Cheap flights from Ireland to Northern Ireland from £41
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 27/11. 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
Keep the following information in mind while searching for Ireland to Northern Ireland flight deals. Data was last updated 15 10月 2025.
Find 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 15 10月 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 15 10月 2025.
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
週一 10/11
19:55-09:10
1 stop13h 15m
Belfast Intl
週一 17/11
18:25-23:30
1 stop5h 05m
DublinBelfast
DUB - BFS
DUBBFS
Dublin
週三 26/11
18:50-08:20
1 stop13h 30m
Belfast Intl
週三 3/12
07:00-18:25
1 stop11h 25m
DublinBelfast
DUB - BFS
DUBBFS
Dublin
週四 27/11
06:30-16:10
1 stop9h 40m
Belfast Intl
週四 4/12
21:00-07:05
1 stop10h 05m
DublinBelfast
DUB - BFS
DUBBFS
Dublin
週五 21/11
22:00-11:55
1 stop13h 55m
Belfast Intl
週日 23/11
05:45-09:50
1 stop4h 05m
CorkBelfast
ORK - BFS
ORKBFS
Cork
週一 10/11
21:00-08:20
1 stop11h 20m
Belfast Intl
週一 17/11
06:40-20:35
1 stop13h 55m
ShannonBelfast
SNN - BFS
SNNBFS
Shannon
週五 28/11
22:00-11:55
1 stop13h 55m
Belfast Intl
週五 5/12
18:00-07:35
1 stop13h 35m
CorkBelfast
ORK - BHD
ORKBHD
Cork
週一 10/11
21:00-11:40
1 stop14h 40m
Belfast City
週一 17/11
10:05-20:35
1 stop10h 30m
DublinBelfast
DUB - BFS
DUBBFS
Dublin
週五 7/11
08:30-20:25
1 stop11h 55m
Belfast Intl
週六 15/11
06:00-16:30
1 stop10h 30m
Milltown (Kerry)Belfast
KIR - BFS
KIRBFS
Milltown (Kerry) Kerry
週四 27/11
10:45-18:20
1 stop7h 35m
Belfast Intl
週四 4/12
21:00-10:30
1 stop13h 30m
DublinBelfast
DUB - BFS
DUBBFS
Dublin
週六 8/11
16:55-22:00
1 stop5h 05m
Belfast Intl
週六 15/11
12:45-16:30
1 stop3h 45m
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 15 10月 2025.
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
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.
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Ireland to Northern Ireland
See prices for flight routes from nearby airports that may be better suited for you.
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How does Cheapflights help users find flights from Ireland to Northern Ireland?
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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.
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