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Cheap flights from Ireland to London Southend Airport from £42

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 22/4. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — SEN
29 Apr — 6 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ireland to Southend

Enter your travel dates to find the best prices.

Cheapest flights from Ireland to Southend
Explore the most affordable flight options available from Ireland to Southend. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 March 2026.

Thu 16/410:40
SNN
-
SEN
1 stop9h 30m
Multiple Airlines
Wed 22/417:30
SEN
-
SNN
1 stop16h 45m
Multiple Airlines
Deal found 28/3£90
Mon 13/421:45
DUB
-
SEN
1 stop13h 35m
Multiple Airlines
Fri 17/420:40
SEN
-
DUB
1 stop15h 20m
Multiple Airlines
Deal found 28/3£90
Wed 15/410:50
DUB
-
SEN
1 stop12h 15m
Multiple Airlines
Fri 17/420:40
SEN
-
DUB
1 stop15h 20m
Multiple Airlines
Deal found 25/3£94
Thu 16/410:40
SNN
-
SEN
1 stop9h 30m
Multiple Airlines
Fri 17/420:40
SEN
-
SNN
1 stop13h 00m
Multiple Airlines
Deal found 27/3£95
Thu 16/405:55
DUB
-
SEN
1 stop14h 15m
Multiple Airlines
Sun 19/417:30
SEN
-
DUB
1 stop14h 35m
Multiple Airlines
Deal found 25/3£98
Thu 23/410:40
SNN
-
SEN
1 stop9h 30m
Multiple Airlines
Sun 26/420:05
SEN
-
SNN
2 stops19h 40m
Multiple Airlines
Deal found 28/3£99
Thu 16/410:40
SNN
-
SEN
1 stop9h 30m
Multiple Airlines
Sun 19/420:05
SEN
-
SNN
2 stops19h 40m
Multiple Airlines
Deal found 26/3£106
Mon 11/521:45
DUB
-
SEN
1 stop13h 35m
Multiple Airlines
Mon 18/520:05
SEN
-
DUB
1 stop13h 15m
Multiple Airlines
Deal found 27/3£107
Thu 16/410:40
SNN
-
SEN
1 stop9h 30m
Multiple Airlines
Mon 20/420:05
SEN
-
SNN
2 stops19h 35m
Multiple Airlines
Deal found 28/3£108
Thu 16/405:55
DUB
-
SEN
1 stop14h 15m
Multiple Airlines
Mon 20/406:30
SEN
-
DUB
1 stop16h 00m
Multiple Airlines
Deal found 25/3£108
Thu 23/408:20
ORK
-
SEN
1 stop11h 50m
Multiple Airlines
Mon 27/420:05
SEN
-
ORK
1 stop15h 20m
Multiple Airlines
Deal found 27/3£109
Thu 23/410:40
SNN
-
SEN
1 stop9h 30m
Multiple Airlines
Mon 27/420:05
SEN
-
SNN
2 stops20h 05m
Multiple Airlines
Deal found 29/3£112

Find flight deals from Ireland to Southend

Keep the following information in mind while searching for Ireland to Southend flight deals. Data was last updated 30 March 2026.

Round-trip from

£90

One-way from

£42

Popular in

June

Cheapest in

January

Average price

£78
16/4-22/4
  • 16/4-22/4
  • 2 total stops
  • 26h 15m total
  • Ireland to London
Search Deals
22/4
  • 22/4
  • 1 total stop
  • 13h 05m total
  • Ireland to London
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (£6 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£2 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Ireland to Southend 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 858,174 searches. Data last updated 30 March 2026.
Use the filters below to find and compare flights from Ireland to London Southend Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

ShannonLondon

SNN - SEN

SNNSEN

Shannon

Thu 23/4

10:40-20:10

1 stop9h 30m

London Southend

Sun 26/4

20:05-15:45

2 stops19h 40m

£99

ShannonLondon

SNN - SEN

SNNSEN

Shannon

Thu 16/4

10:40-20:10

1 stop9h 30m

London Southend

Sun 19/4

20:05-15:45

2 stops19h 40m

£106

ShannonLondon

SNN - SEN

SNNSEN

Shannon

Thu 16/4

10:40-20:10

1 stop9h 30m

London Southend

Mon 20/4

20:05-15:40

2 stops19h 35m

£109

CorkLondon

ORK - SEN

ORKSEN

Cork

Sat 25/4

12:10-19:05

1 stop6h 55m

London Southend

Sun 26/4

20:05-09:25

1 stop13h 20m

£114

CorkLondon

ORK - SEN

ORKSEN

Cork

Mon 27/4

08:45-19:35

1 stop10h 50m

London Southend

Tue 5/5

20:25-08:30

1 stop12h 05m

£114

CorkLondon

ORK - SEN

ORKSEN

Cork

Mon 20/4

08:45-19:35

1 stop10h 50m

London Southend

Tue 21/4

20:25-08:30

1 stop12h 05m

£117

KnockLondon

NOC - SEN

NOCSEN

Knock Intl

Mon 20/4

09:25-22:25

1 stop13h 00m

London Southend

Mon 27/4

20:05-17:15

2 stops21h 10m

£123

ShannonLondon

SNN - SEN

SNNSEN

Shannon

Mon 13/4

16:10-11:20

2 stops19h 10m

London Southend

Fri 17/4

20:40-09:40

1 stop13h 00m

£124

CorkLondon

ORK - SEN

ORKSEN

Cork

Thu 16/4

08:20-20:10

1 stop11h 50m

London Southend

Mon 20/4

06:30-14:15

1 stop7h 45m

£125

CorkLondon

ORK - SEN

ORKSEN

Cork

Fri 24/4

05:50-23:05

1 stop17h 15m

London Southend

Sun 26/4

20:05-09:25

1 stop13h 20m

£128

Flights are sorted by cheapest return flights first.

Deals found on 28/3

Showing 1-10 of 60 resultsSorted by cheapest first
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2
3
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6

Best time to book a flight from Ireland to Southend

Have a flexible travel schedule? Discover the best time to fly to Southend from Ireland 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.

Cheapflights Insights

Everything you need to know about your flight from Ireland to London Southend Airport

How often are flights from Ireland to London delayed?

About 0% of weekly flights between Ireland and London have experienced delays in the past year, with the average delay time being 0 minutes.

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

Historically, flights departing at night are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.

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

Sunday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

Related info for your journey

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

  • What are the most popular routes from Ireland to London Southend Airport?

    While some choose either Cork - London Southend or Dublin - London Southend, Shannon - London Southend is the most popular route from Ireland to London Southend Airport.

  • Can I find deals for flights from Ireland to Southend that include hotel bookings?

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

  • How can I find direct flights from Ireland to Southend?

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

  • Can I find deals for business class flights from Ireland to Southend?

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

See more FAQs

Travelling to a place near London Southend Airport?

Book flights to London Southend Airport if you plan to visit one of these locations
Milton Keynes
Wembley
Croydon
Hounslow
Luton
Gatwick
Slough
Ilford
Hayes
Brentford
Colchester
Eastbourne
Guildford
Watford
Kingston upon Thames
Romford
Ipswich
Bedford
Chelmsford
Bishop's Stortford

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 Ireland to Southend

See prices for flight routes from nearby airports that may be better suited for you.
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Vienna to Luton flights
Frankfurt to Southend flights
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Frankfurt to London City 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 Ireland to Southend?

Deals for Ireland to Southend 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 Ireland to Southend?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Ireland to Southend.

Can Cheapflights find flights from Ireland to Southend with no change fees?

Certainly. Search results for flights to Southend from Ireland shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Ireland to Southend become cheaper?

Yes, Cheapflights offers price alerts on Ireland to Southend flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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