£55 Find Cheap Flights from Northern Ireland to Ireland

1 adult
1 adult, Economy

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Useful Info

Good to know - Cheap tickets from Northern Ireland to Ireland

Low seasonJanuary
High seasonAugust
Best time to beat the crowds (35% less expensive on average)
Most popular time to fly (10% more expensive on average)

FAQs for booking flights from Northern Ireland to Ireland

  • How does KAYAK find such low prices on flights from Northern Ireland to Ireland?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Northern Ireland to Ireland.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Northern Ireland to Ireland?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Northern Ireland to Ireland is likely to change within 7 days, so travellers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Northern Ireland to Ireland?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly from Northern Ireland to Ireland with an airline and back with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Northern Ireland to Ireland?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Northern Ireland to Ireland up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

  • What is the cheapest day to fly to Ireland?

    Based on KAYAK data, the cheapest day to fly to Ireland is Saturday when return tickets can be as cheap as £133. On the other hand, the most expensive day to fly is Saturday, when return prices are £133 on average.

  • What is the cheapest time of day to fly to Ireland?

    The cheapest time of day to fly to Ireland is generally in the evening, when retur flights cost £183 on average. Morning departures are around 15% more expensive than evening flights, on average. The most expensive time of day to fly to Ireland is generally in the morning, which is peak travel time and where the average cost of a ticket is £211.

  • How long is the flight to Ireland?

    An average direct flight from Northern Ireland to Ireland takes 6h 17m, covering a distance of 154 miles. The shortest route is Belfast City Airport (BHD) to Dublin (DUB) with an average flight time of 4h 00m.

  • What are the most popular destinations in Ireland?

    Based on KAYAK flight searches, the most popular destination is Dublin (76% of total searches to Ireland). The next most popular destinations are Cork (14%) and Shannon (10%).

Book cheap flights from Northern Ireland to Ireland

Cheapest flights to Ireland from Northern Ireland found in 2025

Recent return flight deals

11/9Thu
1 stop
11h 30mBFS-DUB
15/9Mon
1 stop
15h 05mDUB-BFS
£103
13/8Wed
1 stop
14h 00mBFS-DUB
15/8Fri
1 stop
10h 15mDUB-BFS
£111
13/8Wed
1 stop
7h 35mBFS-DUB
20/8Wed
1 stop
12h 30mDUB-BFS
£112
13/8Wed
1 stop
13h 40mBFS-DUB
20/8Wed
1 stop
8h 30mDUB-BFS
£113
11/9Thu
1 stopAer Lingus
5h 45mBHD-DUB
15/9Mon
1 stopAer Lingus
6h 20mDUB-BHD
£145
5/9Fri
1 stopAer Lingus
5h 35mBHD-DUB
8/9Mon
1 stopAer Lingus
3h 55mDUB-BHD
£182
5/9Fri
1 stopBritish Airways
12h 10mBHD-DUB
8/9Mon
1 stopBritish Airways
11h 55mDUB-BHD
£187
5/9Fri
1 stopBritish Airways
11h 35mBHD-DUB
8/9Mon
1 stopBritish Airways
11h 55mDUB-BHD
£188
11/9Thu
1 stopKLM
14h 55mBHD-DUB
15/9Mon
1 stopKLM
24h 30mDUB-BHD
£231
28/8Thu
2 stopsKLM
15h 55mLDY-DUB
3/9Wed
2 stopsKLM
8h 25mDUB-LDY
£351

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Recent one-way flight deals

15/10Wed
1 stop
4h 15mBFS-SNN
£55
19/9Fri
1 stop
14h 45mBFS-SNN
£57
28/8Thu
1 stop
8h 55mBFS-ORK
£58
28/8Thu
1 stop
8h 55mBFS-ORK
£60
14/10Tue
1 stop
4h 00mBFS-DUB
£63
27/9Sat
1 stop
4h 50mBFS-DUB
£64
14/10Tue
2 stopsBritish Airways
8h 25mBHD-DUB
£148
29/10Wed
2 stopsBritish Airways
16h 00mBHD-DUB
£162
6/9Sat
2 stopsKLM
15h 55mLDY-DUB
£209
23/7Wed
3 stopsAer Lingus
20h 55mBHD-ORK
£687

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Last minute flights from Northern Ireland to Ireland

Last minute flight, train and bus deals

19/7Sat
multi-stop
17h 30mBHD-DUB
28/7Mon
multi-stop
7h 35mDUB-BHD
£185
19/7Sat
multi-stop
4h 05mBFS-DUB
19/7Sat
multi-stop
9h 05mDUB-BFS
£227
19/7Sat
multi-stop
4h 00mBHD-DUB
19/7Sat
multi-stop
3h 20mDUB-BHD
£339
19/7Sat
multi-stopBritish Airways
3h 00mBHD-DUB
19/7Sat
multi-stopBritish Airways
19h 40mDUB-BHD
£645
19/7Sat
multi-stop
8h 30mBHD-DUB
28/7Mon
multi-stop
8h 05mDUB-BHD
£837
19/7Sat
multi-stop
28h 30mBHD-DUB
28/7Mon
multi-stop
15h 20mDUB-BHD
£2,318

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Everything you need to know for your flight to Ireland

Cabin class types available on flights to Northern Ireland

Cabin classes available on flights to Northern Ireland. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.

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