Find flights
When to book

Cheap flights from Northern Ireland to London Southend Airport from £61

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 2/12. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — SEN
27 Dec — 3 Jan1
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 27 November 2025.

Wed 10/1207:10BFS - SEN
1 stop15h 55mMultiple Airlines
Thu 11/1207:15SEN - BFS
1 stop16h 40mMultiple Airlines
Deal found 26/11£113
Thu 11/1207:05BFS - SEN
2 stops15h 20mMultiple Airlines
Fri 12/1207:00SEN - BFS
1 stop12h 40mMultiple Airlines
Deal found 25/11£144
Thu 11/1211:10BFS - SEN
1 stop11h 15mMultiple Airlines
Sun 14/1207:00SEN - BFS
2 stops24h 45mMultiple Airlines
Deal found 25/11£148
Thu 4/1211:10BFS - SEN
1 stop11h 15measyJet
Sat 6/1213:25SEN - BFS
1 stop11h 05measyJet
Deal found 25/11£152
Sat 6/1208:35BFS - SEN
1 stop14h 20mMultiple Airlines
Sat 13/1213:25SEN - BFS
1 stop11h 05mMultiple Airlines
Deal found 25/11£165
Fri 28/1109:55BFS - SEN
1 stop12h 50mMultiple Airlines
Sun 14/1207:00SEN - BFS
2 stops24h 45mMultiple Airlines
Deal found 25/11£167
Thu 4/1211:10BFS - SEN
1 stop11h 15mMultiple Airlines
Sat 6/1206:30SEN - BFS
2 stops12h 15mMultiple Airlines
Deal found 26/11£169
Sat 29/1108:35BFS - SEN
1 stop14h 20mMultiple Airlines
Sat 6/1213:25SEN - BFS
1 stop11h 05mMultiple Airlines
Deal found 26/11£192
Thu 27/1106:30BHD - SEN
1 stop10h 45mMultiple Airlines
Thu 4/1214:35SEN - BHD
1 stop6h 25mMultiple Airlines
Deal found 24/11£445
Tue 30/1206:30BHD - SEN
1 stop3h 45mMultiple Airlines
Thu 1/114:35SEN - BHD
1 stop6h 25mMultiple Airlines
Deal found 24/11£450
Thu 11/1206:30BHD - SEN
1 stop10h 45mMultiple Airlines
Mon 15/1212:20SEN - BHD
1 stop8h 40mMultiple Airlines
Deal found 26/11£455
Thu 11/1206:30BHD - SEN
1 stop10h 45mMultiple Airlines
Sun 14/1216:50SEN - BHD
1 stop4h 10mMultiple Airlines
Deal found 24/11£469

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 27 November 2025.

Round-trip from

£113

One-way from

£61

Popular in

June

Cheapest in

January

Average price

£52
10/12-11/12
  • 10/12-11/12
  • 2 total stops
  • 32h 35m total
  • Northern Ireland to London
Search Deals
easyJet
  • easyJet
  • 2/12
  • 1 total stop
  • 27h 15m total
  • Northern Ireland to London
Search Deals
Highest demand for flights based on searches. 25% potential increase in price (£16 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 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 27 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

Wed 10/12

07:10-23:05

1 stop15h 55m

London Southend

Thu 11/12

07:15-23:55

1 stop16h 40m

£113

BelfastLondon

BFS - SEN

BFSSEN

Belfast Intl

Thu 11/12

11:10-22:25

1 stop11h 15m

London Southend

Fri 12/12

07:00-19:40

1 stop12h 40m

£142

BelfastLondon

BFS - SEN

BFSSEN

Belfast Intl

Thu 11/12

11:10-22:25

1 stop11h 15m

London Southend

Sun 14/12

07:00-07:45

2 stops24h 45m

£148

BelfastLondon

BFS - SEN

BFSSEN

Belfast Intl

Mon 9/3

09:55-14:50

1 stop4h 55m

London Southend

Thu 12/3

14:35-22:20

1 stop7h 45m

£247

BelfastLondon

BFS - SEN

BFSSEN

Belfast Intl

Wed 10/12

08:50-23:05

2 stops14h 15m

London Southend

Fri 12/12

07:00-19:40

1 stop12h 40m

£313

BelfastLondon

BFS - SEN

BFSSEN

Belfast Intl

Thu 26/3

09:55-21:00

1 stop11h 05m

London Southend

Thu 2/4

09:50-19:35

1 stop9h 45m

£371

BelfastLondon

BHD - SEN

BHDSEN

Belfast City

Thu 26/3

06:30-21:00

2 stops14h 30m

London Southend

Thu 2/4

09:50-16:55

2 stops7h 05m

£424

BelfastLondon

BHD - SEN

BHDSEN

Belfast City

Tue 30/12

06:30-10:15

1 stop3h 45m

London Southend

Thu 1/1

14:35-21:00

1 stop6h 25m

£450

BelfastLondon

BHD - SEN

BHDSEN

Belfast City

Thu 11/12

06:30-17:15

1 stop10h 45m

London Southend

Mon 15/12

12:20-21:00

1 stop8h 40m

£455

BelfastLondon

BHD - SEN

BHDSEN

Belfast City

Thu 11/12

06:30-17:15

1 stop10h 45m

London Southend

Sun 14/12

16:50-21:00

1 stop4h 10m

£469

Flights are sorted by cheapest return flights first.

Deals found on 25/11

Showing 1-10 of 28 results
1
2
3

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 27 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
Slough
Croydon
Hounslow
Gatwick
Luton
Ilford
Wembley
Deal
Hayes
Colchester
Watford
Brentford
Winchester
Crawley
Romford
Chichester
Bedford
Guildford
Ipswich

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 Northern Ireland to Southend

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

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.