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.

£59 Cheap Flights from Cardiff to London Southend Airport in 2026

Find the cheapest flights from Cardiff to London

Return

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

16:55 - 23:10CWL Cardiff Wales-SEN London Southend

6h 15m1 stop Alicante

20:05 - 09:50SEN London Southend-CWL Cardiff Wales

13h 45m1 stop Faro

£191Multiple Airlines

Thu, 10 Sep - Mon, 14 Sep

06:00 - 22:20CWL Cardiff Wales-SEN London Southend

16h 20m1 stop Malaga

15:40 - 08:35SEN London Southend-CWL Cardiff Wales

16h 55m1 stop Malaga

£207Multiple Airlines

Wed, 7 Oct - Wed, 14 Oct

13:45 - 21:30CWL Cardiff Wales-SEN London Southend

7h 45m1 stop Alicante

22:00 - 11:50SEN London Southend-CWL Cardiff Wales

13h 50m1 stop Alicante

£347Multiple Airlines

Fri, 25 Sep - Fri, 2 Oct

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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 Cardiff Wales - SEN London Southend

CWLSEN

Cardiff Wales

Thu 10/9

16:55-23:10

1 stop6h 15m

London Southend

Mon 14/9

20:05-09:50

1 stop13h 45m

£191

CardiffLondon

CWL Cardiff Wales - SEN London Southend

CWLSEN

Cardiff Wales

Wed 7/10

06:00-22:20

1 stop16h 20m

London Southend

Wed 14/10

15:40-08:35

1 stop16h 55m

£207

CardiffLondon

CWL Cardiff Wales - SEN London Southend

CWLSEN

Cardiff Wales

Fri 25/9

13:45-21:30

1 stop7h 45m

London Southend

Fri 2/10

22:00-11:50

1 stop13h 50m

£347

Cheapest one-way

CardiffLondon

CWL Cardiff Wales - SEN London Southend

CWLSEN

Cardiff Wales

Wed 9/9

21:10-23:10

1 stop26h 00m

£59

CardiffLondon

CWL Cardiff Wales - SEN London Southend

CWLSEN

Cardiff Wales

Tue 20/10

16:15-22:20

1 stop30h 05m

£70

CardiffLondon

CWL Cardiff Wales - SEN London Southend

CWLSEN

Cardiff Wales

Wed 7/10

21:10-23:10

1 stop26h 00m

£81

CardiffLondon

CWL Cardiff Wales - SEN London Southend

CWLSEN

Cardiff Wales

Tue 20/10

23:15-23:20

2 stops24h 05m

£84

CardiffLondon

CWL Cardiff Wales - SEN London Southend

CWLSEN

Cardiff Wales

Tue 20/10

23:15-22:20

3 stops23h 05m

£97

CardiffLondon

CWL Cardiff Wales - SEN London Southend

CWLSEN

Cardiff Wales

Wed 7/10

23:50-21:25

2 stops21h 35m

£104

CardiffLondon

CWL Cardiff Wales - SEN London Southend

CWLSEN

Cardiff Wales

Wed 7/10

23:50-20:10

3 stops20h 20m

£106

Flights are sorted by cheapest return flights first.

Showing 1-10 of 13 resultsSorted 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

Best price found	£59
Fastest flight time	6h 15m
Direct flights	None

The best one-way flight to London Southend Airport from Cardiff in the past 72 hours is £59. The best return flight deal from Cardiff to London Southend Airport found on momondo in the last 72 hours is £191.

The fastest flight from Cardiff to London Southend Airport takes 6h 15m

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 6h 15m 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

Wembley

Gatwick

Milton Keynes

Southend-on-Sea

Luton

Slough

Ipswich

Maidstone

Folkestone

Hastings

Ilford

Canterbury

Chichester

Hayes

Guildford

Bedford

Harlow

Colchester

Chelmsford

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.