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Cheap flights from Northern Ireland to London from £22

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 23/9. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — LON
17 Oct — 24 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Northern Ireland to London

Keep the following information in mind while searching for Northern Ireland to London flight deals. Data was last updated 17 September 2025.

Round-trip from

£40

One-way from

£22

Popular in

June

Cheapest in

January

Average price

£62

Good round-trip deal

£37 or less

Good one-way deal

£29 or less
Ryanair
  • Ryanair
  • 20/12-29/12
  • Nonstop
  • 2h 40m total
  • Northern Ireland to London
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Ryanair
  • Ryanair
  • 23/9
  • Nonstop
  • 1h 20m total
  • Northern Ireland to London
Search Deals
Highest demand for flights based on searches. 24% potential increase in price (£14 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£3 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Northern Ireland to London (LON).
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Price to beat on a one-way flight from Northern Ireland to London (LON).
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Find flight deals from Northern Ireland to London

Cheapest flights from Northern Ireland to London
Explore the most affordable flight options available from Northern Ireland to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 September 2025.

Sat 20/1205:45BFS - STN
Nonstop1h 20mRyanair
Mon 29/1206:05STN - BFS
Nonstop1h 20mRyanair
Deal found 15/9£40
Wed 10/1216:50BHD - LTN
Nonstop1h 10measyJet
Mon 15/1208:00LTN - BHD
Nonstop1h 25measyJet
Deal found 15/9£40
Sun 19/1023:30BFS - STN
Nonstop1h 20mRyanair
Mon 20/1008:30STN - BFS
Nonstop1h 15mRyanair
Deal found 15/9£40
Fri 14/1116:30BHD - LTN
Nonstop1h 10measyJet
Mon 17/1108:00LTN - BHD
Nonstop1h 25measyJet
Deal found 16/9£41
Sat 20/1210:10BFS - STN
Nonstop1h 15measyJet
Tue 30/1207:50STN - BFS
Nonstop1h 20measyJet
Deal found 15/9£41
Wed 24/1214:50BFS - LTN
Nonstop1h 10measyJet
Wed 31/1207:00LTN - BFS
Nonstop1h 20measyJet
Deal found 15/9£42
Mon 13/1009:50BHD - LTN
Nonstop1h 10measyJet
Mon 20/1008:00LTN - BHD
Nonstop1h 20measyJet
Deal found 14/9£42
Fri 5/1221:20BFS - LGW
Nonstop1h 25measyJet
Mon 8/1206:30LGW - BFS
Nonstop1h 30measyJet
Deal found 15/9£42
Thu 18/906:00BFS - STN
Nonstop1h 20mRyanair
Sun 21/906:45STN - BFS
Nonstop1h 15mRyanair
Deal found 16/9£42
Mon 22/1206:40BFS - LTN
Nonstop1h 10measyJet
Thu 1/107:00LTN - BFS
Nonstop1h 20measyJet
Deal found 15/9£43
Wed 24/1216:50BHD - LTN
Nonstop1h 10measyJet
Fri 2/114:35LTN - BHD
Nonstop1h 15measyJet
Deal found 15/9£43
Mon 22/1206:00BFS - STN
Nonstop1h 20mMultiple Airlines
Sat 27/1207:30STN - BFS
Nonstop1h 20mMultiple Airlines
Deal found 14/9£43

Cheapflights Fare Finder

 
Customise your flight search to find flights from Northern Ireland to London 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 17 September 2025.
Use the filters below to find and compare flights from Northern Ireland to London that are best for you.

Fly from

Northern Ireland

Fly to

London

Route

Depart

Return

Price

BelfastLondon

BFS - STN

BFSSTN

Belfast Intl

Mon 29/9

21:55-23:15

Nonstop1h 20m

London Stansted

Thu 2/10

07:45-09:00

Nonstop1h 15m

£40

BelfastLondon

BFS - STN

BFSSTN

Belfast Intl

Fri 3/10

21:40-23:00

Nonstop1h 20m

London Stansted

Sun 5/10

06:45-08:00

Nonstop1h 15m

£40

BelfastLondon

BFS - STN

BFSSTN

Belfast Intl

Sun 19/10

23:30-00:50

Nonstop1h 20m

London Stansted

Mon 20/10

08:30-09:45

Nonstop1h 15m

£40

BelfastLondon

BHD - LTN

BHDLTN

Belfast City

Fri 14/11

16:30-17:40

Nonstop1h 10m

London Luton

Mon 17/11

08:00-09:25

Nonstop1h 25m

£41

BelfastLondon

BFS - STN

BFSSTN

Belfast Intl

Sat 20/12

10:10-11:25

Nonstop1h 15m

London Stansted

Tue 30/12

07:50-09:10

Nonstop1h 20m

£41

BelfastLondon

BFS - STN

BFSSTN

Belfast Intl

Tue 30/9

15:45-17:05

Nonstop1h 20m

London Stansted

Sat 4/10

08:40-09:55

Nonstop1h 15m

£41

BelfastLondon

BFS - LTN

BFSLTN

Belfast Intl

Wed 24/12

14:50-16:00

Nonstop1h 10m

London Luton

Wed 31/12

07:00-08:20

Nonstop1h 20m

£42

BelfastLondon

BHD - LTN

BHDLTN

Belfast City

Mon 13/10

09:50-11:00

Nonstop1h 10m

London Luton

Mon 20/10

08:00-09:20

Nonstop1h 20m

£42

BelfastLondon

BFS - STN

BFSSTN

Belfast Intl

Fri 31/10

07:50-09:10

Nonstop1h 20m

London Stansted

Fri 7/11

06:05-07:25

Nonstop1h 20m

£42

BelfastLondon

BFS - STN

BFSSTN

Belfast Intl

Sun 21/12

05:45-07:05

Nonstop1h 20m

London Stansted

Wed 31/12

17:30-18:50

Nonstop1h 20m

£42

Flights are sorted by cheapest return flights first.

Deals found on 15/9

Showing 1-10 of 60 results
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Best time to book a flight from Northern Ireland to London

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

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

Currently, January is the cheapest month in which you can book a flight from Northern Ireland to London (average of £112). Flying from Northern Ireland to London in August is currently the most expensive (average of £164). 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 NIR to LON?

Find hourly flight availability from Northern Ireland to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 September 2025.

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 as you normally would.

Related info for your journey

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

    Ryanair, easyJet, and British Airways can get you from Northern Ireland to London in just under 1h 10m. Your travel time will be generally consistent. The distance from Northern Ireland to London is about 296 mi. Most flights are nonstop.

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

    Most travelers choose Belfast Intl - London Gatwick, Belfast Intl - London Luton or Belfast Intl - London Heathrow when deciding on the best route from Northern Ireland to London.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Northern Ireland to London 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 Northern Ireland to London?

    Currently, January is the cheapest month in which you can book a flight from Northern Ireland to London (average of £112). Flying from Northern Ireland to London in August is currently the most expensive (average of £164). 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

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Milton Keynes
Croydon
Hounslow
Slough
Gatwick
Luton
Deal
Wembley
Ilford
Crawley
Hayes
Watford
Winchester
Chichester
Ipswich
Dartford
Guildford
Brentford
Bishop's Stortford
Romford

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Northern Ireland to London

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

Top 6 airlines flying from Northern Ireland to London

Discover the top 6 airlines that operate flights from Northern Ireland to London. 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 17 September 2025.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£26Average£52FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
easyJetCheapest£29Average£85FlexibilityNo cancel feeOn-time86%
Search easyJet flights
RyanairCheapest£50Average£63FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
British AirwaysCheapest£74Average£152FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LoganairCheapest£129Average£216FlexibilityNo cancel feeOn-time79%
Search Loganair flights
Aer LingusCheapest£170Average£219FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus 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 London?

Cheapflights helps you search for flights from Northern Ireland to London 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 London?

Millions of users choose and trust Cheapflights to book the best flight deals from Northern Ireland to London 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 Northern Ireland to London with no change fees?

Certainly. Search results for flights to London from Northern Ireland shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Not ready to book yet? You can track prices for flights from Northern Ireland to London on Cheapflights with our Price Alert feature and get notified when better prices are available.

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