What is the cheapest airline that flies from London Heathrow to Northern Ireland?

British Airways and Loganair are the most popular carriers operating from London Heathrow to Northern Ireland

Which airlines fly to Northern Ireland?

British Airways, Loganair and easyJet are the top three most popular airlines that fly to Northern Ireland from London Heathrow Airport according to our data. British Airways is the first choice among our users, with 85% of people opting to fly with this airline when travelling to Northern Ireland. Keep in mind that there are 3 different airlines that fly to Northern Ireland on a routine basis, so you have a few additional options to choose from.

How many operators does momondo search for flights from London Heathrow Airport to Northern Ireland?

As of August 2025, there are 3 operators available to choose from for flights from London Heathrow Airport to Northern Ireland.

How old do you have to be to fly from London Heathrow Airport to Northern Ireland?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport to Northern Ireland.

What documentation or ID do you need to fly to Northern Ireland?

The necessary travel and health documents for your Northern Ireland trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

£42 Cheap Flights from London Heathrow Airport to Northern Ireland in 2025

Q: How many flights depart from London Heathrow Airport to Northern Ireland on average per day?

As of August 2025, there are 26 flights per day flying from London Heathrow Airport to Northern Ireland. The most common time of day flights depart is 19:00, with 34% of flights taking off at midday.

Q: How many flights depart from London Heathrow Airport to Northern Ireland on average per week?

The number of flights available between London Heathrow Airport and Northern Ireland is 183 per week as of August 2025. The most frequent departure day is Fri, with 30% of weekly flights leaving on this day.

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Find the cheapest flights from London Heathrow Airport to Northern Ireland

Round-trip

One-way

Last minute

Direct

Cheap return flights

06:15 - 07:40LHR-BHD

1h 25mdirect

06:45 - 08:20BHD-LHR

1h 35mdirect

£84British Airways

Find Deal

Tue, 23 Dec - Fri, 26 Dec

16:10 - 17:30LHR-BHD

1h 20mdirect

20:05 - 21:25BHD-LHR

1h 20mdirect

£89British Airways

Find Deal

Tue, 7 Oct - Fri, 10 Oct

06:05 - 07:30LHR-BHD

1h 25mdirect

18:00 - 19:20BHD-LHR

1h 20mdirect

£90British Airways

Find Deal

Fri, 28 Nov - Sat, 29 Nov

06:15 - 07:35LHR-BHD

1h 20mdirect

15:50 - 17:10BHD-LHR

1h 20mdirect

£91British Airways

Find Deal

Thu, 16 Oct - Sun, 19 Oct

07:30 - 08:50LHR-BHD

1h 20mdirect

17:45 - 19:05BHD-LHR

1h 20mdirect

£91British Airways

Find Deal

Thu, 18 Sep - Thu, 6 Nov

07:25 - 08:45LHR-BHD

1h 20mdirect

18:30 - 19:50BHD-LHR

1h 20mdirect

£92British Airways

Find Deal

Fri, 10 Oct - Mon, 13 Oct

08:45 - 10:15LHR-LDY

1h 30mdirect

18:05 - 19:35LDY-LHR

1h 30mdirect

£144Loganair

Find Deal

Tue, 2 Dec - Fri, 5 Dec

11:20 - 12:50LHR-LDY

1h 30mdirect

09:05 - 10:35LDY-LHR

1h 30mdirect

£156Loganair

Find Deal

Sun, 14 Sep - Sun, 21 Sep

21:55 - 08:55LHR-BFS

11h 00m1 stop

17:40 - 20:55BFS-LHR

3h 15m1 stop

£156

Find Deal

Sat, 30 Aug - Wed, 3 Sep

16:15 - 17:40LHR-LDY

1h 25mdirect

06:30 - 08:00LDY-LHR

1h 30mdirect

£168Loganair

Find Deal

Sat, 13 Sep - Sat, 20 Sep

British Airways flights from London Heathrow Airport to Northern Ireland

Our best British Airways deals on London Heathrow Airport to Northern Ireland flight tickets

British Airways

23 Dec

LHR06:15London Heathrow

1h 25m

BHD07:40Belfast City

26 Dec

BHD06:45Belfast City

1h 35m

LHR08:20London Heathrow

£84

Find similar

British Airways

7 Oct

LHR16:10London Heathrow

1h 20m

BHD17:30Belfast City

10 Oct

BHD20:05Belfast City

1h 20m

LHR21:25London Heathrow

£89

Find similar

British Airways

28 Nov

LHR06:05London Heathrow

1h 25m

BHD07:30Belfast City

29 Nov

BHD18:00Belfast City

1h 20m

LHR19:20London Heathrow

£90

Find similar

Loganair flights from London Heathrow Airport to Northern Ireland

Our best Loganair deals on London Heathrow Airport to Northern Ireland flight tickets

Loganair

2 Dec

LHR08:45London Heathrow

1h 30m

LDY10:15Londonderry Eglinton

5 Dec

LDY18:05Londonderry Eglinton

1h 30m

LHR19:35London Heathrow

£144

Find similar

Loganair

14 Sept

LHR11:20London Heathrow

1h 30m

LDY12:50Londonderry Eglinton

21 Sept

LDY09:05Londonderry Eglinton

1h 30m

LHR10:35London Heathrow

£156

Find similar

Loganair

13 Sept

LHR16:15London Heathrow

1h 25m

LDY17:40Londonderry Eglinton

20 Sept

LDY06:30Londonderry Eglinton

1h 30m

LHR08:00London Heathrow

£168

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from London Heathrow Airport to Northern Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonBelfast

LHR - BHD

LHRBHD

London Heathrow

Tue 23/12

06:15-07:40

Nonstop1h 25m

Belfast City

Fri 26/12

06:45-08:20

Nonstop1h 35m

£84

LondonBelfast

LHR - BHD

LHRBHD

London Heathrow

Tue 7/10

16:10-17:30

Nonstop1h 20m

Belfast City

Fri 10/10

20:05-21:25

Nonstop1h 20m

£89

LondonBelfast

LHR - BHD

LHRBHD

London Heathrow

Fri 28/11

06:05-07:30

Nonstop1h 25m

Belfast City

Sat 29/11

18:00-19:20

Nonstop1h 20m

£90

LondonBelfast

LHR - BHD

LHRBHD

London Heathrow

Thu 16/10

06:15-07:35

Nonstop1h 20m

Belfast City

Sun 19/10

15:50-17:10

Nonstop1h 20m

£91

LondonBelfast

LHR - BHD

LHRBHD

London Heathrow

Thu 18/9

07:30-08:50

Nonstop1h 20m

Belfast City

Thu 6/11

17:45-19:05

Nonstop1h 20m

£91

LondonBelfast

LHR - BHD

LHRBHD

London Heathrow

Fri 10/10

07:25-08:45

Nonstop1h 20m

Belfast City

Mon 13/10

18:30-19:50

Nonstop1h 20m

£92

LondonLondonderry

LHR - LDY

LHRLDY

London Heathrow

Tue 2/12

08:45-10:15

Nonstop1h 30m

Londonderry Eglinton

Fri 5/12

18:05-19:35

Nonstop1h 30m

£144

LondonLondonderry

LHR - LDY

LHRLDY

London Heathrow

Sun 14/9

11:20-12:50

Nonstop1h 30m

Londonderry Eglinton

Sun 21/9

09:05-10:35

Nonstop1h 30m

£156

LondonBelfast

LHR - BFS

LHRBFS

London Heathrow

Sat 30/8

21:55-08:55

1 stop11h 00m

Belfast Intl

Wed 3/9

17:40-20:55

1 stop3h 15m

£156

LondonLondonderry

LHR - LDY

LHRLDY

London Heathrow

Sat 13/9

16:15-17:40

Nonstop1h 25m

Londonderry Eglinton

Sat 20/9

06:30-08:00

Nonstop1h 30m

£168

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from London Heathrow Airport to Northern Ireland

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Northern Ireland?

In general, January is the cheapest month to fly from London Heathrow Airport to Northern Ireland. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £100. If you’re not able to fly to Northern Ireland in January, then March is your next best option. Flight prices from London Heathrow Airport to Northern Ireland during March average around £100.

What is the cheapest day to depart on your flight to Northern Ireland?

The cheapest day to depart from London Heathrow Airport to Northern Ireland is on a Wednesday. Travellers who choose to depart for Northern Ireland on a Wednesday will often find tickets for as low as £101. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around £117. These prices are subject to change though, so be sure to set up a Price Alert for flights to Northern Ireland.

What is the cheapest time of day to depart on your flight to Northern Ireland?

Flying to Northern Ireland from London Heathrow Airport in the morning is the least expensive time of day to depart. momondo users have found prices as low as £120 when looking at flights departing in the morning. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are £145 on average. Flights to Northern Ireland from London Heathrow Airport in the afternoon are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest London Heathrow to Northern Ireland flight route?

Fly from London Heathrow to Belfast City for the best London Heathrow - Northern Ireland flight prices

How far in advance should I book a flight to Northern Ireland?

You are more likely to see cheaper flights to Northern Ireland from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Northern Ireland for around £128 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Northern Ireland from London Heathrow Airport for as low as £88 on momondo.

What cabin class options are available on London Heathrow to Northern Ireland flights?

There are 3 cabin classes available to choose from on London Heathrow to Northern Ireland flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap London Heathrow Airport to Northern Ireland flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Northern Ireland

Best price found	£42
Fastest flight time	1h 15m
Direct flights	Every day
Airports in Northern Ireland	3 airports

The best one-way flight to Northern Ireland from London Heathrow Airport in the past 72 hours is £42. The best return flight deal from London Heathrow Airport to Northern Ireland found on momondo in the last 72 hours is £84.

The fastest flight from London Heathrow Airport to Northern Ireland takes 1h 15m

Direct flights go from London Heathrow Airport to Northern Ireland every day.

There are 3 airports near Northern Ireland: Londonderry Eglinton (LDY), Belfast Intl (BFS), Belfast City (BHD)

Search flight deals

When did momondo last update prices for flights from London Heathrow Airport to Northern Ireland?
Prices for flights from London Heathrow Airport to Northern Ireland are updated daily.
How many operators does momondo search for flights from London Heathrow Airport to Northern Ireland?
As of August 2025, there are 3 operators available to choose from for flights from London Heathrow Airport to Northern Ireland.
How old do you have to be to fly from London Heathrow Airport to Northern Ireland?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport to Northern Ireland.
What documentation or ID do you need to fly to Northern Ireland?
The necessary travel and health documents for your Northern Ireland trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from London Heathrow Airport to Northern Ireland?
momondo data reveals that the most frequently booked plane model on the route from London Heathrow Airport to Northern Ireland is Airbus A320-100/200, representing 33.87% of all bookings. The subsequent popular models are Airbus A319 at 31.33%, Airbus A320neo at 9.19%, and Embraer ERJ-145 at 7.68%.

Best airlines flying from London Heathrow Airport to Northern Ireland

Compare and see reviews for airlines that fly from London Heathrow Airport to Northern Ireland with momondo

Airline	Rating	Free Cancellation	Price
easyJet	PriceFrom £31	Free Cancellation	Rating 6.9 1,822 reviews	Search easyJet flights
British Airways	PriceFrom £79	Free Cancellation	Rating 6.6 7,222 reviews	Search British Airways flights
Loganair	PriceFrom £131	Free Cancellation	Rating 8.5 18 reviews	Search Loganair flights

Why use momondo?

Why should I use momondo to find a flight deal from London to Northern Ireland?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to Northern Ireland . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from London to Northern Ireland with flexible booking policies on momondo?

All flight searches from London to Northern Ireland on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from London to Northern Ireland?

momondo provides multiple filters to help you find the best flight to Northern Ireland from London. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from London to Northern Ireland right now. Can momondo alert me if prices change?

Yes. momondo can track prices for London to Northern Ireland flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Northern Ireland trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

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Find better results for your trip to Northern Ireland

Popular Cities in Northern Ireland

Flights to Londonfrom £30

Flights to Manchesterfrom £32

Flights to Birminghamfrom £33

Flights to Edinburghfrom £29

Flights to Belfastfrom £30

Flights to Glasgowfrom £31

Flights to Bristolfrom £34

Flights to Newcastle upon Tynefrom £34

Flights to Aberdeenfrom £51

Flights to Liverpoolfrom £31

Flights to Leedsfrom £35

Flights to Invernessfrom £36

Cheap flights from London Heathrow Airport to Northern Ireland from £42

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Big names, great deals

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Find the cheapest flights from London Heathrow Airport to Northern Ireland

Cheap return flights

Cheap one-way flights

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Cheap direct flights

British Airways flights from London Heathrow Airport to Northern Ireland

Our best British Airways deals on London Heathrow Airport to Northern Ireland flight tickets

Loganair flights from London Heathrow Airport to Northern Ireland

Our best Loganair deals on London Heathrow Airport to Northern Ireland flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from London Heathrow Airport to Northern Ireland that are best for you.

See travel insights to Northern Ireland from

How to get the cheapest flight ticket from London Heathrow Airport to Northern Ireland

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Northern Ireland?

What is the cheapest day to depart on your flight to Northern Ireland?

What is the cheapest time of day to depart on your flight to Northern Ireland?

What is the cheapest London Heathrow to Northern Ireland flight route?

Fly from London Heathrow to Belfast City for the best London Heathrow - Northern Ireland flight prices

How far in advance should I book a flight to Northern Ireland?

What cabin class options are available on London Heathrow to Northern Ireland flights?

There are 3 cabin classes available to choose from on London Heathrow to Northern Ireland flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

What is the cheapest airline that flies from London Heathrow to Northern Ireland?

British Airways and Loganair are the most popular carriers operating from London Heathrow to Northern Ireland

Which airlines fly to Northern Ireland?

How many flights depart from London Heathrow Airport to Northern Ireland on average per day?

As of August 2025, there are 26 flights per day flying from London Heathrow Airport to Northern Ireland. The most common time of day flights depart is 19:00, with 34% of flights taking off at midday.

How many flights depart from London Heathrow Airport to Northern Ireland on average per week?

The number of flights available between London Heathrow Airport and Northern Ireland is 183 per week as of August 2025. The most frequent departure day is Fri, with 30% of weekly flights leaving on this day.

Cheap London Heathrow Airport to Northern Ireland flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Northern Ireland

Best price found

Fastest flight time

Direct flights

Airports in Northern Ireland

When did momondo last update prices for flights from London Heathrow Airport to Northern Ireland?

How many operators does momondo search for flights from London Heathrow Airport to Northern Ireland?

How old do you have to be to fly from London Heathrow Airport to Northern Ireland?

What documentation or ID do you need to fly to Northern Ireland?

What is the most popular plane model from London Heathrow Airport to Northern Ireland?

Best airlines flying from London Heathrow Airport to Northern Ireland

Compare and see reviews for airlines that fly from London Heathrow Airport to Northern Ireland with momondo

Why use momondo?

Why should I use momondo to find a flight deal from London to Northern Ireland?

Can I find flights from London to Northern Ireland with flexible booking policies on momondo?

How can momondo help me find flights from London to Northern Ireland?

I’m not ready to book a flight from London to Northern Ireland right now. Can momondo alert me if prices change?

An easier way to manage your Northern Ireland trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Northern Ireland

Popular Cities in Northern Ireland

Popular flights according to clicks in the last 7 days on momondo