How long is the flight from Northern Ireland to Ireland?

There are many flights that can get you from Northern Ireland to Ireland in 5h 25m. Fly via British Airways to get the fastest option. The distance from Northern Ireland to Ireland is about 117 mi.

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

Currently, January is the cheapest month in which you can book a flight from Northern Ireland to Ireland (average of £71). Flying from Northern Ireland to Ireland in August is currently the most expensive (average of £93). 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.

In terms of precipitation, rainfall in Ireland ranges from 49.0 - 79.0 inches per month. October is typically the wettest month, when rainfall can reach 79.0 mm. February is typically the driest time to visit Ireland when rainfall is around 49.0 mm.

If weather is an important factor for your trip to 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).

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Northern Ireland to Ireland as you normally would.

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

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

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

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

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

Yes. Cheapflights offers flight deals from Northern Ireland to 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.

£55+ Cheap Flights from Northern Ireland to Ireland

Cheap flight deals from Northern Ireland to Ireland

Round-trip from	£92
One-way from	£55

27/11-27/11
2 total stops
21h 10m total
Northern Ireland to Ireland

Search Deals

4/1
1 total stop
14h 45m total
Northern Ireland to Ireland

Search Deals

Find flight deals from Northern Ireland to Ireland

Cheapest flights from Northern Ireland to Ireland
Explore the most affordable flight options available from Northern Ireland to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2025.

Thu 27/1106:15BFS - DUB

1 stop11h 35mMultiple Airlines

Thu 27/1121:50DUB - BFS

1 stop9h 35mMultiple Airlines

Deal found 14/9£92

Fri 10/1007:35BFS - DUB

1 stop5h 30mMultiple Airlines

Fri 17/1012:00DUB - BFS

1 stop4h 15mMultiple Airlines

Deal found 12/9£97

Wed 29/1012:50BFS - DUB

1 stop5h 30mMultiple Airlines

Wed 5/1106:45DUB - BFS

1 stop3h 35mMultiple Airlines

Deal found 14/9£102

Wed 15/1006:10BFS - DUB

1 stop10h 50mMultiple Airlines

Thu 23/1006:30DUB - BFS

1 stop9h 00mMultiple Airlines

Deal found 13/9£104

Mon 27/1022:20BFS - DUB

1 stop9h 30mMultiple Airlines

Mon 3/1122:55DUB - BFS

1 stop9h 55mMultiple Airlines

Deal found 12/9£108

Wed 24/922:05BFS - DUB

1 stop10h 10mMultiple Airlines

Tue 30/916:20DUB - BFS

1 stop6h 10mMultiple Airlines

Deal found 14/9£109

Sat 8/1107:20BFS - ORK

1 stop11h 05mMultiple Airlines

Sat 15/1118:50ORK - BFS

1 stop13h 20mMultiple Airlines

Deal found 13/9£109

Sat 11/1019:35BFS - ORK

1 stop4h 40mMultiple Airlines

Mon 20/1014:00ORK - BFS

1 stop9h 20mMultiple Airlines

Deal found 14/9£111

Thu 6/1119:45BFS - DUB

1 stop12h 05mRyanair

Mon 10/1122:55DUB - BFS

1 stop9h 55mRyanair

Deal found 14/9£112

Fri 3/1010:55BFS - ORK

1 stop6h 40mMultiple Airlines

Mon 6/1013:40ORK - BFS

1 stop8h 40mMultiple Airlines

Deal found 14/9£116

Sat 11/1014:00BFS - DUB

1 stop7h 45mMultiple Airlines

Sat 18/1006:10DUB - BFS

1 stop4h 45mMultiple Airlines

Deal found 13/9£116

Sun 12/1022:40BFS - DUB

1 stop10h 15mMultiple Airlines

Sun 19/1006:20DUB - BFS

1 stop4h 40mMultiple Airlines

Deal found 14/9£118

Best flights from Northern Ireland to Ireland
Discover carefully curated flight deals from Northern Ireland to Ireland that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 15 September 2025.

Thu 27/1106:15BFS - DUB

1 stop11h 35mMultiple Airlines

Thu 27/1121:50DUB - BFS

1 stop9h 35mMultiple Airlines

Deal found 14/9£92

Thu 6/1119:45BFS - DUB

1 stop12h 05mRyanair

Mon 10/1122:55DUB - BFS

1 stop9h 55mRyanair

Deal found 14/9£112

Thu 6/1109:05BHD - DUB

1 stop10h 40mBritish Airways

Mon 10/1113:00DUB - BHD

1 stop7h 15mBritish Airways

Deal found 14/9£153

Mon 27/1009:50BHD - DUB

1 stop7h 30mAer Lingus

Thu 30/1011:45DUB - BHD

1 stop5h 40mAer Lingus

Deal found 13/9£164

Thu 6/1107:05BFS - DUB

1 stop11h 55mMultiple Airlines

Mon 10/1122:55DUB - BFS

1 stop9h 55mMultiple Airlines

Deal found 12/9£97

Fri 10/1007:35BFS - DUB

1 stop5h 30mMultiple Airlines

Fri 17/1012:00DUB - BFS

1 stop4h 15mMultiple Airlines

Deal found 12/9£97

Wed 29/1012:50BFS - DUB

1 stop5h 30mMultiple Airlines

Wed 5/1106:45DUB - BFS

1 stop3h 35mMultiple Airlines

Deal found 14/9£102

Sat 8/1117:20BHD - ORK

1 stop6h 05mKLM

Sat 15/1111:15ORK - BHD

1 stop5h 35mKLM

Deal found 14/9£261

Mon 27/1021:35BFS - DUB

1 stop12h 10mMultiple Airlines

Mon 3/1122:55DUB - BFS

1 stop9h 55mMultiple Airlines

Deal found 12/9£104

Wed 15/1006:10BFS - DUB

1 stop10h 50mMultiple Airlines

Thu 23/1006:30DUB - BFS

1 stop9h 00mMultiple Airlines

Deal found 13/9£104

Sat 7/309:15BHD - DUB

1 stop10h 35mBritish Airways

Mon 9/316:00DUB - BHD

1 stop4h 15mBritish Airways

Deal found 12/9£153

Thu 16/1006:00BFS - DUB

1 stop4h 40mMultiple Airlines

Sun 19/1006:20DUB - BFS

1 stop4h 40mMultiple Airlines

Deal found 13/9£109

Last-minute flights from Northern Ireland to Ireland
Discover last-minute flight deals from Northern Ireland to Ireland. Data last updated 15 September 2025 and is based on user searches.

Wed 24/922:05BFS - DUB

1 stop10h 10mMultiple Airlines

Tue 30/916:20DUB - BFS

1 stop6h 10mMultiple Airlines

Deal found 14/9£109

Wed 24/912:10BHD - DUB

1 stop4h 45mMultiple Airlines

Tue 30/905:45DUB - BHD

1 stop4h 25mMultiple Airlines

Deal found 14/9£123

Mon 29/922:20BFS - DUB

1 stop10h 50mMultiple Airlines

Wed 1/1006:30DUB - BFS

1 stop3h 10mMultiple Airlines

Deal found 14/9£119

Fri 3/1010:55BFS - ORK

1 stop6h 40mMultiple Airlines

Mon 6/1013:40ORK - BFS

1 stop8h 40mMultiple Airlines

Deal found 14/9£116

Fri 10/1007:35BFS - DUB

1 stop5h 30mMultiple Airlines

Fri 17/1012:00DUB - BFS

1 stop4h 15mMultiple Airlines

Deal found 12/9£97

Sat 11/1019:35BFS - ORK

1 stop4h 40mMultiple Airlines

Mon 20/1014:00ORK - BFS

1 stop9h 20mMultiple Airlines

Deal found 14/9£111

Sat 11/1014:00BFS - DUB

1 stop7h 45mMultiple Airlines

Sat 18/1006:10DUB - BFS

1 stop4h 45mMultiple Airlines

Deal found 13/9£116

Sun 12/1022:40BFS - DUB

1 stop10h 15mMultiple Airlines

Sun 19/1006:20DUB - BFS

1 stop4h 40mMultiple Airlines

Deal found 14/9£118

Sun 12/1008:30BFS - SNN

1 stop4h 40mMultiple Airlines

Sun 19/1020:40SNN - BFS

1 stop13h 05mMultiple Airlines

Deal found 14/9£119

Wed 15/1006:10BFS - DUB

1 stop10h 50mMultiple Airlines

Thu 23/1006:30DUB - BFS

1 stop9h 00mMultiple Airlines

Deal found 13/9£104

Mon 27/1022:20BFS - DUB

1 stop9h 30mMultiple Airlines

Mon 3/1122:55DUB - BFS

1 stop9h 55mMultiple Airlines

Deal found 12/9£108

Wed 29/1012:50BFS - DUB

1 stop5h 30mMultiple Airlines

Wed 5/1106:45DUB - BFS

1 stop3h 35mMultiple Airlines

Deal found 14/9£102

One-way flights from Northern Ireland to Ireland
Search for one-way flight options from Northern Ireland to Ireland. Find affordable one-way fares based on user searches. Data last updated 15 September 2025.

Sun 4/107:10BFS - DUB

1 stop14h 45mMultiple Airlines

Deal found 11/9£55

Mon 29/908:40BFS - DUB

1 stop3h 10mMultiple Airlines

Deal found 12/9£58

Mon 20/1008:20BFS - DUB

1 stop4h 40mMultiple Airlines

Deal found 14/9£62

Wed 4/307:55BFS - DUB

1 stop5h 30mMultiple Airlines

Deal found 13/9£64

Wed 4/311:20BHD - DUB

1 stop8h 35mMultiple Airlines

Deal found 13/9£66

Mon 20/1015:25BHD - DUB

1 stop4h 10mBritish Airways

Deal found 14/9£111

Mon 22/1217:45BHD - DUB

1 stop14h 10mBritish Airways

Deal found 13/9£122

Mon 22/1207:00BFS - DUB

1 stop16h 25mMultiple Airlines

Deal found 13/9£142

Wed 4/315:40BHD - DUB

2 stops19h 45mBritish Airways

Deal found 13/9£149

Mon 22/1212:00BHD - DUB

2 stops6h 10mMultiple Airlines

Deal found 13/9£409

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

BelfastDublin

BFS - DUB

BFSDUB

Belfast Intl

Thu 27/11

06:15-17:50

1 stop11h 35m

Dublin

Thu 27/11

21:50-07:25

1 stop9h 35m

£92

BelfastDublin

BFS - DUB

BFSDUB

Belfast Intl

Thu 6/11

07:05-19:00

1 stop11h 55m

Dublin

Mon 10/11

22:55-08:50

1 stop9h 55m

£97

BelfastDublin

BFS - DUB

BFSDUB

Belfast Intl

Fri 10/10

07:35-13:05

1 stop5h 30m

Dublin

Fri 17/10

12:00-16:15

1 stop4h 15m

£97

BelfastDublin

BFS - DUB

BFSDUB

Belfast Intl

Wed 29/10

12:50-18:20

1 stop5h 30m

Dublin

Wed 5/11

06:45-10:20

1 stop3h 35m

£102

BelfastDublin

BFS - DUB

BFSDUB

Belfast Intl

Mon 27/10

21:35-09:45

1 stop12h 10m

Dublin

Mon 3/11

22:55-08:50

1 stop9h 55m

£104

BelfastDublin

BFS - DUB

BFSDUB

Belfast Intl

Wed 15/10

06:10-17:00

1 stop10h 50m

Dublin

Thu 23/10

06:30-15:30

1 stop9h 00m

£104

BelfastDublin

BFS - DUB

BFSDUB

Belfast Intl

Thu 16/10

06:00-10:40

1 stop4h 40m

Dublin

Sun 19/10

06:20-11:00

1 stop4h 40m

£109

BelfastCork

BFS - ORK

BFSORK

Belfast Intl

Sat 8/11

07:20-18:25

1 stop11h 05m

Cork

Sat 15/11

18:50-08:10

1 stop13h 20m

£109

BelfastCork

BFS - ORK

BFSORK

Belfast Intl

Sat 11/10

19:35-00:15

1 stop4h 40m

Cork

Mon 20/10

14:00-23:20

1 stop9h 20m

£111

BelfastDublin

BFS - DUB

BFSDUB

Belfast Intl

Thu 6/11

19:45-07:50

1 stop12h 05m

Dublin

Mon 10/11

22:55-08:50

1 stop9h 55m

£112

Flights are sorted by cheapest return flights first.

Deals found on 11/9

Showing 1-10 of 40 results

Best time to book a flight from Northern Ireland to Ireland

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

No data available for this route at this time. Please check back soon.

Related info for your journey

How long is the flight from Northern Ireland to Ireland?
There are many flights that can get you from Northern Ireland to Ireland in 5h 25m. Fly via British Airways to get the fastest option. The distance from Northern Ireland to Ireland is about 117 mi.
Can I find deals for flights from Northern Ireland to Ireland that include hotel bookings?
Yes. In addition to deals on Northern Ireland to Ireland flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Northern Ireland to Ireland?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Northern Ireland to Ireland.
Can I find deals for business class flights from Northern Ireland to Ireland?
Yes. Cheapflights offers flight deals from Northern Ireland to 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 Northern Ireland to Ireland?
Currently, January is the cheapest month in which you can book a flight from Northern Ireland to Ireland (average of £71). Flying from Northern Ireland to Ireland in August is currently the most expensive (average of £93). 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 Northern Ireland to Ireland

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Gatwick to Frankfurt flights

Stansted to Barcelona-El Prat flights

Heathrow to Berlin flights

Heathrow to Malpensa flights

London City to Madrid flights

Luton to Barcelona-El Prat flights

London City to Vicenza flights

Gatwick to Linate flights

Heathrow to Frederic Chopin flights

Heathrow to Orly flights

London City to Malpensa flights

Gatwick to Berlin flights

Direct flights to

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Direct flights to Alicante

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Direct flights to Málaga

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Direct flights to Milan

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Direct flights to Larnaca

Direct flights to Tirana

Direct flights to Bucharest

Direct flights to Prague

Direct flights to Madrid

Direct flights to Budapest

Direct flights to Newcastle upon Tyne

Direct flights to Berlin

Direct flights to Ibiza

Direct flights to Las Palmas de Gran Canaria

Direct flights to Zurich

Direct flights to Brussels

Direct flights to Copenhagen

Direct flights to Stockholm

Direct flights to Geneva

Direct flights to Newquay

Direct flights to Naples

Direct flights to Frankfurt am Main

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Direct flights to Paphos

Direct flights to Vienna

Direct flights to Puerto del Rosario

Direct flights to Oslo

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

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

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Northern Ireland to Ireland, users can toggle the no change fees filter when performing a flight search.

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

Yes, Cheapflights offers price alerts on Northern Ireland to Ireland flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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Cheap flights from Northern Ireland to Ireland from £55

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 4/1. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Northern Ireland to Ireland

Keep the following information in mind while searching for Northern Ireland to Ireland flight deals. Data was last updated 15 September 2025.

Round-trip from

One-way from

Find flight deals from Northern Ireland to Ireland

Cheapest flights from Northern Ireland to IrelandExplore the most affordable flight options available from Northern Ireland to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2025.

Explore the most affordable flight options available from Northern Ireland to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Northern Ireland to Ireland

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

Cheapflights Insights

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

Related info for your journey

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

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

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

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

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

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

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

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

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Travel Smart

Cheapest flights from Northern Ireland to Ireland
Explore the most affordable flight options available from Northern Ireland to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2025.