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.

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).

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

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

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

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

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

Yes. Cheapflights offers flight deals from Ireland 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.

£42+ Flights from Ireland to Northern Ireland

Cheap flight deals from Ireland to Northern Ireland

Enter your travel dates to find the best prices.

Cheapest flights from Ireland to Northern Ireland
Explore the most affordable flight options available from Ireland to Northern Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 December 2025.

Mon 8/1222:35DUB - BFS

1 stop9h 00mMultiple Airlines

Mon 15/1220:30BFS - DUB

1 stop4h 20mMultiple Airlines

Deal found 1/12£95

Wed 17/1206:40DUB - BFS

1 stop6h 35mMultiple Airlines

Sun 21/1209:10BFS - DUB

1 stop12h 55mMultiple Airlines

Deal found 1/12£101

Sat 6/1220:50DUB - BFS

1 stop9h 55mMultiple Airlines

Fri 12/1210:00BFS - DUB

1 stop7h 10mMultiple Airlines

Deal found 30/11£108

Wed 31/1218:00KIR - BFS

2 stops22h 15mMultiple Airlines

Wed 7/121:00BFS - KIR

1 stop13h 15mMultiple Airlines

Deal found 1/12£111

Tue 16/1215:25ORK - BFS

1 stop18h 55mMultiple Airlines

Mon 22/1209:00BFS - ORK

1 stop12h 50mMultiple Airlines

Deal found 1/12£111

Fri 12/1206:15DUB - BFS

1 stop17h 00mMultiple Airlines

Sun 14/1215:00BFS - DUB

1 stop16h 20mMultiple Airlines

Deal found 1/12£112

Wed 17/1206:50DUB - BHD

1 stop4h 30mMultiple Airlines

Sun 21/1218:40BHD - DUB

1 stop5h 15mMultiple Airlines

Deal found 1/12£112

Sun 28/1220:20DUB - BFS

1 stop11h 05mMultiple Airlines

Sun 4/122:05BFS - DUB

1 stop10h 55mMultiple Airlines

Deal found 30/11£119

Mon 8/1205:45DUB - BHD

1 stop4h 00mMultiple Airlines

Mon 15/1217:05BHD - DUB

1 stop7h 45mMultiple Airlines

Deal found 1/12£122

Tue 30/1215:20SNN - BFS

1 stop24h 00mMultiple Airlines

Tue 6/107:15BFS - SNN

1 stop24h 00mMultiple Airlines

Deal found 2/12£123

Sun 28/1206:40DUB - BHD

1 stop13h 15mMultiple Airlines

Sun 4/106:50BHD - DUB

1 stop8h 10mMultiple Airlines

Deal found 30/11£123

Tue 30/1205:45DUB - BFS

1 stop13h 05mMultiple Airlines

Thu 1/113:35BFS - DUB

1 stop8h 50mMultiple Airlines

Deal found 2/12£128

Best flights from Ireland to Northern Ireland
Discover carefully curated flight deals from Ireland to Northern Ireland that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 3 December 2025.

Fri 9/109:40SNN - BFS

1 stop10h 45mMultiple Airlines

Sun 11/107:10BFS - SNN

1 stop5h 40mMultiple Airlines

Deal found 1/12£71

Sat 17/122:40ORK - BFS

1 stop8h 05mMultiple Airlines

Sat 24/112:45BFS - ORK

1 stop9h 30mMultiple Airlines

Deal found 2/12£72

Thu 8/119:45DUB - BFS

1 stop11h 40mMultiple Airlines

Mon 12/107:50BFS - DUB

1 stop7h 00mMultiple Airlines

Deal found 30/11£77

Sat 17/105:55DUB - BHD

1 stop10h 55mKLM

Sat 24/117:20BHD - DUB

1 stop4h 50mKLM

Deal found 30/11£175

Thu 15/110:05DUB - BFS

1 stop6h 05mMultiple Airlines

Thu 22/107:05BFS - DUB

1 stop9h 45mMultiple Airlines

Deal found 1/12£80

Sat 17/120:40DUB - BHD

1 stop11h 35mBritish Airways

Sat 24/109:15BHD - DUB

1 stop7h 45mBritish Airways

Deal found 1/12£209

Thu 15/105:45SNN - BFS

1 stop11h 00mMultiple Airlines

Thu 22/107:05BFS - SNN

1 stop10h 55mMultiple Airlines

Deal found 1/12£80

Tue 20/106:10DUB - BFS

1 stop3h 45mMultiple Airlines

Tue 27/106:30BFS - DUB

1 stop9h 00mMultiple Airlines

Deal found 1/12£80

Fri 16/122:20ORK - BFS

1 stop24h 25mMultiple Airlines

Fri 23/108:05BFS - ORK

1 stop7h 05mMultiple Airlines

Deal found 2/12£82

Fri 16/114:50DUB - BFS

1 stop5h 50mMultiple Airlines

Fri 23/117:35BFS - DUB

1 stop5h 15mMultiple Airlines

Deal found 2/12£90

Thu 15/119:20ORK - BFS

1 stop13h 00mMultiple Airlines

Thu 22/108:50BFS - ORK

1 stop10h 05mMultiple Airlines

Deal found 1/12£91

Sun 11/109:55SNN - BHD

1 stop5h 20mMultiple Airlines

Sat 17/114:15BHD - SNN

1 stop9h 44mMultiple Airlines

Deal found 2/12£92

Sun 11/119:55SNN - BFS

1 stop11h 30mMultiple Airlines

Sat 17/123:10BFS - SNN

1 stop10h 20mMultiple Airlines

Deal found 1/12£93

Sat 17/106:00ORK - BHD

1 stop10h 50mKLM

Sat 24/117:20BHD - ORK

1 stop6h 05mKLM

Deal found 2/12£229

Mon 23/216:05ORK - BHD

1 stop15h 35mBritish Airways

Fri 27/219:35BHD - ORK

1 stop23h 50mBritish Airways

Deal found 30/11£245

Sat 17/114:45DUB - BFS

1 stop6h 05mMultiple Airlines

Sat 24/113:10BFS - DUB

1 stop4h 45mMultiple Airlines

Deal found 30/11£95

Wed 14/105:45ORK - BFS

1 stop4h 35mMultiple Airlines

Wed 21/121:05BFS - ORK

1 stop10h 15mMultiple Airlines

Deal found 30/11£96

Mon 2/217:35ORK - BHD

1 stop15h 30mBritish Airways

Thu 5/206:35BHD - ORK

1 stop14h 25mBritish Airways

Deal found 30/11£255

Sat 17/116:10ORK - BHD

1 stop4h 20mMultiple Airlines

Sat 24/114:15BHD - ORK

1 stop5h 10mMultiple Airlines

Deal found 1/12£97

Mon 12/105:55DUB - LDY

2 stops15h 50mKLM

Sun 18/109:05LDY - DUB

2 stops13h 05mKLM

Deal found 1/12£284

Wed 21/116:05ORK - BHD

1 stop16h 10mBritish Airways

Sat 24/109:15BHD - ORK

1 stop6h 10mBritish Airways

Deal found 1/12£270

Sat 10/120:45SNN - BFS

1 stop10h 00mMultiple Airlines

Fri 16/116:45BFS - SNN

1 stop6h 30mMultiple Airlines

Deal found 1/12£98

Mon 12/116:00DUB - LDY

1 stop5h 45mBritish Airways

Sun 18/109:05LDY - DUB

1 stop22h 50mBritish Airways

Deal found 1/12£278

Sat 17/105:45DUB - BHD

1 stop4h 05mMultiple Airlines

Sat 24/114:15BHD - DUB

1 stop6h 05mMultiple Airlines

Deal found 1/12£100

Wed 17/1206:40DUB - BFS

1 stop6h 35mMultiple Airlines

Sun 21/1209:10BFS - DUB

1 stop12h 55mMultiple Airlines

Deal found 1/12£101

Mon 26/122:25ORK - BFS

1 stop10h 30mMultiple Airlines

Sun 1/222:05BFS - ORK

1 stop11h 10mMultiple Airlines

Deal found 1/12£108

Fri 12/1205:55DUB - LDY

2 stops28h 20mKLM

Mon 15/1218:05LDY - DUB

2 stops18h 35mKLM

Deal found 29/11£454

Wed 31/1218:00KIR - BFS

2 stops22h 15mMultiple Airlines

Wed 7/121:00BFS - KIR

1 stop13h 15mMultiple Airlines

Deal found 1/12£111

Thu 15/117:30KIR - BFS

2 stops13h 55mMultiple Airlines

Thu 22/121:00BFS - KIR

1 stop13h 30mMultiple Airlines

Deal found 1/12£112

Fri 12/1220:35DUB - LDY

1 stop13h 40mBritish Airways

Mon 15/1218:05LDY - DUB

1 stop21h 20mBritish Airways

Deal found 29/11£460

Last-minute flights from Ireland to Northern Ireland
Discover last-minute flight deals from Ireland to Northern Ireland. Data last updated 3 December 2025 and is based on user searches.

Mon 8/1222:35DUB - BFS

1 stop9h 00mMultiple Airlines

Mon 15/1220:30BFS - DUB

1 stop4h 20mMultiple Airlines

Deal found 1/12£95

Thu 8/119:45DUB - BFS

1 stop11h 40mMultiple Airlines

Mon 12/107:50BFS - DUB

1 stop7h 00mMultiple Airlines

Deal found 30/11£77

Fri 9/109:40SNN - BFS

1 stop10h 45mMultiple Airlines

Sun 11/107:10BFS - SNN

1 stop5h 40mMultiple Airlines

Deal found 1/12£71

Sun 11/109:55SNN - BHD

1 stop5h 20mMultiple Airlines

Sat 17/114:15BHD - SNN

1 stop9h 44mMultiple Airlines

Deal found 2/12£92

Sun 11/119:55SNN - BFS

1 stop11h 30mMultiple Airlines

Sat 17/123:10BFS - SNN

1 stop10h 20mMultiple Airlines

Deal found 1/12£93

Thu 15/110:05DUB - BFS

1 stop6h 05mMultiple Airlines

Thu 22/107:05BFS - DUB

1 stop9h 45mMultiple Airlines

Deal found 1/12£74

Thu 15/105:45SNN - BFS

1 stop11h 00mMultiple Airlines

Thu 22/107:05BFS - SNN

1 stop10h 55mMultiple Airlines

Deal found 1/12£80

Thu 15/119:20ORK - BFS

1 stop13h 00mMultiple Airlines

Thu 22/108:50BFS - ORK

1 stop10h 05mMultiple Airlines

Deal found 1/12£91

Fri 16/122:20ORK - BFS

1 stop24h 25mMultiple Airlines

Fri 23/108:05BFS - ORK

1 stop7h 05mMultiple Airlines

Deal found 2/12£82

Fri 16/114:50DUB - BFS

1 stop5h 50mMultiple Airlines

Fri 23/117:35BFS - DUB

1 stop5h 15mMultiple Airlines

Deal found 2/12£90

Sat 17/122:40ORK - BFS

1 stop8h 05mMultiple Airlines

Sat 24/112:45BFS - ORK

1 stop9h 30mMultiple Airlines

Deal found 2/12£72

Tue 20/106:10DUB - BFS

1 stop3h 45mMultiple Airlines

Tue 27/106:30BFS - DUB

1 stop9h 00mMultiple Airlines

Deal found 1/12£80

One-way flights from Ireland to Northern Ireland
Search for one-way flight options from Ireland to Northern Ireland. Find affordable one-way fares based on user searches. Data last updated 3 December 2025.

Wed 7/106:30DUB - BHD

1 stop11h 05mMultiple Airlines

Deal found 1/12£42

Fri 20/306:30DUB - BFS

1 stop13h 55mMultiple Airlines

Deal found 2/12£45

Wed 7/106:40DUB - BFS

1 stop3h 15mMultiple Airlines

Deal found 1/12£46

Mon 16/321:00ORK - BHD

1 stop11h 55mMultiple Airlines

Deal found 1/12£49

Tue 9/1215:25ORK - BFS

1 stop18h 55mRyanair

Deal found 1/12£50

Tue 3/310:45SNN - BHD

1 stop9h 45mMultiple Airlines

Deal found 30/11£54

Tue 9/1215:25ORK - BHD

1 stop5h 25mMultiple Airlines

Deal found 1/12£55

Fri 20/306:30DUB - BHD

1 stop26h 25mMultiple Airlines

Deal found 2/12£57

Wed 7/108:50DUB - BHD

1 stop8h 00mKLM

Deal found 30/11£72

Mon 16/311:55ORK - BFS

1 stop8h 15mMultiple Airlines

Deal found 1/12£89

Tue 9/1214:40ORK - BFS

2 stops17h 40mMultiple Airlines

Deal found 1/12£98

Tue 9/1216:05ORK - BHD

3 stops17h 40mAer Lingus

Deal found 1/12£238

Find flight deals from Ireland to Northern Ireland

Round-trip from	£71
One-way from	£42

9/1-11/1
2 total stops
16h 25m total
Ireland to Northern Ireland

Search Deals

7/1
1 total stop
11h 05m total
Ireland to Northern Ireland

Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

ShannonBelfast

SNN - BFS

SNNBFS

Shannon

Fri 9/1

09:40-20:25

1 stop10h 45m

Belfast Intl

Sun 11/1

07:10-12:50

1 stop5h 40m

£71

CorkBelfast

ORK - BFS

ORKBFS

Cork

Sat 17/1

22:40-06:45

1 stop8h 05m

Belfast Intl

Sat 24/1

12:45-22:15

1 stop9h 30m

£72

DublinBelfast

DUB - BFS

DUBBFS

Dublin

Thu 8/1

19:45-07:25

1 stop11h 40m

Belfast Intl

Mon 12/1

07:50-14:50

1 stop7h 00m

£77

DublinBelfast

DUB - BFS

DUBBFS

Dublin

Thu 15/1

10:05-16:10

1 stop6h 05m

Belfast Intl

Thu 22/1

07:05-16:50

1 stop9h 45m

£80

ShannonBelfast

SNN - BFS

SNNBFS

Shannon

Thu 15/1

05:45-16:45

1 stop11h 00m

Belfast Intl

Thu 22/1

07:05-18:00

1 stop10h 55m

£80

DublinBelfast

DUB - BFS

DUBBFS

Dublin

Tue 20/1

06:10-09:55

1 stop3h 45m

Belfast Intl

Tue 27/1

06:30-15:30

1 stop9h 00m

£80

CorkBelfast

ORK - BFS

ORKBFS

Cork

Fri 16/1

22:20-22:45

1 stop24h 25m

Belfast Intl

Fri 23/1

08:05-15:10

1 stop7h 05m

£82

DublinBelfast

DUB - BFS

DUBBFS

Dublin

Fri 16/1

14:50-20:40

1 stop5h 50m

Belfast Intl

Fri 23/1

17:35-22:50

1 stop5h 15m

£90

CorkBelfast

ORK - BFS

ORKBFS

Cork

Thu 15/1

19:20-08:20

1 stop13h 00m

Belfast Intl

Thu 22/1

08:50-18:55

1 stop10h 05m

£91

ShannonBelfast

SNN - BHD

SNNBHD

Shannon

Sun 11/1

09:55-15:15

1 stop5h 20m

Belfast City

Sat 17/1

14:15-23:59

1 stop9h 44m

£92

Flights are sorted by cheapest return flights first.

Deals found on 1/12

Showing 1-10 of 43 results

...

Best time to book a flight from Ireland to Northern Ireland

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

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

One of the essential ways to save on airfare from Ireland to Northern Ireland is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 35% on airfare.

Related info for your journey

Can I find deals for flights from Ireland to Northern Ireland that include hotel bookings?
Yes. In addition to deals on Ireland to Northern Ireland flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Ireland to Northern Ireland?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ireland to Northern Ireland.
Can I find deals for business class flights from Ireland to Northern Ireland?
Yes. Cheapflights offers flight deals from Ireland 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.

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Ireland to Northern Ireland

Charles de Gaulle to Luton flights

Charles de Gaulle to Gatwick flights

Charles de Gaulle to London City flights

Madrid to Gatwick flights

Charles de Gaulle to Heathrow flights

Beauvais-Tille to Stansted flights

Orly to Heathrow flights

Duesseldorf Intl to Gatwick flights

Orly to Gatwick flights

Duesseldorf Intl to Heathrow flights

Frankfurt to Gatwick flights

Vienna to Gatwick flights

Lyon to Gatwick flights

Vienna to Stansted flights

Frankfurt to Luton flights

Madrid to Heathrow flights

Lyon to Heathrow flights

Charles de Gaulle to Edinburgh flights

Duesseldorf Intl to Stansted flights

Duesseldorf Intl to Luton flights

Vienna to Heathrow flights

Beauvais-Tille to Gatwick flights

Madrid to Stansted flights

Beauvais-Tille to Luton flights

Vienna to Luton flights

Frederic Chopin to Heathrow flights

Nantes to Stansted flights

Frankfurt to Heathrow flights

Malpensa to Luton flights

Frederic Chopin to Stansted flights

Orly to Luton flights

Nantes to Gatwick flights

Nantes to Heathrow flights

Athens to Heathrow flights

Marseille to Gatwick flights

Nantes to London City flights

Frederic Chopin to London City flights

Barcelona-El Prat to Luton flights

Lyon to Stansted flights

Marseille to Heathrow flights

Lyon to Luton flights

Malpensa to Stansted flights

Charles de Gaulle to Southend flights

Nantes to Luton flights

Vienna to London City flights

Madrid to Southend flights

Lyon to London City flights

Malpensa to Gatwick flights

Frankfurt to Stansted flights

Malpensa to London City flights

Direct flights to United Kingdom

Fly with Cheapflights

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

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Northern Ireland from Ireland.

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

Yes, we can. To see specific flights from Ireland 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 Ireland 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!

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Ireland to Northern Ireland from £42

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 7/1. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Ireland to Northern Ireland

Cheapest flights from Ireland to Northern IrelandExplore the most affordable flight options available from Ireland to Northern Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 December 2025.

Explore the most affordable flight options available from Ireland to Northern Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 December 2025.

Find flight deals from Ireland to Northern Ireland

Keep the following information in mind while searching for Ireland to Northern Ireland flight deals. Data was last updated 3 December 2025.

Round-trip from

One-way from

Cheapflights Fare Finder

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

Best time to book a flight from Ireland to Northern Ireland

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

Cheapflights Insights

Everything you need to know about your flight from Ireland to Northern Ireland

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

Find hourly flight availability from Ireland 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 3 December 2025.

Related info for your journey

Find useful and relevant information for your journey from Ireland to Northern Ireland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

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

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

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

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 Ireland to Northern Ireland?

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

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

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

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Ireland to Northern Ireland
Explore the most affordable flight options available from Ireland to Northern Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 December 2025.