How do I get Price Alerts for flights from Cardiff to London Southend Airport?

Confirm your travel details to search for the latest offers for flights from Cardiff to London Southend Airport . While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

How can I save money on flights from Cardiff to London Southend Airport with momondo?

By using tools like our “Price Calendar”, you can see the best days for return flights on your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

How does momondo find its flight prices?

We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

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

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

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

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 Cardiff Wales Airport to London Southend Airport.

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

The necessary travel and health documents for your London Southend Airport 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.

£145 Cheap Flights from Cardiff to London Southend Airport in 2026

1 adult

0 bags

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Find the cheapest flights from Cardiff to London

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

12:45 - 20:35

CWL

SEN

7h 50m

1 stop

14:40 - 21:20

SEN

CWL

6h 40m

1 stop

£167Multiple Airlines

Tue, 16 Jun - Tue, 23 Jun

15:35 - 08:00

CWL

SEN

16h 25m

1 stop

07:00 - 15:50

SEN

CWL

8h 50m

1 stop

£238Multiple Airlines

Fri, 12 Jun - Tue, 16 Jun

13:45 - 21:30

CWL

SEN

7h 45m

1 stop

22:00 - 11:50

SEN

CWL

13h 50m

1 stop

£288Multiple Airlines

Fri, 5 Jun - Fri, 12 Jun

15:35 - 08:00

CWL

SEN

16h 25m

1 stop

07:00 - 09:15

SEN

CWL

26h 15m

2 stops

£299Multiple Airlines

Fri, 12 Jun - Tue, 16 Jun

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Fastest return journey

CardiffLondon

CWL - SEN

CWLSEN

Cardiff Wales

Tue 16/6

12:45-20:35

1 stop7h 50m

London Southend

Tue 23/6

14:40-21:20

1 stop6h 40m

£167

CardiffLondon

CWL - SEN

CWLSEN

Cardiff Wales

Fri 12/6

15:35-08:00

1 stop16h 25m

London Southend

Tue 16/6

07:00-15:50

1 stop8h 50m

£238

CardiffLondon

CWL - SEN

CWLSEN

Cardiff Wales

Fri 5/6

13:45-21:30

1 stop7h 45m

London Southend

Fri 12/6

22:00-11:50

1 stop13h 50m

£288

CardiffLondon

CWL - SEN

CWLSEN

Cardiff Wales

Fri 12/6

15:35-08:00

1 stop16h 25m

London Southend

Tue 16/6

07:00-09:15

2 stops26h 15m

£299

Cheapest one-way

Fastest single journey

CardiffLondon

CWL - SEN

CWLSEN

Cardiff Wales

Thu 28/5

16:55-23:10

1 stop6h 15m

£145

CardiffLondon

CWL - SEN

CWLSEN

Cardiff Wales

Fri 15/5

13:45-21:30

1 stop7h 45m

£156

CardiffLondon

CWL - SEN

CWLSEN

Cardiff Wales

Fri 15/5

10:25-23:05

2 stops12h 40m

£183

CardiffLondon

CWL - SEN

CWLSEN

Cardiff Wales

Mon 15/6

09:45-19:35

1 stop9h 50m

£320

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

When to book flights from Cardiff to London Southend Airport

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

Estimated return price

Cheap Cardiff to London Southend Airport (CWL to SEN) flight deals and tips

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

Fastest flight time	7h 50m
Direct flights	None

The fastest flight from Cardiff to London Southend Airport takes 7h 50m

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

Search flight deals

Frequently asked questions about flying from Cardiff to London Southend Airport

How far is Cardiff Wales to London Southend by plane?
The straight-line distance from Cardiff Wales to London Southend is 166.6 mi. Typically, this will take 7h 50m by plane in normal conditions.
When did momondo last update prices for flights from Cardiff Wales Airport to London Southend Airport?
Prices for flights from Cardiff Wales Airport to London Southend Airport refresh daily.
How old do you have to be to fly from Cardiff Wales Airport to London Southend Airport?
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 Cardiff Wales Airport to London Southend Airport.
What documentation or ID do you need to fly to London Southend Airport?
The necessary travel and health documents for your London Southend Airport 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.

Frequently asked questions about flying from Cardiff to London Southend Airport

How do I get Price Alerts for flights from Cardiff to London Southend Airport?
Confirm your travel details to search for the latest offers for flights from Cardiff to London Southend Airport. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.
How can I save money on flights from Cardiff to London Southend Airport with momondo?
By using tools like our “Price Calendar”, you can see the best days for return flights on your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.
How does momondo find its flight prices?
We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Eastbourne

Milton Keynes

Luton

Gatwick

Wembley

Slough

Maidstone

Ipswich

Southend-on-Sea

Canterbury

Ilford

Hayes

Guildford

Folkestone

Chelmsford

Dover

Chichester

Bedford

Harlow

Ramsgate

Why use momondo?

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?

momondo does allow users to show only those flights to London from Cardiff which offer a flexible booking policy as well as other useful filters and features.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Cardiff to London.

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

Yes. momondo can track prices for Cardiff to London flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.