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Cheap flights from London Southend Airport to Northern Ireland from £50

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 28/4. Fares are subject to change and may not be available on all flights or dates of travel.
SEN — BFS
23 May — 30 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Southend to Northern Ireland

Enter your travel dates to find the best prices.

Cheapest flights from Southend to Northern Ireland
Explore the most affordable flight options available from Southend to Northern Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 April 2026.

Mon 18/512:45
SEN
-
BFS
1 stop25h 05m
easyJet
Thu 21/520:05
BFS
-
SEN
1 stop14h 40m
easyJet
Deal found 21/4£148
Mon 11/512:45
SEN
-
BFS
1 stop25h 05m
easyJet
Thu 14/520:05
BFS
-
SEN
1 stop14h 40m
easyJet
Deal found 20/4£150
Fri 24/422:00
SEN
-
BFS
1 stop10h 00m
Multiple Airlines
Sun 26/407:20
BFS
-
SEN
1 stop9h 05m
Multiple Airlines
Deal found 18/4£164
Tue 16/620:25
SEN
-
BFS
1 stop12h 55m
Multiple Airlines
Thu 18/621:05
BFS
-
SEN
1 stop15h 55m
Multiple Airlines
Deal found 22/4£173
Thu 23/417:20
SEN
-
BFS
1 stop14h 30m
Multiple Airlines
Sun 26/407:20
BFS
-
SEN
1 stop9h 05m
Multiple Airlines
Deal found 20/4£178
Thu 7/517:20
SEN
-
BFS
1 stop14h 30m
Multiple Airlines
Mon 11/521:55
BFS
-
SEN
2 stops34h 00m
Multiple Airlines
Deal found 22/4£187
Tue 16/620:25
SEN
-
BFS
1 stop12h 55m
Multiple Airlines
Fri 19/620:35
BFS
-
SEN
1 stop12h 05m
Multiple Airlines
Deal found 18/4£189

Find flight deals from Southend to Northern Ireland

Keep the following information in mind while searching for Southend to Northern Ireland flight deals. Data was last updated 23 April 2026.

Round-trip from

£148

One-way from

£50

Popular in

July

Cheapest in

January

Average price

£82
easyJet
  • easyJet
  • 18/5-21/5
  • 2 total stops
  • 39h 45m total
  • London to Northern Ireland
Search Deals
28/4
  • 28/4
  • 1 total stop
  • 12h 55m total
  • London to Northern Ireland
Search Deals
Highest demand for flights based on searches. 24% potential increase in price (£17 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 9% potential price decrease (£5 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Southend to Northern Ireland 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 23 April 2026.
Use the filters below to find and compare flights from London Southend Airport to Northern Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonBelfast

SEN - BFS

SENBFS

London Southend

Mon 18/5

12:45-13:50

1 stop25h 05m

Belfast Intl

Thu 21/5

20:05-10:45

1 stop14h 40m

£148

LondonBelfast

SEN - BFS

SENBFS

London Southend

Mon 11/5

12:45-13:50

1 stop25h 05m

Belfast Intl

Thu 14/5

20:05-10:45

1 stop14h 40m

£150

LondonBelfast

SEN - BFS

SENBFS

London Southend

Tue 16/6

20:25-09:20

1 stop12h 55m

Belfast Intl

Thu 18/6

21:05-13:00

1 stop15h 55m

£173

LondonBelfast

SEN - BFS

SENBFS

London Southend

Tue 16/6

20:25-09:20

1 stop12h 55m

Belfast Intl

Fri 19/6

20:35-08:40

1 stop12h 05m

£189

LondonBelfast

SEN - BFS

SENBFS

London Southend

Mon 18/5

20:05-09:50

2 stops13h 45m

Belfast Intl

Thu 21/5

20:05-10:45

1 stop14h 40m

£204

LondonBelfast

SEN - BFS

SENBFS

London Southend

Thu 7/5

06:30-14:00

1 stop7h 30m

Belfast Intl

Sat 9/5

09:20-22:50

1 stop13h 30m

£215

LondonBelfast

SEN - BFS

SENBFS

London Southend

Mon 11/5

20:05-09:50

2 stops13h 45m

Belfast Intl

Thu 14/5

20:05-10:45

1 stop14h 40m

£215
Fastest return journey

LondonBelfast

SEN - BFS

SENBFS

London Southend

Sat 20/6

11:35-17:05

1 stop5h 30m

Belfast Intl

Sun 21/6

13:25-19:35

1 stop6h 10m

£238

LondonBelfast

SEN - BFS

SENBFS

London Southend

Wed 20/5

08:25-22:30

2 stops14h 05m

Belfast Intl

Wed 27/5

21:05-20:10

1 stop23h 05m

£246

LondonBelfast

SEN - BFS

SENBFS

London Southend

Sat 16/5

16:50-09:35

2 stops16h 45m

Belfast Intl

Sat 23/5

17:05-23:20

1 stop30h 15m

£260

Flights are sorted by cheapest return flights first.

Deals found on 19/4

Showing 1-10 of 30 resultsSorted by cheapest first
1
2
3

Best time to book a flight from Southend to Northern Ireland

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

Reviews of airlines servicing Northern Ireland

Get insights into the airlines that provide service to Northern Ireland. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Northern Ireland. Reviews last updated 23 April 2026.
Read reviews from past customers who have flown with easyJet from London Southend Airport to Northern Ireland. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
easyJet
6.9
Okay
1,894 reviews
Check prices

Food

5.9

Boarding

6.7

Crew

7.7

Comfort

6.7

Overall

6.9

Entertainment

5.5

Reviews

1 / 20
10.0
Excellent

muhon,Oct 2025

MAN - GVA

Service and quality and the price is great .definitely recomondable .
easyJet
6.9
Okay
1,894 reviews
easyJet
6.9
Okay
1,894 reviews
Check prices

Food

5.9

Boarding

6.7

Crew

7.7

Comfort

6.7

Overall

6.9

Entertainment

5.5

Reviews

1 / 20
10.0
Excellent

muhon,Oct 2025

MAN - GVA

Service and quality and the price is great .definitely recomondable .

Related info for your journey

Find useful and relevant information for your journey from Southend to Northern Ireland. 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 London Southend Airport to Northern Ireland?

    easyJet can get you from London Southend Airport to Northern Ireland in just under 25h 05m. Your travel time can differ by up to . London Southend Airport and Northern Ireland are separated by a distance of 357 mi.

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

    The most popular route from London Southend Airport to Northern Ireland is London Southend - Belfast Intl. You may also consider London Southend - Belfast City or London Southend - Campbeltown Machrihanish.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Southend to Northern Ireland 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

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Alternative routes for Southend to Northern Ireland

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Southend to Northern Ireland

Discover the top airline that operate flights from Southend to Northern Ireland. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 23 April 2026.
AirlineCheapestAverageFlexibilityOn-time
easyJetCheapest£43Average£103FlexibilityNo cancel feeOn-time86%
Search easyJet 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 Southend to Northern Ireland?

Cheapflights makes it easy to find Southend to Northern Ireland flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Southend to Northern Ireland for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

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

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

Yes! Start tracking prices for Southend to Northern Ireland flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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