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Cheap flights from London to Northern Ireland from £19

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 19/3. Fares are subject to change and may not be available on all flights or dates of travel.
LON — BFS
9 Apr — 16 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to Northern Ireland

Enter your travel dates to find the best prices.

Cheapest flights from London to Northern Ireland
Explore the most affordable flight options available from London to Northern Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 March 2026.

Wed 15/422:00
STN
-
BFS
Nonstop1h 20m
Ryanair
Thu 16/414:50
BFS
-
STN
Nonstop1h 20m
Ryanair
Deal found 9/3£36
Sun 8/307:30
STN
-
BFS
Nonstop1h 20m
Ryanair
Sun 15/305:45
BFS
-
STN
Nonstop1h 20m
Ryanair
Deal found 5/3£36
Mon 16/307:00
LTN
-
BFS
Nonstop1h 20m
easyJet
Tue 17/320:55
BFS
-
LTN
Nonstop1h 10m
easyJet
Deal found 5/3£36
Thu 12/308:00
STN
-
BFS
Nonstop1h 20m
Ryanair
Mon 16/307:50
BFS
-
STN
Nonstop1h 20m
Ryanair
Deal found 5/3£37
Mon 16/307:00
LTN
-
BFS
Nonstop1h 20m
easyJet
Wed 18/307:00
BFS
-
LTN
Nonstop1h 10m
easyJet
Deal found 5/3£37
Thu 12/308:00
STN
-
BFS
Nonstop1h 20m
Ryanair
Tue 17/305:45
BFS
-
STN
Nonstop1h 20m
Ryanair
Deal found 5/3£38
Thu 19/307:00
LTN
-
BFS
Nonstop1h 20m
easyJet
Fri 3/421:30
BFS
-
LTN
Nonstop1h 10m
easyJet
Deal found 6/3£38
Fri 20/306:05
STN
-
BFS
Nonstop1h 20m
Ryanair
Mon 23/322:20
BFS
-
STN
Nonstop1h 20m
Ryanair
Deal found 5/3£39
Fri 13/306:05
STN
-
BFS
Nonstop1h 20m
Ryanair
Sun 15/305:45
BFS
-
STN
Nonstop1h 20m
Ryanair
Deal found 6/3£39
Thu 19/307:00
LTN
-
BFS
Nonstop1h 20m
easyJet
Fri 20/321:05
BFS
-
LTN
Nonstop1h 10m
easyJet
Deal found 5/3£39
Fri 13/306:05
STN
-
BFS
Nonstop1h 20m
Ryanair
Sat 14/323:10
BFS
-
STN
Nonstop1h 20m
Ryanair
Deal found 10/3£40
Tue 17/307:00
LTN
-
BFS
Nonstop1h 20m
easyJet
Thu 19/321:00
BFS
-
LTN
Nonstop1h 10m
easyJet
Deal found 7/3£40

Find flight deals from London to Northern Ireland

Keep the following information in mind while searching for London to Northern Ireland flight deals. Data was last updated 10 March 2026.

Round-trip from

£36

One-way from

£19

Popular in

July

Cheapest in

January

Average price

£59

Good round-trip deal

£44 or less

Good one-way deal

£19 or less
Ryanair
  • Ryanair
  • 15/4-16/4
  • Nonstop
  • 2h 40m total
  • London to Northern Ireland
Search Deals
Ryanair
  • Ryanair
  • 15/3
  • Nonstop
  • 1h 20m total
  • London to Northern Ireland
Search Deals
Highest demand for flights based on searches. 25% potential increase in price (£18 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 March 2026
Search Deals
Price to beat on a round-trip flight from London (LON) to Northern Ireland.
Search Deals
Price to beat on a one-way flight from London (LON) to Northern Ireland.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from London 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 10 March 2026.
Use the filters below to find and compare flights from London to Northern Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonBelfast

STN - BFS

STNBFS

London Stansted

Tue 14/4

21:55-23:10

Nonstop1h 15m

Belfast Intl

Sun 19/4

07:00-08:20

Nonstop1h 20m

£41

LondonBelfast

LGW - BFS

LGWBFS

London Gatwick

Tue 24/3

06:25-07:55

Nonstop1h 30m

Belfast Intl

Fri 27/3

21:20-22:45

Nonstop1h 25m

£42

LondonBelfast

STN - BFS

STNBFS

London Stansted

Tue 28/4

21:55-23:10

Nonstop1h 15m

Belfast Intl

Wed 29/4

20:10-21:25

Nonstop1h 15m

£43

LondonBelfast

STN - BFS

STNBFS

London Stansted

Sun 19/4

08:50-10:10

Nonstop1h 20m

Belfast Intl

Mon 20/4

06:40-08:05

Nonstop1h 25m

£43

LondonBelfast

STN - BFS

STNBFS

London Stansted

Fri 17/4

22:10-23:25

Nonstop1h 15m

Belfast Intl

Sun 19/4

07:00-08:20

Nonstop1h 20m

£43

LondonBelfast

LGW - BFS

LGWBFS

London Gatwick

Sat 21/3

06:10-07:40

Nonstop1h 30m

Belfast Intl

Wed 25/3

20:50-22:15

Nonstop1h 25m

£45

LondonBelfast

LTN - BFS

LTNBFS

London Luton

Wed 25/3

08:40-10:00

Nonstop1h 20m

Belfast Intl

Thu 26/3

21:00-22:10

Nonstop1h 10m

£46

LondonBelfast

LTN - BFS

LTNBFS

London Luton

Mon 23/3

07:00-08:20

Nonstop1h 20m

Belfast Intl

Thu 26/3

21:00-22:10

Nonstop1h 10m

£46

LondonBelfast

LGW - BFS

LGWBFS

London Gatwick

Sat 21/3

06:10-07:40

Nonstop1h 30m

Belfast Intl

Tue 24/3

20:55-22:20

Nonstop1h 25m

£49
Fastest return journey

LondonBelfast

LTN - BFS

LTNBFS

London Luton

Tue 21/4

17:35-18:50

Nonstop1h 15m

Belfast Intl

Tue 28/4

07:00-08:10

Nonstop1h 10m

£50

Flights are sorted by cheapest return flights first.

Deals found on 7/3

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

Best time to book a flight from London to Northern Ireland

Have a flexible travel schedule? Discover the best time to fly to Northern Ireland from London 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 to Northern Ireland

What is the cheapest month to book a flight from London to Northern Ireland?

Currently, November is the cheapest month in which you can book a flight from London to Northern Ireland (average of £15). Flying from London to Northern Ireland in August is currently the most expensive (average of £39). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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

Find hourly flight availability from London to Northern Ireland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 10 March 2026.

A simple way to save on the total cost of your ticket is to fly from London to Northern Ireland in the morning. If you’re flexible enough to do this you can expect to save up to 43% on your trip compared to booking a flight at midday.

What is the cheapest day to fly from London to Northern Ireland?

Use this chart to determine the cheapest time to fly return from London to Northern Ireland. Price data was last updated on 21 February 2026.

Travellers seeking maximum savings on their London to Northern Ireland flight should consider departing on Sunday afternoons when fares are most often at their lowest. Monday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost for a return flight from London to Northern Ireland?

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 10 March 2026.
See what other customers who have flown with Ryanair,easyJet, andBritish Airways from London to Northern Ireland have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Ryanair
6.9
Okay
5,290 reviews
Check prices

Overall

6.9

Crew

7.5

Entertainment

5.6

Boarding

6.7

Comfort

6.5

Food

6.0

Reviews

1 / 20
2.0
Mediocre

brendan,Sept 2025

MAN - NTE

It would have been better if I had a flown with Ryanair but I was ill and warm be coming back on the return flight
Ryanair
6.9
Okay
5,290 reviews
Ryanair
6.9
Okay
5,290 reviews
Check prices

Overall

6.9

Crew

7.5

Entertainment

5.6

Boarding

6.7

Comfort

6.5

Food

6.0

Reviews

1 / 20
2.0
Mediocre

brendan,Sept 2025

MAN - NTE

It would have been better if I had a flown with Ryanair but I was ill and warm be coming back on the return flight
easyJet
6.9
Okay
1,884 reviews
Ryanair
6.9
Okay
5,290 reviews
Check prices

Overall

6.9

Crew

7.5

Entertainment

5.6

Boarding

6.7

Comfort

6.5

Food

6.0

Reviews

1 / 20
2.0
Mediocre

brendan,Sept 2025

MAN - NTE

It would have been better if I had a flown with Ryanair but I was ill and warm be coming back on the return flight
British Airways
6.7
Okay
7,781 reviews
Ryanair
6.9
Okay
5,290 reviews
Check prices

Overall

6.9

Crew

7.5

Entertainment

5.6

Boarding

6.7

Comfort

6.5

Food

6.0

Reviews

1 / 20
2.0
Mediocre

brendan,Sept 2025

MAN - NTE

It would have been better if I had a flown with Ryanair but I was ill and warm be coming back on the return flight
Ryanair
6.4
Okay
Ryanair
6.9
Okay
5,290 reviews
Check prices

Overall

6.9

Crew

7.5

Entertainment

5.6

Boarding

6.7

Comfort

6.5

Food

6.0

Reviews

1 / 20
2.0
Mediocre

brendan,Sept 2025

MAN - NTE

It would have been better if I had a flown with Ryanair but I was ill and warm be coming back on the return flight

Related info for your journey

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

    Departing from London to Northern Ireland will take you 1h 15m. Airlines will cover a distance of 328 mi. Most flights are nonstop.

  • What are the cheapest airlines to fly from London to Northern Ireland one-way?

    £15 is the cheapest one-way deal found within the past few days, from Ryanair. You may also be able to find cheap deals on easyJet and Ryanair, with prices starting from £20 and £20, respectively.

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

    The most popular route from London to Northern Ireland is London Gatwick - Belfast Intl. You may also consider London Luton - Belfast Intl or London Stansted - Belfast Intl.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from London 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.

  • What is the cheapest month to book a flight from London to Northern Ireland?

    Currently, November is the cheapest month in which you can book a flight from London to Northern Ireland (average of £15). Flying from London to Northern Ireland in August is currently the most expensive (average of £39). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for London to Northern Ireland

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

Top 5 airlines flying from London to Northern Ireland

Discover the top 5 airlines that operate flights from London 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 10 March 2026.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£18Average£63FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
easyJetCheapest£27Average£88FlexibilityNo cancel feeOn-time86%
Search easyJet flights
RyanairCheapest£40Average£73FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
British AirwaysCheapest£85Average£166FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LoganairCheapest£136Average£201FlexibilityNo cancel feeOn-time79%
Search Loganair 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 London to Northern Ireland?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Northern Ireland from London today with Cheapflights!

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

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 London to Northern Ireland.

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

Yes, we can. To see specific flights from London to Northern Ireland with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes, Cheapflights offers price alerts on London to Northern Ireland flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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