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

One-way options have recently been found by users for as low as £36 on British Airways. Other airlines that offer cheap prices include Loganair from £83 and Aer Lingus from £146 one-way.

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

The most popular flight routes from London Heathrow Airport to Northern Ireland are London Heathrow - Belfast Intl, London Heathrow - Belfast City and London Heathrow - Londonderry Eglinton.

How far in advance should I book a flight from London Heathrow Airport to Northern Ireland?

Users have found that booking a flight from London Heathrow Airport to Northern Ireland at least 44 days early can save you up to 159% on average compared to booking a flight this week. If booking 44 days before your flight isn’t an option for you, users have found flights from London Heathrow Airport to Northern Ireland for as little as £60 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as £115 for flights departing within the next 3 days.

What is the cheapest month to fly from London Heathrow Airport to Northern Ireland?

Flights from London Heathrow Airport to Northern Ireland lean towards being more expensive in August. Prices are generally better when you fly from London Heathrow Airport to Northern Ireland in January, with the cheapest ticket starting at £16.

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

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

How can I find direct flights from Heathrow to Northern Ireland?

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

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

Yes. Cheapflights offers flight deals from Heathrow 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.

£36+ Flights from London Heathrow Airport to Northern Ireland

Cheap flight deals from Heathrow to Northern Ireland

Round-trip from	£74
One-way from	£36
Good round-trip deal	£93 or less
Good one-way deal	£51 or less

British Airways
20/2-26/2
Nonstop
2h 45m total
London to Northern Ireland

Search Deals

British Airways
18/5
Nonstop
1h 25m total
London to Northern Ireland

Search Deals

Price to beat on a round-trip flight from London Heathrow to Northern Ireland.

Search Deals

Price to beat on a one-way flight from London Heathrow to Northern Ireland.

Search Deals

Find flight deals from Heathrow to Northern Ireland

Cheapest flights from Heathrow to Northern Ireland
Explore the most affordable flight options available from Heathrow to Northern Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 January 2025.

Sat 1/1115:45LHR - BHD

Nonstop1h 30mBritish Airways

Sat 15/1115:05BHD - LHR

Nonstop1h 25mBritish Airways

Deal found 21/1£65

Wed 30/416:10LHR - LDY

Nonstop1h 25mLoganair

Wed 21/518:05LDY - LHR

Nonstop1h 30mLoganair

Deal found 21/1£145

Mon 24/220:10LHR - BHD

1 stop20h 35mMultiple Airlines

Thu 27/220:00BHD - LHR

Nonstop1h 20mMultiple Airlines

Deal found 21/1£149

Wed 30/412:05LHR - LDY

1 stop3h 15mMultiple Airlines

Wed 21/518:05LDY - LHR

Nonstop1h 30mMultiple Airlines

Deal found 21/1£153

Fri 25/406:45LHR - BFS

1 stop9h 55mMultiple Airlines

Sun 27/407:15BFS - LHR

1 stop10h 20mMultiple Airlines

Deal found 21/1£156

Tue 18/210:00LHR - BHD

1 stop6h 50mKLM

Tue 25/217:20BHD - LHR

1 stop14h 20mKLM

Deal found 21/1£197

Tue 4/316:10LHR - LDY

Nonstop1h 25mBritish Airways

Thu 6/306:30LDY - LHR

Nonstop1h 30mBritish Airways

Deal found 21/1£208

Wed 19/311:25LHR - CAL

1 stop5h 50mMultiple Airlines

Thu 20/309:05CAL - LHR

1 stop9h 05mMultiple Airlines

Deal found 21/1£237

Best flights from Heathrow to Northern Ireland
Discover carefully curated flight deals from Heathrow to Northern Ireland that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 22 January 2025.

Thu 20/206:45LHR - BHD

Nonstop1h 25mBritish Airways

Wed 26/219:25BHD - LHR

Nonstop1h 20mBritish Airways

Deal found 21/1£74

Tue 4/306:15LHR - BHD

Nonstop1h 25mMultiple Airlines

Tue 11/317:15BHD - LHR

1 stop3h 10mMultiple Airlines

Deal found 21/1£139

Wed 30/416:10LHR - LDY

Nonstop1h 25mLoganair

Wed 21/518:05LDY - LHR

Nonstop1h 30mLoganair

Deal found 21/1£145

Tue 18/210:00LHR - BHD

1 stop6h 50mKLM

Tue 25/217:20BHD - LHR

1 stop14h 20mKLM

Deal found 21/1£197

Wed 30/412:05LHR - LDY

1 stop3h 15mMultiple Airlines

Wed 21/518:05LDY - LHR

Nonstop1h 30mMultiple Airlines

Deal found 21/1£153

Fri 25/406:45LHR - BFS

1 stop9h 55mMultiple Airlines

Sun 27/407:15BFS - LHR

1 stop10h 20mMultiple Airlines

Deal found 21/1£156

Tue 4/316:10LHR - LDY

Nonstop1h 25mBritish Airways

Thu 6/306:30LDY - LHR

Nonstop1h 30mBritish Airways

Deal found 21/1£208

Wed 19/311:25LHR - CAL

1 stop5h 50mMultiple Airlines

Thu 20/309:05CAL - LHR

1 stop9h 05mMultiple Airlines

Deal found 21/1£237

Direct flights from Heathrow to Northern Ireland
Explore direct flight options from Heathrow to Northern Ireland based on user searches, and compare prices and availability for your desired travel dates. Data last updated 22 January 2025.

Thu 20/206:45LHR - BHD

Nonstop1h 25mBritish Airways

Wed 26/219:25BHD - LHR

Nonstop1h 20mBritish Airways

Deal found 21/1£74

Wed 30/416:10LHR - LDY

Nonstop1h 25mLoganair

Wed 21/518:05LDY - LHR

Nonstop1h 30mLoganair

Deal found 21/1£145

Tue 4/316:10LHR - LDY

Nonstop1h 25mBritish Airways

Thu 6/306:30LDY - LHR

Nonstop1h 30mBritish Airways

Deal found 21/1£208

Last-minute flights from Heathrow to Northern Ireland
Discover last-minute flight deals from Heathrow to Northern Ireland. Data last updated 22 January 2025 and is based on user searches.

Sat 25/116:20LHR - CAL

2 stops40h 25mMultiple Airlines

Mon 27/117:35CAL - LHR

2 stops16h 45mMultiple Airlines

Deal found 21/1£449

Wed 29/112:55LHR - BFS

1 stop7h 15mMultiple Airlines

Thu 30/121:40BFS - LHR

1 stop9h 35mMultiple Airlines

Deal found 21/1£275

Fri 31/120:20LHR - LDY

Nonstop1h 25mLoganair

Mon 3/218:05LDY - LHR

Nonstop1h 30mLoganair

Deal found 21/1£259

Fri 31/107:30LHR - LDY

1 stop5h 25mMultiple Airlines

Mon 3/218:05LDY - LHR

Nonstop1h 30mMultiple Airlines

Deal found 21/1£298

Sat 1/215:45LHR - BHD

Nonstop1h 30mBritish Airways

Sat 8/218:00BHD - LHR

Nonstop1h 20mBritish Airways

Deal found 21/1£102

Sat 1/215:45LHR - BHD

Nonstop1h 30mMultiple Airlines

Sat 8/218:00BHD - LHR

1 stop14h 00mMultiple Airlines

Deal found 21/1£201

Sat 1/208:40LHR - BHD

1 stop8h 10mKLM

Sat 8/217:20BHD - LHR

1 stop14h 20mKLM

Deal found 21/1£255

Tue 18/208:45LHR - LDY

Nonstop1h 30mLoganair

Tue 25/218:05LDY - LHR

Nonstop1h 30mLoganair

Deal found 21/1£152

Tue 18/210:00LHR - BHD

1 stop6h 50mKLM

Tue 25/217:20BHD - LHR

1 stop14h 20mKLM

Deal found 21/1£197

Thu 20/206:45LHR - BHD

Nonstop1h 25mBritish Airways

Wed 26/219:25BHD - LHR

Nonstop1h 20mBritish Airways

Deal found 21/1£74

Fri 21/206:05LHR - BFS

1 stop3h 05mMultiple Airlines

Fri 28/207:00BFS - LHR

1 stop9h 15mMultiple Airlines

Deal found 21/1£172

Mon 24/220:10LHR - BHD

1 stop20h 35mMultiple Airlines

Thu 27/220:00BHD - LHR

Nonstop1h 20mMultiple Airlines

Deal found 21/1£149

One-way flights from Heathrow to Northern Ireland
Search for one-way flight options from Heathrow to Northern Ireland. Find affordable one-way fares based on user searches. Data last updated 22 January 2025.

Sun 18/515:50LHR - BHD

Nonstop1h 25mBritish Airways

Deal found 21/1£36

Wed 5/216:10LHR - LDY

Nonstop1h 25mBritish Airways

Deal found 21/1£75

Tue 4/306:25LHR - BFS

1 stop25h 25mMultiple Airlines

Deal found 21/1£76

Mon 10/320:10LHR - BHD

1 stop20h 35mMultiple Airlines

Deal found 21/1£79

Wed 5/216:10LHR - LDY

Nonstop1h 25mLoganair

Deal found 21/1£83

Sun 16/220:45LHR - BHD

2 stops24h 10mAer Lingus

Deal found 21/1£146

Sun 23/206:55LHR - LDY

1 stop13h 30mMultiple Airlines

Deal found 21/1£176

Thu 6/209:00LHR - BHD

2 stops7h 50mAir France

Deal found 21/1£190

Fri 25/409:45LHR - BHD

3 stops27h 45mLoganair

Deal found 21/1£367

Find flights from Heathrow to Northern Ireland within your budget

Fly from

Fly to

Route

Depart

Return

Price

LondonBelfast

LHR - BHD

LHRBHD

London Heathrow

Thu 20/2

06:45-08:10

Nonstop1h 25m

Belfast City

Wed 26/2

19:25-20:45

Nonstop1h 20m

£74

LondonBelfast

LHR - BHD

LHRBHD

London Heathrow

Tue 4/3

06:15-07:40

Nonstop1h 25m

Belfast City

Tue 11/3

17:15-20:25

1 stop3h 10m

£139

LondonLondonderry

LHR - LDY

LHRLDY

London Heathrow

Wed 30/4

16:10-17:35

Nonstop1h 25m

Londonderry Eglinton

Wed 21/5

18:05-19:35

Nonstop1h 30m

£145

LondonLondonderry

LHR - LDY

LHRLDY

London Heathrow

Wed 30/4

12:05-15:20

1 stop3h 15m

Londonderry Eglinton

Wed 21/5

18:05-19:35

Nonstop1h 30m

£153

LondonBelfast

LHR - BFS

LHRBFS

London Heathrow

Fri 25/4

06:45-16:40

1 stop9h 55m

Belfast Intl

Sun 27/4

07:15-17:35

1 stop10h 20m

£156

LondonBelfast

LHR - BHD

LHRBHD

London Heathrow

Tue 18/2

10:00-16:50

1 stop6h 50m

Belfast City

Tue 25/2

17:20-07:40

1 stop14h 20m

£197

LondonLondonderry

LHR - LDY

LHRLDY

London Heathrow

Tue 4/3

16:10-17:35

Nonstop1h 25m

Londonderry Eglinton

Thu 6/3

06:30-08:00

Nonstop1h 30m

£208

LondonCampbeltown

LHR - CAL

LHRCAL

London Heathrow

Wed 19/3

11:25-17:15

1 stop5h 50m

Campbeltown Machrihanish

Thu 20/3

09:05-18:10

1 stop9h 05m

£237

LondonBelfast

LHR - BHD

LHRBHD

London Heathrow

Sun 18/5

15:50-17:15

Nonstop1h 25m

£36

LondonLondonderry

LHR - LDY

LHRLDY

London Heathrow

Wed 5/2

16:10-17:35

Nonstop1h 25m

£75

Flights are sorted by cheapest return flights first.

Deals found on 21/1

Showing 1-10 of 18 results

Best time to book a flight from Heathrow to Northern Ireland

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

Travel insights for flights from Heathrow to Northern Ireland

Get recent, data-driven insights about flights from Heathrow to Northern Ireland including ideal travel times, pricing trends, and more.

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

Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Northern Ireland (average of £67). Flying from London Heathrow Airport to Northern Ireland in July is currently the most expensive (average of £90). 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 LHR to NIR?

When flying from London Heathrow Airport to Northern Ireland, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Northern Ireland by month

In terms of precipitation, rainfall in Northern Ireland ranges from 50.0 - 90.0 inches per month. October is typically the wettest month, when rainfall can reach 90.0 mm. April is typically the driest time to visit Northern Ireland when rainfall is around 50.0 mm.

Temperature in Northern Ireland by month

If weather is an important factor for your trip to Northern Ireland, 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 16.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).

Reviews of airlines servicing Northern Ireland

Get a feel of what it's like to fly with KLM, British Airways and Loganair from London to Northern Ireland by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

KLM

7.8

Good

1,341 reviews

Check prices

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

KLM

7.8

Good

1,341 reviews

KLM

7.8

Good

1,341 reviews

Check prices

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Air France

7.4

Good

1,490 reviews

KLM

7.8

Good

1,341 reviews

Check prices

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Aer Lingus

7.1

Good

1,082 reviews

KLM

7.8

Good

1,341 reviews

Check prices

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

British Airways

6.6

Okay

6,834 reviews

KLM

7.8

Good

1,341 reviews

Check prices

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Related info for your journey

What are the cheapest airlines to fly from London Heathrow Airport to Northern Ireland one-way?
One-way options have recently been found by users for as low as £36 on British Airways. Other airlines that offer cheap prices include Loganair from £83 and Aer Lingus from £146 one-way.
What are the most popular routes from London Heathrow Airport to Northern Ireland?
The most popular flight routes from London Heathrow Airport to Northern Ireland are London Heathrow - Belfast Intl, London Heathrow - Belfast City and London Heathrow - Londonderry Eglinton.
Can I find deals for flights from Heathrow to Northern Ireland that include hotel bookings?
Yes. In addition to deals on Heathrow to Northern Ireland flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Heathrow to Northern Ireland?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Northern Ireland.
Can I find deals for business class flights from Heathrow to Northern Ireland?
Yes. Cheapflights offers flight deals from Heathrow 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 Heathrow Airport to Northern Ireland?
Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Northern Ireland (average of £67). Flying from London Heathrow Airport to Northern Ireland in July is currently the most expensive (average of £90). 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

Alternative routes for Heathrow to Northern Ireland

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Gatwick to Edinburgh flights

Stansted to Edinburgh flights

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Gatwick to Manchester flights

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London City to Inverness flights

London City to Aberdeen flights

London City to Manchester flights

Luton to Inverness flights

Heathrow to Newcastle upon Tyne flights

Heathrow to Newquay flights

Stansted to Aberdeen flights

Heathrow to Isle of Benbecula flights

Stansted to Manchester flights

Luton to Aberdeen flights

Heathrow to Liverpool flights

Luton to Manchester flights

Gatwick to Liverpool flights

Luton to Liverpool flights

Stansted to Liverpool flights

London City to Liverpool flights

London City to Newquay flights

Heathrow to Gatwick flights

Heathrow to Cardiff flights

London City to Newcastle upon Tyne flights

London City to Cardiff flights

Gatwick to Newcastle upon Tyne flights

Stansted to Newcastle upon Tyne flights

Direct flights to United Kingdom

Top 3 airlines flying from Heathrow to Northern Ireland

Airline	Cheapest	Average	Flexibility	On-time
easyJet	Cheapest£39	Average£83	FlexibilityNo cancel fee	On-time86%	Search easyJet flights
British Airways	Cheapest£80	Average£152	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Loganair	Cheapest£136	Average£184	FlexibilityNo cancel fee	On-time79%	Search Loganair flights

Fly with Cheapflights

How does Cheapflights help users find flights from Heathrow 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 Heathrow today with Cheapflights!

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Heathrow to Northern Ireland for you. Better yet — we are completely free to use.

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

Yes! Cheapflights helps users easily find flights from Heathrow to Northern Ireland with no change fees.

Can Cheapflights notify me if prices for flights from Heathrow to Northern Ireland 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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Cheap flights from London Heathrow Airport to Northern Ireland from £36

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 18/5. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Heathrow to Northern Ireland

Round-trip from

One-way from

Good round-trip deal

Good one-way deal

Find flight deals from Heathrow to Northern Ireland

Cheapest flights from Heathrow to Northern IrelandExplore the most affordable flight options available from Heathrow to Northern Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 January 2025.

Explore the most affordable flight options available from Heathrow to Northern Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 January 2025.

Find flights from Heathrow to Northern Ireland within your budget

Best time to book a flight from Heathrow to Northern Ireland

Have a flexible travel schedule? Discover the best time to fly to Northern Ireland from Heathrow with our price prediction graph.

Travel insights for flights from Heathrow to Northern Ireland

Get recent, data-driven insights about flights from Heathrow to Northern Ireland including ideal travel times, pricing trends, and more.

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

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

Find hourly flight availability from Heathrow 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 22 January 2025.

Rainfall in Northern Ireland by month

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

Temperature in Northern Ireland by month

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

Reviews of airlines servicing Northern Ireland

Get a feel of what it's like to fly with KLM, British Airways and Loganair from London to Northern Ireland by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Northern Ireland. 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 London Heathrow Airport to Northern Ireland one-way?

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

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

How can I find direct flights from Heathrow to Northern Ireland?

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

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

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 Heathrow to Northern Ireland

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from Heathrow to Northern Ireland

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 Heathrow to Northern Ireland?

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

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

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

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Cheapest flights from Heathrow to Northern Ireland
Explore the most affordable flight options available from Heathrow to Northern Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 January 2025.