Cheap flights from Ireland to London from £49

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ireland to London departing on 14/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
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Recent return flight deals from Ireland to London

Enter your travel dates to find the best prices.
Multiple Airlines Logo
05:45 - 11:40DUB-SEN
5h 55m1 stop
Multiple Airlines Logo
07:10 - 17:25SEN-DUB
10h 15m1 stop
£133Multiple Airlines
Find Deal
Fri, 14 Nov - Wed, 19 Nov
Multiple Airlines Logo
06:40 - 22:15SNN-SEN
15h 35m1 stop
Multiple Airlines Logo
06:30 - 22:45SEN-SNN
16h 15m1 stop
£138Multiple Airlines
Find Deal
Fri, 21 Nov - Sat, 22 Nov
Multiple Airlines Logo
06:00 - 13:15SNN-SEN
7h 15m1 stop
Multiple Airlines Logo
07:25 - 00:10SEN-SNN
16h 45m1 stop
£140Multiple Airlines
Find Deal
Sat, 13 Dec - Mon, 15 Dec
Multiple Airlines Logo
10:50 - 23:00SNN-SEN
12h 10m2 stops
Multiple Airlines Logo
06:50 - 18:00SEN-SNN
11h 10m2 stops
£161Multiple Airlines
Find Deal
Mon, 8 Dec - Thu, 11 Dec
Multiple Airlines Logo
05:45 - 22:25ORK-SEN
16h 40m1 stop
Multiple Airlines Logo
06:40 - 14:15SEN-ORK
7h 35m1 stop
£164Multiple Airlines
Find Deal
Tue, 18 Nov - Sat, 22 Nov
Multiple Airlines Logo
08:20 - 17:15DUB-SEN
8h 55m1 stop
Multiple Airlines Logo
12:20 - 17:00SEN-DUB
4h 40m1 stop
£165Multiple Airlines
Find Deal
Thu, 4 Dec - Mon, 8 Dec
Multiple Airlines Logo
13:30 - 12:15NOC-SEN
22h 45m2 stops
Multiple Airlines Logo
07:10 - 09:15SEN-NOC
26h 05m2 stops
£167Multiple Airlines
Find Deal
Fri, 12 Dec - Sun, 14 Dec
Multiple Airlines Logo
10:05 - 23:00DUB-SEN
12h 55m1 stop
Multiple Airlines Logo
07:00 - 20:45SEN-DUB
13h 45m1 stop
£167Multiple Airlines
Find Deal
Sat, 29 Nov - Tue, 2 Dec
Multiple Airlines Logo
12:50 - 17:15DUB-SEN
4h 25m1 stop
Multiple Airlines Logo
12:20 - 17:00SEN-DUB
4h 40m1 stop
£169Multiple Airlines
Find Deal
Thu, 4 Dec - Mon, 8 Dec
Multiple Airlines Logo
13:30 - 12:15NOC-SEN
22h 45m2 stops
Multiple Airlines Logo
07:10 - 09:15SEN-NOC
26h 05m2 stops
£174Multiple Airlines
Find Deal
Fri, 12 Dec - Sun, 14 Dec

momondo Fare Finder

 
Customise your flight search to find flights from Ireland to London Southend Airport 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, momondo users made 279,928 searches. Data last updated 1 November 2025.
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

DublinLondon

DUB - SEN

DUBSEN

Dublin

Fri 14/11

05:45-11:40

1 stop5h 55m

London Southend

Wed 19/11

07:10-17:25

1 stop10h 15m

£133

ShannonLondon

SNN - SEN

SNNSEN

Shannon

Fri 21/11

06:40-22:15

1 stop15h 35m

London Southend

Sat 22/11

06:30-22:45

1 stop16h 15m

£138

ShannonLondon

SNN - SEN

SNNSEN

Shannon

Sat 13/12

06:00-13:15

1 stop7h 15m

London Southend

Mon 15/12

07:25-00:10

1 stop16h 45m

£140

ShannonLondon

SNN - SEN

SNNSEN

Shannon

Mon 8/12

10:50-23:00

2 stops12h 10m

London Southend

Thu 11/12

06:50-18:00

2 stops11h 10m

£161

CorkLondon

ORK - SEN

ORKSEN

Cork

Tue 18/11

05:45-22:25

1 stop16h 40m

London Southend

Sat 22/11

06:40-14:15

1 stop7h 35m

£164

DublinLondon

DUB - SEN

DUBSEN

Dublin

Thu 4/12

08:20-17:15

1 stop8h 55m

London Southend

Mon 8/12

12:20-17:00

1 stop4h 40m

£165

KnockLondon

NOC - SEN

NOCSEN

Knock Intl

Fri 12/12

13:30-12:15

2 stops22h 45m

London Southend

Sun 14/12

07:10-09:15

2 stops26h 05m

£167

DublinLondon

DUB - SEN

DUBSEN

Dublin

Sat 29/11

10:05-23:00

1 stop12h 55m

London Southend

Tue 2/12

07:00-20:45

1 stop13h 45m

£167

DublinLondon

DUB - SEN

DUBSEN

Dublin

Thu 4/12

12:50-17:15

1 stop4h 25m

London Southend

Mon 8/12

12:20-17:00

1 stop4h 40m

£169

KnockLondon

NOC - SEN

NOCSEN

Knock Intl

Fri 12/12

13:30-12:15

2 stops22h 45m

London Southend

Sun 14/12

07:10-09:15

2 stops26h 05m

£174

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from Ireland to London Southend Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

How long does it take to fly to London Southend Airport?

Flight times from Ireland to London Southend Airport vary, but if you’re flying out of Cork and flying into London Heathrow Airport (one of the most popular routes), then the duration is 1h 15m on average. Another popular route from Ireland to London Southend Airport is flying from Shannon to London Heathrow Airport, which will take roughly 1h 20m. Keep in mind that layovers or delays could extend your travel time.

Cheap Ireland to London Southend Airport flight deals and tips

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

Direct flights

None
There are no direct flights from Ireland to London Southend Airport. There are no popular flight routes from Ireland to London Southend Airport.
  • When did momondo last update prices for flights from Ireland to London Southend Airport?

    Prices for flights from Ireland to London Southend Airport are updated daily.

  • How old do you have to be to fly from Ireland to London Southend Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ireland to London Southend Airport.

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

    The required travel and health documents for your London Southend Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London Southend Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Milton Keynes
Luton
Gatwick
Maidstone
Slough
Canterbury
Southend-on-Sea
Ipswich
Ilford
Guildford
Colchester
Dover
Hayes
Chelmsford
Worthing
Dartford
Ramsgate
Bedford
Stansted

Why use momondo?

Why should I use momondo to find a flight deal from Ireland to London?

Finding the right flight to London from Ireland is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to London quick and easy, saving you time and money.

Can I find flights from Ireland to London with flexible booking policies on momondo?

All flight searches from Ireland to London on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to London from Ireland.

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

If you are not ready to book a flight from Ireland to London now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to London and let you know when they change.

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1 adult
Mon 1/12
Mon 8/12

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