What are the cheapest airlines flying from Cardiff to London round-trip?

Flying on Ryanair is currently your cheapest option to London, with prices starting at £117. Another option worth looking into is KLM, starting at £223 return. Ryanair is priced at 67% lower than the current average price of a flight leaving 3 months from now.

What is the cheapest day to fly from Cardiff to London?

Travellers seeking maximum savings on their Cardiff to London flight should consider departing on Friday afternoons when fares are most often at their lowest. Saturday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

What are the most popular routes from Cardiff to London?

The most popular route from Cardiff to London is Cardiff Wales - London Heathrow. You may also consider Cardiff Wales - London Stansted or Cardiff Wales - London Gatwick.

What is the cheapest day to fly round-trip from Cardiff to London?

Flying to your destination on a Friday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to London. Check prices with Cheapflights to find a great deal for your trip.

What is the cheapest month to fly from Cardiff to London?

August is one of the best times of the year to fly to London from Cardiff. Prices for August average £364 per person but you can even find prices for as low as £188. The most expensive prices can be found in the month of July. Opting for a August flight can save you 53% on your journey compared to booking in July

What airport do you fly from for flights from Cardiff to London?

Cardiff Wales (CWL) is the airport you will fly out of if you book a flight from Cardiff to London. You should not have trouble finding flights to London from Cardiff Wales; the airport handles an average of 0 outbound flights to London per day. You should also have plenty of airline options to choose from since 1 airline has flights from the Cardiff airport to London. It is only a 9.1 mi journey to Cardiff Wales (CWL) from Cardiff’s city center.

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

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

How can I find direct flights from Cardiff to London?

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

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

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

£111+ Flights from Cardiff to London

Cheap flight deals from Cardiff to London

Round-trip from	£111
Popular in	July
Cheapest in	August
Average price	£365

15/3-17/3
2 total stops
10h 25m total
Cardiff to London

Search Deals

Highest demand for flights based on searches. 1% potential increase in price (£5 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 5% potential price decrease (£15 potential savings vs. average return price).

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Average for round-trip flights in January 2025

Search Deals

Find flight deals from Cardiff to London

Cheapest flights from Cardiff to London
Explore the most affordable flight options available from Cardiff to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 January 2025.

Sat 15/309:45CWL - STN

1 stop4h 05mMultiple Airlines

Mon 17/306:30STN - CWL

1 stop6h 20mMultiple Airlines

Deal found 22/1£111

Mon 24/313:15CWL - LGW

1 stop3h 55mMultiple Airlines

Mon 31/305:55LGW - CWL

1 stop14h 55mMultiple Airlines

Deal found 22/1£114

Sat 8/309:45CWL - LGW

1 stop6h 25mRyanair

Sat 15/322:30LGW - CWL

1 stop9h 25mRyanair

Deal found 21/1£117

Sat 8/309:45CWL - LTN

1 stop5h 45mRyanair

Sat 15/320:35LTN - CWL

1 stop11h 20mRyanair

Deal found 21/1£120

Sat 8/309:45CWL - LHR

1 stop8h 05mMultiple Airlines

Sat 15/320:45LHR - CWL

1 stop11h 10mMultiple Airlines

Deal found 22/1£163

Wed 19/317:25CWL - LHR

1 stop3h 25mKLM

Wed 9/420:55LHR - CWL

1 stop12h 20mKLM

Deal found 22/1£223

Sat 8/317:25CWL - LCY

1 stop24h 15mKLM

Sat 15/308:40LCY - CWL

1 stop8h 15mKLM

Deal found 21/1£341

Best flights from Cardiff to London
Discover carefully curated flight deals from Cardiff to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 23 January 2025.

Sat 15/309:45CWL - STN

1 stop4h 05mMultiple Airlines

Mon 17/306:30STN - CWL

1 stop6h 20mMultiple Airlines

Deal found 22/1£111

Sat 8/309:45CWL - LGW

1 stop6h 25mRyanair

Sat 15/322:30LGW - CWL

1 stop9h 25mRyanair

Deal found 21/1£117

Wed 19/317:25CWL - LHR

1 stop3h 25mKLM

Wed 9/420:55LHR - CWL

1 stop12h 20mKLM

Deal found 22/1£223

Mon 24/313:15CWL - LGW

1 stop3h 55mMultiple Airlines

Mon 31/305:55LGW - CWL

1 stop14h 55mMultiple Airlines

Deal found 22/1£114

Sat 8/309:45CWL - LTN

1 stop5h 45mRyanair

Sat 15/320:35LTN - CWL

1 stop11h 20mRyanair

Deal found 21/1£120

Sat 8/309:45CWL - LHR

1 stop8h 05mMultiple Airlines

Sat 15/320:45LHR - CWL

1 stop11h 10mMultiple Airlines

Deal found 22/1£163

Sat 8/317:25CWL - LCY

1 stop24h 15mKLM

Sat 15/308:40LCY - CWL

1 stop8h 15mKLM

Deal found 21/1£341

One-way flights from Cardiff to London
Search for one-way flight options from Cardiff to London. Find affordable one-way fares based on user searches. Data last updated 23 January 2025.

Sun 23/208:20CWL - LGW

1 stop24h 05mRyanair

Deal found 22/1£123

Sun 23/208:20CWL - STN

1 stop23h 30mRyanair

Deal found 22/1£123

Sun 23/208:20CWL - LTN

1 stop24h 30mRyanair

Deal found 22/1£123

Sun 23/208:20CWL - STN

2 stops13h 25mMultiple Airlines

Deal found 22/1£148

Sun 23/222:05CWL - LHR

1 stop23h 45mMultiple Airlines

Deal found 22/1£165

Sun 23/222:05CWL - LTN

2 stops13h 05mMultiple Airlines

Deal found 22/1£173

Sun 23/222:05CWL - LCY

1 stop19h 25mMultiple Airlines

Deal found 22/1£179

Sun 23/208:20CWL - LGW

2 stops6h 50mMultiple Airlines

Deal found 22/1£253

Sun 23/222:05CWL - SEN

2 stops13h 35mMultiple Airlines

Deal found 22/1£273

Find flights from Cardiff to London within your budget

Fly from

Fly to

Route

Depart

Return

Price

CardiffLondon

CWL - STN

CWLSTN

Cardiff Wales

Sat 15/3

09:45-13:50

1 stop4h 05m

London Stansted

Mon 17/3

06:30-12:50

1 stop6h 20m

£111

CardiffLondon

CWL - LGW

CWLLGW

Cardiff Wales

Mon 24/3

13:15-17:10

1 stop3h 55m

London Gatwick

Mon 31/3

05:55-20:50

1 stop14h 55m

£114

CardiffLondon

CWL - LGW

CWLLGW

Cardiff Wales

Sat 8/3

09:45-16:10

1 stop6h 25m

London Gatwick

Sat 15/3

22:30-07:55

1 stop9h 25m

£117

CardiffLondon

CWL - LTN

CWLLTN

Cardiff Wales

Sat 8/3

09:45-15:30

1 stop5h 45m

London Luton

Sat 15/3

20:35-07:55

1 stop11h 20m

£120

CardiffLondon

CWL - LHR

CWLLHR

Cardiff Wales

Sat 8/3

09:45-17:50

1 stop8h 05m

London Heathrow

Sat 15/3

20:45-07:55

1 stop11h 10m

£163

CardiffLondon

CWL - LHR

CWLLHR

Cardiff Wales

Wed 19/3

17:25-20:50

1 stop3h 25m

London Heathrow

Wed 9/4

20:55-09:15

1 stop12h 20m

£223

CardiffLondon

CWL - LCY

CWLLCY

Cardiff Wales

Sat 8/3

17:25-17:40

1 stop24h 15m

London City

Sat 15/3

08:40-16:55

1 stop8h 15m

£341

CardiffLondon

CWL - LGW

CWLLGW

Cardiff Wales

Sun 23/2

08:20-08:25

1 stop24h 05m

£123

CardiffLondon

CWL - STN

CWLSTN

Cardiff Wales

Sun 23/2

08:20-07:50

1 stop23h 30m

£123

CardiffLondon

CWL - LTN

CWLLTN

Cardiff Wales

Sun 23/2

08:20-08:50

1 stop24h 30m

£123

Flights are sorted by cheapest return flights first.

Deals found on 22/1

Showing 1-10 of 16 results

Best time to book a flight from Cardiff to London

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

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Cardiff to London

Get recent, data-driven insights about flights from Cardiff to London including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Cardiff to London?

Currently, January is the cheapest month in which you can book a flight from Cardiff to London (average of £112). Flying from Cardiff to London in August is currently the most expensive (average of £161). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Cardiff to London as you normally would.

Rainfall in London by month

In terms of precipitation, rainfall in London ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London when rainfall is around 40.0 mm.

Temperature in London by month

If weather is an important factor for your trip to London, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing London

Peruse reviews from past customers who have flown with KLM and Ryanair from Cardiff to London to help guide your decision. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

KLM

7.8

Good

1,338 reviews

Check prices

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

KLM

7.8

Good

1,338 reviews

KLM

7.8

Good

1,338 reviews

Check prices

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Ryanair

6.9

Okay

5,187 reviews

KLM

7.8

Good

1,338 reviews

Check prices

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Related info for your journey

What airport do you fly from for flights from Cardiff to London?
Cardiff Wales (CWL) is the airport you will fly out of if you book a flight from Cardiff to London. You should not have trouble finding flights to London from Cardiff Wales; the airport handles an average of 0 outbound flights to London per day. You should also have plenty of airline options to choose from since 1 airline has flights from the Cardiff airport to London. It is only a 9.1 mi journey to Cardiff Wales (CWL) from Cardiff’s city center.
What are the cheapest airlines flying from Cardiff to London round-trip?
Flying on Ryanair is currently your cheapest option to London, with prices starting at £117. Another option worth looking into is KLM, starting at £223 return. Ryanair is priced at 67% lower than the current average price of a flight leaving 3 months from now.
What are the most popular routes from Cardiff to London?
The most popular route from Cardiff to London is Cardiff Wales - London Heathrow. You may also consider Cardiff Wales - London Stansted or Cardiff Wales - London Gatwick.
Can I find deals for flights from Cardiff to London that include hotel bookings?
Yes. In addition to deals on Cardiff to London flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Cardiff to London?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Cardiff to London.
Can I find deals for business class flights from Cardiff to London?
Yes. Cheapflights offers flight deals from Cardiff to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Cardiff to London?
Currently, January is the cheapest month in which you can book a flight from Cardiff to London (average of £112). Flying from Cardiff to London in August is currently the most expensive (average of £161). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Deal

Hounslow

Gatwick

Croydon

Milton Keynes

Slough

Luton

Ilford

Hayes

Eastbourne

Maidstone

Crawley

Winchester

Southend-on-Sea

Wembley

Ipswich

Watford

Southall

Stansted

Sutton

Browse thousands of different options on Cheapflights for your next trip

Top airline flying from Cardiff to London

Airline	Cheapest	Average	Flexibility	On-time
KLM	Cheapest£237	Average£370	FlexibilityNo cancel fee	On-time75%	Search KLM flights

Fly with Cheapflights

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

Deals for Cardiff to London flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to London from Cardiff.

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

Need flexible booking options for your flight to London from Cardiff? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Not ready to book yet? You can track prices for flights from Cardiff to London on Cheapflights with our Price Alert feature and get notified when better prices are available.

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Cheap flights from Cardiff to London from £111

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/3. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Cardiff to London

Round-trip from

Popular in

Cheapest in

Average price

Find flight deals from Cardiff to London

Cheapest flights from Cardiff to LondonExplore the most affordable flight options available from Cardiff to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 January 2025.

Explore the most affordable flight options available from Cardiff to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 January 2025.

Find flights from Cardiff to London within your budget

Best time to book a flight from Cardiff to London

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

Travel insights for flights from Cardiff to London

Get recent, data-driven insights about flights from Cardiff to London including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Cardiff to London?

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

Find hourly flight availability from Cardiff to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 23 January 2025.

Rainfall in London by month

Plan your trip to London by taking into account the average rainfall totals by month.

Temperature in London by month

Plan your trip to London by taking into account the average temperature totals by month.

Reviews of airlines servicing London

Peruse reviews from past customers who have flown with KLM and Ryanair from Cardiff to London to help guide your decision. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Cardiff to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly from for flights from Cardiff to London?

What are the cheapest airlines flying from Cardiff to London round-trip?

What are the most popular routes from Cardiff to London?

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

How can I find direct flights from Cardiff to London?

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

What is the cheapest month to book a flight from Cardiff to London?

Travelling to a place near Cardiff?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Cardiff to London

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Cardiff to London

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

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

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

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

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Travel Smart

Cheapest flights from Cardiff to London
Explore the most affordable flight options available from Cardiff to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 January 2025.