Cheap flights from Northern Ireland to London Southend Airport from £19

BFS — SEN
11 Dec — 18 Dec1
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

Mon 7/1209:30 -
Nonstop1h 15m
Mon 14/1207:30 -
Nonstop1h 30m
Deal found 9/11£37
Fri 11/1212:50 -
Nonstop1h 15m
Mon 14/1207:30 -
Nonstop1h 30m
Deal found 6/11£39
Fri 4/1212:50 -
Nonstop1h 15m
Mon 7/1207:30 -
Nonstop1h 30m
Deal found 6/11£40
Fri 18/1212:50 -
Nonstop1h 15m
Mon 21/1207:30 -
Nonstop1h 30m
Deal found 6/11£40
Fri 11/1212:50 -
Nonstop1h 15m
Mon 21/1207:30 -
Nonstop1h 30m
Deal found 6/11£42
Fri 20/1112:50 -
Nonstop1h 15m
Mon 23/1107:30 -
Nonstop1h 30m
Deal found 10/11£48
Fri 13/1112:50 -
Nonstop1h 15m
Mon 14/1207:30 -
Nonstop1h 30m
Deal found 8/11£49
Mon 16/1109:30 -
Nonstop1h 15m
Mon 23/1107:30 -
Nonstop1h 30m
Deal found 9/11£50
Fri 11/1212:50 -
Nonstop1h 15m
Fri 18/1210:50 -
Nonstop1h 30m
Deal found 8/11£52
Fri 27/1112:30 -
Nonstop1h 15m
Mon 30/1107:30 -
Nonstop1h 30m
Deal found 7/11£54
Fri 27/1112:30 -
Nonstop1h 15m
Fri 4/1210:50 -
Nonstop1h 30m
Deal found 8/11£55

Find flight deals from Northern Ireland to Southend

Round-trip from

£37

One-way from

£19

Popular in

July

Cheapest in

March

Average price

£56

Good round-trip deal

£48 or less
easyJet
  • easyJet
  • 7/12-14/12
  • Nonstop
  • 2h 45m total
  • Northern Ireland to London
easyJet
  • easyJet
  • 23/11-31/12
  • Nonstop
  • 1h 15m total
  • Northern Ireland to London
Highest demand for flights based on searches. 28% potential increase in price (£20 potential increase over avg. return price).
Cheapest flight prices on average. 4% potential price decrease (£3 potential savings vs. average return price).
Average for round-trip flights in November 2026
Price to beat on a round-trip flight from Northern Ireland to London Southend.

Cheapflights Fare Finder

 
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
Fastest return journey

BelfastLondon

BHD Belfast City - SEN London Southend

BHDSEN

Belfast City

Mon 23/11

09:30-10:45

Nonstop1h 15m

London Southend

Wed 31/12

00:00-00:00

Nonstop0h 00m

£19

BelfastLondon

BHD Belfast City - SEN London Southend

BHDSEN

Belfast City

Fri 18/12

12:50-14:05

Nonstop1h 15m

London Southend

Wed 31/12

00:00-00:00

Nonstop0h 00m

£19

BelfastLondon

BHD Belfast City - SEN London Southend

BHDSEN

Belfast City

Mon 30/11

09:30-10:45

Nonstop1h 15m

London Southend

Wed 31/12

00:00-00:00

Nonstop0h 00m

£19

BelfastLondon

BHD Belfast City - SEN London Southend

BHDSEN

Belfast City

Fri 11/12

12:50-14:05

Nonstop1h 15m

London Southend

Wed 31/12

00:00-00:00

Nonstop0h 00m

£20

BelfastLondon

BHD Belfast City - SEN London Southend

BHDSEN

Belfast City

Fri 4/12

12:50-14:05

Nonstop1h 15m

London Southend

Wed 31/12

00:00-00:00

Nonstop0h 00m

£23

BelfastLondon

BHD Belfast City - SEN London Southend

BHDSEN

Belfast City

Fri 20/11

12:50-14:05

Nonstop1h 15m

London Southend

Wed 31/12

00:00-00:00

Nonstop0h 00m

£27

BelfastLondon

BHD Belfast City - SEN London Southend

BHDSEN

Belfast City

Mon 16/11

09:30-10:45

Nonstop1h 15m

London Southend

Wed 31/12

00:00-00:00

Nonstop0h 00m

£28

BelfastLondon

BHD Belfast City - SEN London Southend

BHDSEN

Belfast City

Mon 7/12

09:30-10:45

Nonstop1h 15m

London Southend

Mon 14/12

07:30-09:00

Nonstop1h 30m

£37

BelfastLondon

BHD Belfast City - SEN London Southend

BHDSEN

Belfast City

Fri 11/12

12:50-14:05

Nonstop1h 15m

London Southend

Mon 14/12

07:30-09:00

Nonstop1h 30m

£37

BelfastLondon

BHD Belfast City - SEN London Southend

BHDSEN

Belfast City

Fri 27/11

12:30-13:45

Nonstop1h 15m

London Southend

Wed 31/12

00:00-00:00

Nonstop0h 00m

£38

Flights are sorted by cheapest return flights first.

Deals found on 7/11

Showing 1-10 of 17 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

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?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Northern Ireland to London Southend Airport as you normally would.

Related info for your journey

  • 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 1h 15m. The time it takes to get you to your destination is usually consistent. Northern Ireland and London Southend Airport are separated by a distance of 344 mi. Most flights are nonstop.

  • 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
Hounslow
Luton
Wembley
Milton Keynes
Gatwick
Slough
Ilford
Hayes
Folkestone
Eastbourne
Croydon
Barnet
Southall
Southend-on-Sea
Enfield
Brentford
Dover
Harrow
Watford
Dagenham

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Northern Ireland to Southend

Fly with Cheapflights

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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