Cheap flights from Ireland to Belfast from £52
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 4/9. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Ireland to Belfast
Keep the following information in mind while searching for Ireland to Belfast flight deals. Data was last updated 12 July 2025.
Round-trip from | £98 |
---|---|
One-way from | £52 |
Find flight deals from Ireland to Belfast
Cheapest flights from Ireland to BelfastExplore the most affordable flight options available from Ireland to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 July 2025.
Explore the most affordable flight options available from Ireland to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 July 2025.
Cheapflights Fare Finder
Customise your flight search to find flights from Ireland to Belfast 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 12 July 2025.
Use the filters below to find and compare flights from Ireland to Belfast that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
DublinBelfast
DUB - BFS
DUBBFS
Dublin
Tue 26/8
20:50-09:10
1 stop12h 20m
Belfast Intl
Tue 2/9
06:45-12:05
1 stop5h 20m
DublinBelfast
DUB - BHD
DUBBHD
Dublin
Thu 2/10
10:35-19:35
1 stop9h 00m
Belfast City
Fri 10/10
17:00-00:10
1 stop7h 10m
CorkBelfast
ORK - BFS
ORKBFS
Cork
Sat 16/8
21:00-08:00
1 stop11h 00m
Belfast Intl
Mon 18/8
12:35-22:20
1 stop9h 45m
ShannonBelfast
SNN - BFS
SNNBFS
Shannon
Thu 21/8
20:15-07:10
1 stop10h 55m
Belfast Intl
Mon 25/8
08:10-15:40
1 stop7h 30m
Milltown (Kerry)Belfast
KIR - BFS
KIRBFS
Milltown (Kerry) Kerry
Mon 25/8
10:25-22:20
2 stops11h 55m
Belfast Intl
Mon 1/9
06:45-15:00
1 stop8h 15m
DublinBelfast
DUB - BHD
DUBBHD
Dublin
Fri 8/8
06:30-19:55
1 stop13h 25m
Belfast City
Fri 15/8
10:10-21:00
1 stop10h 50m
ShannonBelfast
SNN - BHD
SNNBHD
Shannon
Thu 21/8
16:05-20:55
1 stop4h 50m
Belfast City
Mon 25/8
08:50-22:50
1 stop14h 00m
Milltown (Kerry)Belfast
KIR - BFS
KIRBFS
Milltown (Kerry) Kerry
Mon 25/8
14:45-22:20
1 stop7h 35m
Belfast Intl
Mon 1/9
08:10-14:20
1 stop6h 10m
DublinBelfast
DUB - BHD
DUBBHD
Dublin
Thu 4/9
20:15-08:45
1 stop12h 30m
Belfast City
Thu 11/9
06:35-18:00
1 stop11h 25m
CorkBelfast
ORK - BHD
ORKBHD
Cork
Fri 5/9
11:00-14:30
1 stop3h 30m
Belfast City
Thu 11/9
12:40-20:30
1 stop7h 50m
Best time to book a flight from Ireland to Belfast
Have a flexible travel schedule? Discover the best time to fly to Belfast from Ireland with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Ireland to Belfast
What is the cheapest time of day to fly from IE to BFS?
Find hourly flight availability from Ireland to Belfast. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 12 July 2025.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ireland to Belfast as you normally would.
Reviews of airlines servicing Belfast
Get insights into the airlines that provide service to Belfast. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Belfast. Reviews last updated 12 July 2025.
See what other customers who have flown with KLM, Aer Lingus, andRyanair from Ireland to Belfast have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
Comfort
Entertainment
Food
Boarding
Overall
Reviews
Anonymous,Jun 2025
AMS - BOS
Crew
Comfort
Entertainment
Food
Boarding
Overall
Reviews
Anonymous,Jun 2025
AMS - BOS
Crew
Comfort
Entertainment
Food
Boarding
Overall
Reviews
Anonymous,Jun 2025
AMS - BOS
Crew
Comfort
Entertainment
Food
Boarding
Overall
Reviews
Anonymous,Jun 2025
AMS - BOS
Crew
Comfort
Entertainment
Food
Boarding
Overall
Reviews
Anonymous,Jun 2025
AMS - BOS
Crew
Comfort
Entertainment
Food
Boarding
Overall
Reviews
Anonymous,Jun 2025
AMS - BOS
Related info for your journey
Find useful and relevant information for your journey from Ireland to Belfast. 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
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes for Ireland to Belfast
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 Belfast?
Cheapflights helps you search for flights from Ireland to Belfast via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.
Why should you use Cheapflights to find cheap flight tickets from Ireland to Belfast?
Cheapflights simply makes it quick and affordable to book flights from Ireland to Belfast by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.
Can Cheapflights find flights from Ireland to Belfast with no change fees?
Users can book flights with no change fees policies with our dedicated filters. Book flights from Ireland to Belfast flexibly with Cheapflights today.
Can Cheapflights notify me if prices for flights from Ireland to Belfast become cheaper?
Of course! You can now track prices for flights from Ireland to Belfast and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.