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Cheap flights from Cardiff to London from £110

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/6. 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.
CWL — LON
23 Apr — 30 Apr1
1 adult
Tue 23/4
Tue 30/4

Cheap flight deals from Cardiff to London

Discover tips and strategies to find the most affordable flight options for your journey from Cardiff (CWL) to London (LON). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 18 April 2024.

Popular in

September

Cheapest in

June

Average price

£263

Round-trip from

£73
High demand for flights, 27% potential price rise
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Best time to find cheap flights, 16% potential price drop
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Average for round-trip flights in April 2024
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From Cardiff Wales to London (LON)
Search Deals

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

Flying to your destination on a Monday 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?

June is one of the best times of the year to fly to London from Cardiff. Prices for June average £273 per person but you can even find prices for as low as £108. The most expensive prices can be found in the month of September. Opting for a June flight can save you 36% on your journey compared to booking in September

When is the cheapest time to fly from Cardiff to London (CWL - LON)?

A simple way to save on the total cost of your ticket is to fly from Cardiff to London in the afternoon. If you’re flexible enough to do this you can expect to save up to 76% on your trip compared to booking a flight in the morning.

Cheap KLM flights from Cardiff to London

Explore cheap flight options specifically provided by KLM for the route between Cardiff and London. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 895,763 searches. Data last updated 18 April 2024.
Check out some of the cheapest KLM flights we've come across from Cardiff to London. Be sure to come back soon if the deals available don't appeal to you at this time.
Tue 14/517:15CWL - LHR
1 stop3h 40mKLM
Tue 21/520:55LHR - CWL
1 stop12h 20mKLM
Deal found 17/4£232
Tue 14/509:45CWL - LCY
1 stop6h 55mKLM
Tue 21/507:45LCY - CWL
1 stop9h 00mKLM
Deal found 17/4£312
Mon 13/517:15CWL - LHR
1 stop3h 40mKLM
Thu 23/508:40LHR - CWL
1 stop8h 05mKLM
Deal found 17/4£381
Mon 13/517:15CWL - LCY
1 stop14h 00mKLM
Thu 23/508:40LCY - CWL
1 stop8h 05mKLM
Deal found 17/4£422

Cheap Aer Lingus flights from Cardiff to London

Explore cheap flight options specifically provided by Aer Lingus for the route between Cardiff and London. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 895,763 searches. Data last updated 18 April 2024.
Have a look at some of the cheapest available Aer Lingus flights departing from Cardiff and landing in London. Check back soon if you're not seeing flights that suit your needs.
Tue 21/512:00CWL - LHR
1 stop8h 50mAer Lingus
Sun 26/517:35LHR - CWL
1 stop17h 55mAer Lingus
Deal found 16/4£605
Fri 17/508:30CWL - LHR
1 stop9h 10mAer Lingus
Fri 24/519:20LHR - CWL
1 stop17h 20mAer Lingus
Deal found 17/4£805

Cheap Cardiff to London flights in April & May 2024

Find cheap flight options from Cardiff to London specifically for the months of April and May 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 895,763 searches. Prices were last updated on 18 April 2024.
The lowest fares we've come across on flights travelling from Cardiff to London in April and May 2024. Check back soon for alternative fares.
Tue 14/512:00CWL - LTN
1 stop9h 20mMultiple Airlines
Tue 21/521:55LTN - CWL
1 stop13h 35mMultiple Airlines
Deal found 17/4£210
Tue 14/512:00CWL - STN
1 stop9h 15mMultiple Airlines
Tue 21/521:45STN - CWL
1 stop13h 45mMultiple Airlines
Deal found 17/4£211
Tue 14/512:00CWL - LGW
1 stop10h 25mMultiple Airlines
Tue 21/520:55LGW - CWL
1 stop14h 35mMultiple Airlines
Deal found 17/4£214
Tue 14/517:15CWL - LHR
1 stop3h 40mKLM
Tue 21/520:55LHR - CWL
1 stop12h 20mKLM
Deal found 17/4£232
Tue 14/512:00CWL - STN
2 stops19h 45mMultiple Airlines
Tue 21/521:45STN - CWL
1 stop13h 45mMultiple Airlines
Deal found 17/4£249
Thu 16/508:30CWL - STN
1 stop12h 50mMultiple Airlines
Thu 23/521:50STN - CWL
1 stop10h 10mMultiple Airlines
Deal found 18/4£288
Thu 16/517:15CWL - LHR
1 stop3h 40mKLM
Thu 23/520:55LHR - CWL
1 stop12h 20mKLM
Deal found 18/4£292
Thu 16/517:15CWL - LHR
1 stop3h 40mKLM
Thu 23/520:55LHR - CWL
1 stop12h 20mKLM
Deal found 18/4£292
Thu 16/508:30CWL - LGW
1 stop11h 25mMultiple Airlines
Thu 23/520:30LGW - CWL
1 stop11h 30mMultiple Airlines
Deal found 18/4£301

Cardiff to London 2024 flight deals

Discover exclusive flight deals for travel between Cardiff and London in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 895,763 searches. Data last updated 18 April 2024.
The lowest fares we've come across on flights travelling from Cardiff to London in April and May 2024. Check back soon for alternative fares.
Tue 14/512:00CWL - LTN
1 stop9h 20mMultiple Airlines
Tue 21/521:55LTN - CWL
1 stop13h 35mMultiple Airlines
Deal found 17/4£210
Tue 14/512:00CWL - STN
1 stop9h 15mMultiple Airlines
Tue 21/521:45STN - CWL
1 stop13h 45mMultiple Airlines
Deal found 17/4£211
Tue 14/512:00CWL - LGW
1 stop10h 25mMultiple Airlines
Tue 21/520:55LGW - CWL
1 stop14h 35mMultiple Airlines
Deal found 17/4£214
Tue 14/517:15CWL - LHR
1 stop3h 40mKLM
Tue 21/520:55LHR - CWL
1 stop12h 20mKLM
Deal found 17/4£232
Tue 14/512:00CWL - STN
2 stops19h 45mMultiple Airlines
Tue 21/521:45STN - CWL
1 stop13h 45mMultiple Airlines
Deal found 17/4£249
Thu 16/508:30CWL - STN
1 stop12h 50mMultiple Airlines
Thu 23/521:50STN - CWL
1 stop10h 10mMultiple Airlines
Deal found 18/4£288
Thu 16/517:15CWL - LHR
1 stop3h 40mKLM
Thu 23/520:55LHR - CWL
1 stop12h 20mKLM
Deal found 18/4£292
Thu 16/517:15CWL - LHR
1 stop3h 40mKLM
Thu 23/520:55LHR - CWL
1 stop12h 20mKLM
Deal found 18/4£292
Thu 16/508:30CWL - LGW
1 stop11h 25mMultiple Airlines
Thu 23/520:30LGW - CWL
1 stop11h 30mMultiple Airlines
Deal found 18/4£301

One-way flights to London from Cardiff

Search for one-way flight options from Cardiff to London. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 895,763 searches. Data last updated 18 April 2024.
Users in need of a one-way flight from Cardiff to London can choose from these deals. Users can also find round-trip Cardiff to London flights by using the search form above.
Tue 11/612:00CWL - LGW
1 stop9h 55mMultiple Airlines
Deal found 17/4£110
Mon 10/613:00CWL - LGW
1 stop12h 15mMultiple Airlines
Deal found 18/4£120
Tue 11/612:00CWL - LHR
1 stop7h 35mMultiple Airlines
Deal found 17/4£164
Tue 11/612:00CWL - STN
2 stops9h 25mMultiple Airlines
Deal found 17/4£187
Tue 11/612:00CWL - LTN
2 stops9h 00mMultiple Airlines
Deal found 17/4£188
Mon 10/609:45CWL - LHR
1 stop4h 05mKLM
Deal found 18/4£203
Mon 10/609:45CWL - LCY
1 stop21h 30mKLM
Deal found 18/4£220
Tue 23/412:00CWL - LHR
1 stop7h 35mAer Lingus
Deal found 17/4£226
Tue 11/620:15CWL - LHR
2 stops16h 55mMultiple Airlines
Deal found 17/4£810

Find flights from Cardiff to London within your budget

Customise your flight search to find flights from Cardiff to London that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 895,763 searches. Data last updated 18 April 2024.

Fly from

Any airport

Fly to

Any airport

Budget

£210 - £605

Route

Depart

Return

Price

Cardiff WalesLondon Luton

CWL - LTN

CWLLTN

Cardiff Wales

Tue 14/5

1 stop9h 20m

London Luton

Tue 21/5

1 stop13h 35m

£210

Cardiff WalesLondon Stansted

CWL - STN

CWLSTN

Cardiff Wales

Tue 14/5

1 stop9h 15m

London Stansted

Tue 21/5

1 stop13h 45m

£211

Cardiff WalesLondon Gatwick

CWL - LGW

CWLLGW

Cardiff Wales

Tue 14/5

1 stop10h 25m

London Gatwick

Tue 21/5

1 stop14h 35m

£214

Cardiff WalesLondon Heathrow

CWL - LHR

CWLLHR

Cardiff Wales

Tue 14/5

1 stop3h 40m

London Heathrow

Tue 21/5

1 stop12h 20m

£232

Cardiff WalesLondon Stansted

CWL - STN

CWLSTN

Cardiff Wales

Tue 14/5

2 stops19h 45m

London Stansted

Tue 21/5

1 stop13h 45m

£249

Cardiff WalesLondon Stansted

CWL - STN

CWLSTN

Cardiff Wales

Thu 16/5

1 stop12h 50m

London Stansted

Thu 23/5

1 stop10h 10m

£288

Cardiff WalesLondon City

CWL - LCY

CWLLCY

Cardiff Wales

Tue 14/5

1 stop6h 55m

London City

Tue 21/5

1 stop9h 00m

£312

Cardiff WalesLondon Heathrow

CWL - LHR

CWLLHR

Cardiff Wales

Mon 13/5

2 stops14h 45m

London Heathrow

Thu 23/5

2 stops10h 30m

£555

Cardiff WalesLondon Heathrow

CWL - LHR

CWLLHR

Cardiff Wales

Tue 21/5

1 stop8h 50m

London Heathrow

Sun 26/5

1 stop17h 55m

£605

Flights are sorted by cheapest first

Deals found on 17/4

When is the cheapest time to fly from Cardiff to London?

Use this chart to determine the cheapest time to fly return from Cardiff to London. Price data was last updated on 14 April 2024.
Morning
Midday
Afternoon
Evening
All times are departure.
Travellers seeking maximum savings on their Cardiff to London flight should consider departing on Saturday evenings when fares are most often at their lowest. Tuesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to London by month

Plan your trip from Cardiff to London by taking into account the cheapest months to travel. The average price of a one-way flight from Cardiff to London is currently £247 while a return flight costs £320. Price data was last updated on 14 April 2024.

Currently, January is the cheapest month in which you can book a flight from Cardiff to London (average of £111). Flying from Cardiff to London in July is currently the most expensive (average of £173). 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.

January

£89

February

£100

March

£96

April

£103

May

£111

June

£136

July

£139

August

£116

September

£111

October

£130

November

£92

December

£97

Temperature and rainfall in London by month

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

LON

Temperature

4 - 17 °C

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to London. Reviews last updated 18 April 2024.
Peruse reviews from past customers who have flown with KLM and Aer Lingus 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
7.9
Good
1,646 reviews
Check prices

Comfort

7.6

Entertainment

7.3

Food

7.3

Overall

7.9

Boarding

7.8

Crew

8.4

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

KLM
7.9
Good
1,646 reviews
KLM
7.9
Good
1,646 reviews
Check prices

Comfort

7.6

Entertainment

7.3

Food

7.3

Overall

7.9

Boarding

7.8

Crew

8.4

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

Air France
7.6
Good
1,825 reviews
KLM
7.9
Good
1,646 reviews
Check prices

Comfort

7.6

Entertainment

7.3

Food

7.3

Overall

7.9

Boarding

7.8

Crew

8.4

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

Aer Lingus
7.2
Good
1,358 reviews
KLM
7.9
Good
1,646 reviews
Check prices

Comfort

7.6

Entertainment

7.3

Food

7.3

Overall

7.9

Boarding

7.8

Crew

8.4

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

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?

    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 4 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 flights from Cardiff to London for under £300 on Cheapflights?

    Yes, there are multiple flights from Cardiff to London for under £300. The cheapest flight booked recently is on Multiple Airlines for just £210, but on average you can expect to pay £382.

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

    Flying on KLM is currently your cheapest option to London, with prices starting at £232. Additional return tickets that might be worth considering are offered by Air France and Aer Lingus, with the lowest prices starting at £555 and £605, respectively. KLM is priced at 14% 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 City or Cardiff Wales - London Gatwick.

  • What does CWL to LHR mean?

    CWL and LHR are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. CWL to LHR refers to a flight route from Cardiff Wales Airport to London Heathrow Airport. London Gatwick Airport (LGW), London Stansted Airport (STN), London Luton Airport (LTN), London City Airport (LCY), London Southend Airport (SEN) are other airports near this flight route and their unique identifiers/IATA codes.

  • Can I find deals for flights from Cardiff to London that include extra baggage allowance?

    The amount of baggage you can bring on your Cardiff to London flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Cardiff to London with specific airlines?

    Yes, Cheapflights allows you to browse and filter Cardiff to London flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • 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.

  • Can I find deals for flights from Cardiff to London that allow pets onboard?

    Many airlines flying from Cardiff to London offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Cardiff to London?

    Yes, you can often find last-minute deals on Cardiff to London flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Cardiff to London flight deals updated?

    The Cardiff to London flight deals you see on this page were last updated on 18/4.

See more FAQs

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.

Top airline flying from Cardiff to London

Discover the top airline that operate flights from Cardiff to London. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 895,763 searches. Data last updated 18 April 2024.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£201Average£272FlexibilityNo cancel feeOn-time75%
Search KLM flights
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Search flights from Cardiff to London by cabin class

Find flights from Cardiff to London, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
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Hourly flight availability from Cardiff to London

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 18 April 2024.
30%of flight departuresEarly morningMidnight to 6 am
42%of flight departuresMorning6 am to noon
23%of flight departuresAfternoonNoon to 6 pm
5%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Midday
6 PM

Weekly flight availability from Cardiff to London

Explore weekly flight availability from Cardiff to London. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 18 April 2024.
Monday4daily flights
Tuesday4daily flights
Wednesday4daily flights
Thursday4daily flights
Friday4daily flights
Saturday4daily flights
Sunday4daily flights

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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?

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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