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Cheap flights from Northern Ireland to London Southend Airport from £52

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 29/4. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — SEN
28 Apr — 5 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Northern Ireland to Southend

Enter your travel dates to find the best prices.

Cheapest flights from Northern Ireland to Southend
Explore the most affordable flight options available from Northern Ireland to Southend. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 March 2026.

Sun 26/412:45
BFS
-
SEN
1 stop10h 35m
Multiple Airlines
Tue 28/420:25
SEN
-
BFS
1 stop12h 55m
Multiple Airlines
Deal found 27/3£127
Tue 12/513:15
BFS
-
SEN
1 stop6h 35m
Multiple Airlines
Tue 19/520:25
SEN
-
BFS
1 stop12h 55m
Multiple Airlines
Deal found 28/3£177
Wed 22/412:35
BFS
-
SEN
1 stop9h 45m
Multiple Airlines
Tue 28/407:00
SEN
-
BFS
1 stop17h 05m
Multiple Airlines
Deal found 25/3£189
Sun 12/412:45
BFS
-
SEN
1 stop10h 35m
Multiple Airlines
Tue 14/420:25
SEN
-
BFS
1 stop12h 55m
Multiple Airlines
Deal found 26/3£240
Thu 23/409:40
BHD
-
SEN
1 stop10h 30m
Multiple Airlines
Thu 30/406:40
SEN
-
BHD
2 stops14h 25m
Multiple Airlines
Deal found 24/3£247
Thu 28/520:05
BFS
-
SEN
1 stop14h 40m
easyJet
Sun 7/607:25
SEN
-
BFS
1 stop14h 50m
easyJet
Deal found 27/3£250
Tue 21/408:45
BFS
-
SEN
1 stop14h 20m
Multiple Airlines
Thu 30/407:00
SEN
-
BFS
1 stop12h 00m
Multiple Airlines
Deal found 26/3£341
Wed 1/421:05
BFS
-
SEN
1 stop23h 05m
Multiple Airlines
Sat 4/413:40
SEN
-
BFS
1 stop12h 55m
Multiple Airlines
Deal found 28/3£358
Wed 1/712:35
BFS
-
SEN
1 stop9h 45m
Multiple Airlines
Thu 2/706:30
SEN
-
BFS
1 stop7h 30m
Multiple Airlines
Deal found 28/3£379
Mon 15/615:05
BFS
-
SEN
1 stop7h 20m
easyJet
Sat 20/608:40
SEN
-
BFS
1 stop16h 15m
easyJet
Deal found 26/3£425
Mon 15/615:05
BFS
-
SEN
1 stop7h 20m
Multiple Airlines
Fri 19/606:30
SEN
-
BFS
1 stop7h 40m
Multiple Airlines
Deal found 26/3£451
Mon 27/715:05
BFS
-
SEN
1 stop7h 20m
Multiple Airlines
Sun 2/815:35
SEN
-
BFS
1 stop7h 50m
Multiple Airlines
Deal found 29/3£461

Find flight deals from Northern Ireland to Southend

Keep the following information in mind while searching for Northern Ireland to Southend flight deals. Data was last updated 29 March 2026.

Round-trip from

£127

One-way from

£52

Popular in

June

Cheapest in

November

Average price

£56
26/4-28/4
  • 26/4-28/4
  • 2 total stops
  • 23h 30m total
  • Northern Ireland to London
Search Deals
29/4
  • 29/4
  • 1 total stop
  • 9h 45m total
  • Northern Ireland to London
Search Deals
Highest demand for flights based on searches. 21% potential increase in price (£14 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£3 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 Northern 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 29 March 2026.
Use the filters below to find and compare flights from Northern Ireland to London Southend Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastLondon

BFS - SEN

BFSSEN

Belfast Intl

Sun 26/4

12:45-23:20

1 stop10h 35m

London Southend

Tue 28/4

20:25-09:20

1 stop12h 55m

£127

BelfastLondon

BFS - SEN

BFSSEN

Belfast Intl

Tue 12/5

13:15-19:50

1 stop6h 35m

London Southend

Tue 19/5

20:25-09:20

1 stop12h 55m

£177

BelfastLondon

BFS - SEN

BFSSEN

Belfast Intl

Wed 22/4

12:35-22:20

1 stop9h 45m

London Southend

Tue 28/4

07:00-00:05

1 stop17h 05m

£189

BelfastLondon

BFS - SEN

BFSSEN

Belfast Intl

Sun 12/4

12:45-23:20

1 stop10h 35m

London Southend

Tue 14/4

20:25-09:20

1 stop12h 55m

£240

BelfastLondon

BHD - SEN

BHDSEN

Belfast City

Thu 23/4

09:40-20:10

1 stop10h 30m

London Southend

Thu 30/4

06:40-21:05

2 stops14h 25m

£247

BelfastLondon

BFS - SEN

BFSSEN

Belfast Intl

Thu 28/5

20:05-10:45

1 stop14h 40m

London Southend

Sun 7/6

07:25-22:15

1 stop14h 50m

£250

BelfastLondon

BFS - SEN

BFSSEN

Belfast Intl

Wed 1/7

12:35-22:20

1 stop9h 45m

London Southend

Thu 2/7

06:30-14:00

1 stop7h 30m

£379

BelfastLondon

BFS - SEN

BFSSEN

Belfast Intl

Mon 15/6

15:05-22:25

1 stop7h 20m

London Southend

Sat 20/6

08:40-00:55

1 stop16h 15m

£425
Fastest return journey

BelfastLondon

BFS - SEN

BFSSEN

Belfast Intl

Mon 15/6

15:05-22:25

1 stop7h 20m

London Southend

Fri 19/6

06:30-14:10

1 stop7h 40m

£451

BelfastLondon

BFS - SEN

BFSSEN

Belfast Intl

Mon 18/5

15:05-22:25

1 stop7h 20m

London Southend

Sun 24/5

15:35-23:25

1 stop7h 50m

£479

Flights are sorted by cheapest return flights first.

Deals found on 24/3

Showing 1-10 of 34 resultsSorted by cheapest first
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Best time to book a flight from Northern Ireland to Southend

Have a flexible travel schedule? Discover the best time to fly to Southend from Northern 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 Northern Ireland to London Southend Airport
No data available for this route at this time. Please check back soon.

Related info for your journey

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

  • How long is the flight from Northern Ireland to London Southend Airport?

    Airlines like easyJet fly from Northern Ireland to London Southend Airport in about 14h 40m. The time it takes to get you to your destination can typically vary by up to . Northern Ireland and London Southend Airport are separated by a distance of 357 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Northern 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

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Alternative routes for Northern Ireland to Southend

See prices for flight routes from nearby airports that may be better suited for you.
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Belfast Intl to Luton flights
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Aberdeen to London City flights
Heathrow to Gatwick flights
Newcastle upon Tyne to London City flights
Aberdeen to Luton flights
Inverness to Heathrow flights
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Inverness to Luton flights
Newcastle upon Tyne to Luton flights
Aberdeen to Stansted flights
Inverness to Gatwick flights
Newcastle upon Tyne to Stansted flights
Prestwick to Gatwick flights
Inverness to London City flights
Inverness to Stansted flights
Gatwick to Heathrow flights
Birmingham to Gatwick flights
Birmingham to Heathrow flights
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Newquay to Heathrow flights
Derry to Heathrow flights
Leeds to Heathrow flights

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 Northern Ireland to Southend?

Cheapflights helps you search for flights from Northern Ireland to Southend via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Northern 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 Northern Ireland to Southend.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Northern Ireland to Southend, users can toggle the no change fees filter when performing a flight search.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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