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Cheap flights from Northern Ireland to London Southend Airport from £54

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 3/2. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — SEN
21 Dec — 28 Dec1
1 adult
1 adult, Economy, 0 bags

Find 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 21 November 2025.

Tue 25/1108:40BFS - SEN
1 stop13h 55mMultiple Airlines
Sat 29/1106:30SEN - BFS
1 stop16h 05mMultiple Airlines
Deal found 19/11£142
Thu 11/1207:05BFS - SEN
2 stops15h 20mMultiple Airlines
Fri 12/1207:00SEN - BFS
2 stops23h 55mMultiple Airlines
Deal found 20/11£143
Wed 10/1207:10BFS - SEN
1 stop15h 55mMultiple Airlines
Fri 12/1207:00SEN - BFS
2 stops23h 55mMultiple Airlines
Deal found 19/11£145
Tue 25/1108:40BFS - SEN
1 stop13h 55mMultiple Airlines
Thu 27/1107:15SEN - BFS
1 stop16h 40mMultiple Airlines
Deal found 19/11£153
Mon 8/1207:50BFS - SEN
2 stops15h 10mMultiple Airlines
Tue 9/1208:00SEN - BFS
1 stop8h 15mMultiple Airlines
Deal found 19/11£155
Fri 28/1109:55BFS - SEN
1 stop12h 50mMultiple Airlines
Fri 5/1207:00SEN - BFS
1 stop12h 40mMultiple Airlines
Deal found 21/11£158
Wed 3/1207:15BFS - SEN
2 stops15h 30mMultiple Airlines
Sat 6/1213:25SEN - BFS
1 stop11h 05mMultiple Airlines
Deal found 20/11£164
Fri 28/1109:55BFS - SEN
1 stop12h 50mMultiple Airlines
Sun 30/1107:00SEN - BFS
1 stop12h 30mMultiple Airlines
Deal found 18/11£165
Thu 4/1211:10BFS - SEN
1 stop11h 15mMultiple Airlines
Sun 7/1207:00SEN - BFS
2 stops24h 45mMultiple Airlines
Deal found 20/11£173
Thu 4/1206:30BHD - SEN
1 stop10h 45mMultiple Airlines
Sun 7/1217:10SEN - BHD
1 stop3h 50mMultiple Airlines
Deal found 19/11£436
Mon 29/1206:30BHD - SEN
1 stop8h 20mMultiple Airlines
Sat 3/107:15SEN - BHD
1 stop9h 35mMultiple Airlines
Deal found 19/11£443
Thu 4/1206:30BHD - SEN
1 stop10h 45mMultiple Airlines
Fri 5/1206:40SEN - BHD
1 stop10h 10mMultiple Airlines
Deal found 20/11£597

Cheap 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 21 November 2025.

Round-trip from

£143

One-way from

£54

Popular in

June

Cheapest in

January

Average price

£50
11/12-12/12
  • 11/12-12/12
  • 4 total stops
  • 39h 15m total
  • Northern Ireland to London
Search Deals
easyJet
  • easyJet
  • 3/2
  • 1 total stop
  • 27h 15m total
  • Northern Ireland to London
Search Deals
Highest demand for flights based on searches. 24% potential increase in price (£16 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (£3 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
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 21 November 2025.
Use the filters below to find and compare flights from Northern Ireland to London Southend Airport that are best for you.

Fly from

Northern Ireland

Fly to

Southend

Route

Depart

Return

Price

BelfastLondon

BFS - SEN

BFSSEN

Belfast Intl

Thu 11/12

07:05-22:25

2 stops15h 20m

London Southend

Fri 12/12

07:00-06:55

2 stops23h 55m

£143

BelfastLondon

BFS - SEN

BFSSEN

Belfast Intl

Wed 10/12

07:10-23:05

1 stop15h 55m

London Southend

Fri 12/12

07:00-06:55

2 stops23h 55m

£145

BelfastLondon

BFS - SEN

BFSSEN

Belfast Intl

Mon 8/12

07:50-23:00

2 stops15h 10m

London Southend

Tue 9/12

08:00-16:15

1 stop8h 15m

£155

BelfastLondon

BFS - SEN

BFSSEN

Belfast Intl

Wed 3/12

07:15-22:45

2 stops15h 30m

London Southend

Sat 6/12

13:25-00:30

1 stop11h 05m

£164

BelfastLondon

BFS - SEN

BFSSEN

Belfast Intl

Thu 4/12

11:10-22:25

1 stop11h 15m

London Southend

Sun 7/12

07:00-07:45

2 stops24h 45m

£173

BelfastLondon

BFS - SEN

BFSSEN

Belfast Intl

Thu 4/12

11:10-22:25

1 stop11h 15m

London Southend

Sat 6/12

13:25-00:30

1 stop11h 05m

£181

BelfastLondon

BHD - SEN

BHDSEN

Belfast City

Thu 4/12

06:30-17:15

1 stop10h 45m

London Southend

Sun 7/12

17:10-21:00

1 stop3h 50m

£436

BelfastLondon

BHD - SEN

BHDSEN

Belfast City

Mon 29/12

06:30-14:50

1 stop8h 20m

London Southend

Sat 3/1

07:15-16:50

1 stop9h 35m

£443

BelfastLondon

BHD - SEN

BHDSEN

Belfast City

Thu 4/12

06:30-17:15

1 stop10h 45m

London Southend

Fri 5/12

06:40-16:50

1 stop10h 10m

£597

BelfastLondon

BFS - SEN

BFSSEN

Belfast Intl

Tue 3/2

13:15-16:30

1 stop27h 15m

£54

Flights are sorted by cheapest return flights first.

Deals found on 18/11

Showing 1-10 of 24 results
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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

What is the cheapest time of day to fly from NIR to SEN?

Find hourly flight availability from Northern Ireland to Southend. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 November 2025.

It’s optimal to fly from Northern Ireland to London Southend Airport in the morning. By choosing this option you can save up to 46% on the cost of your flight, compared to a flight in the evening.

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.

  • 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.

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
Croydon
Slough
Gatwick
Hounslow
Luton
Ilford
Wembley
Deal
Hayes
Colchester
Watford
Winchester
Crawley
Brentford
Romford
Chichester
Ipswich
Bedford
Eastbourne

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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Fly with Cheapflights

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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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