Ryanair

12 Oct

CWL22:10Cardiff Wales

9h 40m

1 stop

STN07:50London Stansted

16 Oct

STN22:50London Stansted

8h 05m

1 stop

CWL06:55Cardiff Wales

£76

Ryanair

14 Nov

CWL08:15Cardiff Wales

8h 50m

1 stop

STN17:05London Stansted

21 Nov

STN17:45London Stansted

14h 55m

1 stop

CWL08:40Cardiff Wales

£79

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Fastest return journey

CardiffLondon

CWL Cardiff Wales - STN London Stansted

CWLSTN

Cardiff Wales

Sun 18/10

21:45-07:50

1 stop10h 05m

London Stansted

Tue 20/10

16:20-22:50

1 stop6h 30m

£72

CardiffLondon

CWL Cardiff Wales - STN London Stansted

CWLSTN

Cardiff Wales

Mon 12/10

22:10-07:50

1 stop9h 40m

London Stansted

Fri 16/10

22:50-06:55

1 stop8h 05m

£76

CardiffLondon

CWL Cardiff Wales - STN London Stansted

CWLSTN

Cardiff Wales

Sat 14/11

08:15-17:05

1 stop8h 50m

London Stansted

Sat 21/11

17:45-08:40

1 stop14h 55m

£79

CardiffLondon

CWL Cardiff Wales - STN London Stansted

CWLSTN

Cardiff Wales

Sat 14/11

08:15-17:05

1 stop8h 50m

London Stansted

Sat 21/11

17:45-08:40

1 stop14h 55m

£79

CardiffLondon

CWL Cardiff Wales - STN London Stansted

CWLSTN

Cardiff Wales

Mon 12/10

22:10-16:25

2 stops18h 15m

London Stansted

Fri 16/10

22:50-06:55

1 stop8h 05m

£88

CardiffLondon

CWL Cardiff Wales - STN London Stansted

CWLSTN

Cardiff Wales

Sun 1/11

23:50-07:50

1 stop8h 00m

London Stansted

Sat 7/11

17:45-08:40

1 stop14h 55m

£90

CardiffLondon

CWL Cardiff Wales - STN London Stansted

CWLSTN

Cardiff Wales

Tue 20/10

23:15-12:45

1 stop13h 30m

London Stansted

Wed 21/10

16:30-23:25

1 stop6h 55m

£91

CardiffLondon

CWL Cardiff Wales - STN London Stansted

CWLSTN

Cardiff Wales

Sat 10/10

07:30-17:35

1 stop10h 05m

London Stansted

Wed 14/10

22:45-22:25

1 stop23h 40m

£91

CardiffLondon

CWL Cardiff Wales - STN London Stansted

CWLSTN

Cardiff Wales

Sun 1/11

23:50-07:50

1 stop8h 00m

London Stansted

Sat 7/11

17:45-08:40

1 stop14h 55m

£92

CardiffLondon

CWL Cardiff Wales - STN London Stansted

CWLSTN

Cardiff Wales

Sun 1/11

23:50-07:50

1 stop8h 00m

London Stansted

Sat 7/11

17:45-08:40

1 stop14h 55m

£93

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Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Cardiff to London

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Delays

What is the cheapest Cardiff Wales to London flight route?

Fly from Cardiff Wales to London Heathrow for the best Cardiff Wales - London flight prices

What cabin class options are available on Cardiff to London flights?

There is only 1 cabin class available to choose from on Cardiff to London flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

When to book flights from Cardiff to London

Are you open to changing your travel dates? Check out the ideal times to fly from Cardiff to London according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap Cardiff to London (CWL to LON) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Cardiff to London

Best price found	£46
Fastest flight time	3h 45m
Direct flights	None

The best one-way flight to London from Cardiff in the past 72 hours is £46. The best return flight deal from Cardiff to London found on momondo in the last 72 hours is £72.

The fastest flight from Cardiff to London takes 3h 45m

There are no direct flights from Cardiff to London. There are no popular flight routes from Cardiff to London.

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Frequently asked questions about flying from Cardiff to London

How far is Cardiff Wales to London by plane?
Cardiff Wales and London are 131.3 mi apart from one another. By plane, this route typically takes 3h 45m.
When did momondo last update prices for flights from Cardiff Wales Airport to London?
Prices for flights from Cardiff Wales Airport to London refresh daily.
How old do you have to be to fly from Cardiff Wales Airport to London?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Cardiff Wales Airport to London.
What documentation or ID do you need to fly to London?
The necessary travel and health documents for your London trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Cardiff to London for you.

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

Flights from Cardiff to London with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo helps you find the best flight between Cardiff and London by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to London from Cardiff. 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.

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Cheap flights from Cardiff to London from £46

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Cardiff to London departing on 2/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Ryanair flights from Cardiff to London

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How to get the cheapest flight ticket from Cardiff to London

What is the cheapest Cardiff Wales to London flight route?

What cabin class options are available on Cardiff to London flights?

What is the cheapest airline that flies from Cardiff Wales to London?

How often are flights from Cardiff to London delayed?

What is the most punctual flight time for Cardiff to London flights?

What day of the week experiences the fewest flight delays on this route?

Which airline has the best punctuality record on Cardiff to London flights?

When to book flights from Cardiff to London

Cheap Cardiff to London (CWL to LON) flight deals and tips

Best price found

Fastest flight time

Direct flights

Frequently asked questions about flying from Cardiff to London

Travelling to a place near London?

Why use momondo?

An easier way to manage your London trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

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Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London

Cabin classes currently available on flights to London

List of cabin classes available on flights landing in London. Availability may vary depending on flight origin and airline.

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