Cheap flights from Belfast Intl Airport to Ireland from £54
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 7/8. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Belfast Intl to Ireland
Keep the following information in mind while searching for Belfast Intl to Ireland flight deals. Data was last updated 4 July 2025.
Find flight deals from Belfast Intl to Ireland
Cheapest flights from Belfast Intl to IrelandExplore the most affordable flight options available from Belfast Intl to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 July 2025.
Explore the most affordable flight options available from Belfast Intl to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 July 2025.
Cheapflights Fare Finder
Customise your flight search to find flights from Belfast Intl to Ireland that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 4 July 2025.
Use the filters below to find and compare flights from Belfast Intl Airport to Ireland that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
BelfastDublin
BFS - DUB
BFSDUB
Belfast Intl
Wed 27/8
07:00-21:15
1 stop14h 15m
Dublin
Fri 29/8
18:45-22:50
1 stop4h 05m
BelfastCork
BFS - ORK
BFSORK
Belfast Intl
Thu 14/8
16:25-22:45
1 stop6h 20m
Cork
Wed 20/8
21:45-08:10
1 stop10h 25m
BelfastShannon
BFS - SNN
BFSSNN
Belfast Intl
Sun 17/8
23:30-09:30
1 stop10h 00m
Shannon
Sun 24/8
13:15-22:30
1 stop9h 15m
BelfastDublin
BFS - DUB
BFSDUB
Belfast Intl
Thu 7/8
08:15-13:15
1 stop5h 00m
BelfastCork
BFS - ORK
BFSORK
Belfast Intl
Fri 29/8
10:55-17:35
1 stop6h 40m
Best time to book a flight from Belfast Intl to Ireland
Have a flexible travel schedule? Discover the best time to fly to Ireland from Belfast Intl with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Belfast Intl Airport to Ireland
Related info for your journey
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Alternative routes for Belfast Intl to Ireland
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Can Cheapflights find flights from Belfast Intl to Ireland with no change fees?
Need flexible booking options for your flight to Ireland from Belfast Intl? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.
Can Cheapflights notify me if prices for flights from Belfast Intl to Ireland become cheaper?
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