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Cheap flights from Northern Ireland to London from £23

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 28/5. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — LON
4 May — 11 May1
1 adult

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 29 April 2025.

Round-trip from

£46

One-way from

£23

Popular in

June

Cheapest in

January

Average price

£61

Good round-trip deal

£47 or less

Good one-way deal

£30 or less
easyJet
  • easyJet
  • 6/6-18/6
  • Nonstop
  • 2h 30m total
  • Northern Ireland to London
Search Deals
easyJet
  • easyJet
  • 28/5
  • Nonstop
  • 1h 10m total
  • Northern Ireland to London
Search Deals
Highest demand for flights based on searches. 18% potential increase in price (£10 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£2 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 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 29 April 2025.

Fri 6/622:00BFS - LTN
Nonstop1h 10measyJet
Wed 18/607:00LTN - BFS
Nonstop1h 20measyJet
Deal found 28/4£46
Thu 12/619:00BFS - STN
Nonstop1h 20mRyanair
Thu 19/607:45STN - BFS
Nonstop1h 15mRyanair
Deal found 28/4£46
Mon 2/606:45BFS - STN
Nonstop1h 20measyJet
Wed 4/607:50STN - BFS
Nonstop1h 20measyJet
Deal found 28/4£47
Thu 12/615:40BHD - LTN
Nonstop1h 10measyJet
Tue 17/610:45LTN - BHD
Nonstop1h 20measyJet
Deal found 28/4£49
Tue 10/620:55BFS - LGW
Nonstop1h 30measyJet
Wed 11/606:00LGW - BFS
Nonstop1h 30measyJet
Deal found 28/4£49
Mon 26/507:05BHD - LGW
Nonstop1h 25measyJet
Mon 2/606:45LGW - BHD
Nonstop1h 25measyJet
Deal found 29/4£55
Sat 17/506:00BFS - STN
Nonstop1h 20mMultiple Airlines
Sat 17/512:15STN - BFS
Nonstop1h 15mMultiple Airlines
Deal found 28/4£58
Thu 12/621:10BFS - LGW
Nonstop1h 35mMultiple Airlines
Thu 19/620:25LGW - BFS
1 stop12h 30mMultiple Airlines
Deal found 28/4£79
Tue 20/509:05BFS - LTN
Nonstop1h 10mMultiple Airlines
Wed 21/513:20LTN - BFS
1 stop26h 35mMultiple Airlines
Deal found 28/4£79
Fri 5/1206:45BHD - LHR
Nonstop1h 35mBritish Airways
Sun 7/1206:50LHR - BHD
Nonstop1h 25mBritish Airways
Deal found 28/4£81
Fri 2/506:05BFS - STN
Nonstop1h 20mRyanair
Sun 4/506:45STN - BFS
Nonstop1h 15mRyanair
Deal found 28/4£91
Thu 12/615:40BHD - LTN
Nonstop1h 10mMultiple Airlines
Wed 18/613:50LTN - BHD
1 stop7h 20mMultiple Airlines
Deal found 28/4£112

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 29 April 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 - LTN

BFSLTN

Belfast Intl

Fri 6/6

22:00-23:10

Nonstop1h 10m

London Luton

Wed 18/6

07:00-08:20

Nonstop1h 20m

£46

BelfastLondon

BFS - STN

BFSSTN

Belfast Intl

Thu 12/6

19:00-20:20

Nonstop1h 20m

London Stansted

Thu 19/6

07:45-09:00

Nonstop1h 15m

£46

BelfastLondon

BFS - STN

BFSSTN

Belfast Intl

Tue 17/6

19:55-21:10

Nonstop1h 15m

London Stansted

Sat 21/6

12:30-13:50

Nonstop1h 20m

£46

BelfastLondon

BHD - LTN

BHDLTN

Belfast City

Thu 12/6

15:40-16:50

Nonstop1h 10m

London Luton

Tue 17/6

10:45-12:05

Nonstop1h 20m

£49

BelfastLondon

BFS - LGW

BFSLGW

Belfast Intl

Tue 10/6

20:55-22:25

Nonstop1h 30m

London Gatwick

Wed 11/6

06:00-07:30

Nonstop1h 30m

£49

BelfastLondon

BHD - LGW

BHDLGW

Belfast City

Mon 26/5

07:05-08:30

Nonstop1h 25m

London Gatwick

Mon 2/6

06:45-08:10

Nonstop1h 25m

£55

BelfastLondon

BFS - STN

BFSSTN

Belfast Intl

Sat 17/5

06:00-07:20

Nonstop1h 20m

London Stansted

Sat 17/5

12:15-13:30

Nonstop1h 15m

£58

BelfastLondon

BFS - LGW

BFSLGW

Belfast Intl

Thu 12/6

21:10-22:45

Nonstop1h 35m

London Gatwick

Thu 19/6

20:25-08:55

1 stop12h 30m

£78

BelfastLondon

BFS - LTN

BFSLTN

Belfast Intl

Tue 20/5

09:05-10:15

Nonstop1h 10m

London Luton

Wed 21/5

13:20-15:55

1 stop26h 35m

£79

BelfastLondon

BHD - LHR

BHDLHR

Belfast City

Sat 4/10

19:00-20:20

Nonstop1h 20m

London Heathrow

Sun 5/10

17:50-19:15

Nonstop1h 25m

£88

Flights are sorted by cheapest return flights first.

Deals found on 28/4

Showing 1-10 of 51 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 29 April 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.

Rainfall in London by month

Plan your trip to London by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London when rainfall is around 40.0 mm.

Temperature in London by month

Plan your trip to London by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated 29 April 2025.
To help decide which airline to fly from Northern Ireland to London, see what other customers have to say about KLM, Aer Lingus and Iberia. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,333 reviews
Check prices

Comfort

7.7

Entertainment

7.1

Crew

8.4

Food

7.2

Overall

7.8

Boarding

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
KLM
7.8
Good
1,333 reviews
KLM
7.8
Good
1,333 reviews
Check prices

Comfort

7.7

Entertainment

7.1

Crew

8.4

Food

7.2

Overall

7.8

Boarding

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
Aer Lingus
7.0
Good
1,076 reviews
KLM
7.8
Good
1,333 reviews
Check prices

Comfort

7.7

Entertainment

7.1

Crew

8.4

Food

7.2

Overall

7.8

Boarding

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
Iberia
7.0
Good
2,696 reviews
KLM
7.8
Good
1,333 reviews
Check prices

Comfort

7.7

Entertainment

7.1

Crew

8.4

Food

7.2

Overall

7.8

Boarding

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
easyJet
6.9
Okay
1,799 reviews
KLM
7.8
Good
1,333 reviews
Check prices

Comfort

7.7

Entertainment

7.1

Crew

8.4

Food

7.2

Overall

7.8

Boarding

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
Ryanair
6.8
Okay
5,053 reviews
KLM
7.8
Good
1,333 reviews
Check prices

Comfort

7.7

Entertainment

7.1

Crew

8.4

Food

7.2

Overall

7.8

Boarding

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.

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.

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

    To fly one-way, consider booking your trip with easyJet, which is currently one of the cheapest options available, starting at £23. Ryanair flights start at £28 while deals on Ryanair start at £31 one-way.

  • 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 Stansted 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 Northern Ireland?

Book flights to Northern Ireland if you plan to visit one of these locations
Deal
Hounslow
Milton Keynes
Gatwick
Luton
Slough
Croydon
Eastbourne
Ilford
Hayes
Southend-on-Sea
Crawley
Wembley
Ipswich
Maidstone
Winchester
Folkestone
Dartford
Watford
Chichester

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 London

See prices for flight routes from nearby airports that may be better suited for you.
Belfast Intl to Gatwick flights
Gatwick to Edinburgh flights
Stansted to Edinburgh flights
Luton to Edinburgh flights
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Belfast Intl to Edinburgh flights
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Aberdeen to Gatwick flights
Manchester to London City flights
Birmingham to Edinburgh flights
Manchester to Luton flights
Belfast City to Luton flights
London City to Manchester flights
Stansted to Manchester flights
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Southampton to Edinburgh flights
Heathrow to Newquay flights
Belfast Intl to Manchester flights
Manchester to Gatwick flights
Luton to Manchester flights
Aberdeen to Luton flights
Aberdeen to London City flights
Belfast City to Manchester flights
Southend to Newquay flights
Exeter to Heathrow flights

Top 5 airlines flying from Northern Ireland to London

Discover the top 5 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 29 April 2025.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£26Average£47FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
RyanairCheapest£28Average£47FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
easyJetCheapest£30Average£77FlexibilityNo cancel feeOn-time86%
Search easyJet flights
British AirwaysCheapest£74Average£152FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LoganairCheapest£130Average£211FlexibilityNo 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 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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